Sharp MX4170FN with list Error Codes and Epson XP-242 Adjustment Program

Sharp MX4170FN Printer with list Error Codes and Epson XP-242 Adjustment Program

– Printer model: Sharp MX4170FN
– Error codes on Sharp MX4170FN with details instruction fixing:

Code: A0-01
Description: PCU PWB ROM error
Causes: The firmware version-up is not completed properly by interruption of the power during the version-up operation, etc. PCU PWB trouble.
Troubleshooting Guides: Use SIM49-1 to perform the firmware version-up procedure again. Replace the PCU PWB.

Code: A0-02
Description: SCN-MFP PWB ROM error
Causes: The firmware version-up is not completed properly by interruption of the power during the version-up operation, etc. SCN-MFP PWB trouble.
Troubleshooting Guides: Use SIM49-1 to perform the firmware version-up procedure again. Replace the SCN-MFP PWB.

Code: A0-04
Description: ACU ROM error
Causes: Scanner expansion PWB (ACU) (ACRE) ROM data error. An error occurs during firmware upgrading for some reasons.
Troubleshooting Guides: Perform firmware upgrading again.

Code: A0-10
Description: Controller ROM error
Causes: The content of the color profile is abnormal. Combination error between the SCN-MFP PWB firmware and the color profile
Troubleshooting Guides: Upgrade the firmware collectively. Replace the SCN-MFP PWB.

Code: A0-15
Description: Incompatible DSK BOOT and program firmware
Causes: Installation of the normal firmware was performed with a security kit enable.
Troubleshooting Guides: Stop installation of the normal firmware.

Code: A0-17
Description: Inconsistency between the UI data and the CPU firmware version
Causes: Combination error between the UI contents data and the CPU UI firmware version.
Troubleshooting Guides: Install the firmware in the all-firmware version-up mode.

Code: A0-18
Description: Conflict firmware version ASIC-MAIN
Causes: Combination version error in MFPC ASIC
Troubleshooting Guides: Check the combination of the firmware. Use SIM49-1 to perform the firmware version-up procedure again.

Code: A0-20
Description: Machine level error (CTL detection)
Causes: Inconsistency between the MFP firmware version and the EEPROM data version
Troubleshooting Guides: Check the combination of the firmware.

Code: A0-21
Description: Machine level error (PCU detection)
Causes: Inconsistency between the PCU firmware version and the EEPROM data version.
Troubleshooting Guides: Check the combination of the firmware.

Code: A0-22
Description: Conflict firmware and EEPROM data version (SCN-MFP)
Causes: Inconsistency between the SCN-MFP PWB firmware version and the EEPROM data version.
Troubleshooting Guides: Check the combination of the firmware.

Code: C1-10
Description: Main charger trouble (Monochrome)
Causes: Open circuit or short circuit of the main charger (Black) output
Troubleshooting Guides: 1) Check & Troubleshooting Guides Use SIM8-2 to check the output of [GB-K]. If the leakage noise or the flickering on the screen of the panel is detected; (1) Abnormality of the charger (BK) -> Remove and insert the charger (BK) or replace the charger (BK). (2) Imperfect insertion of the charger (BK) -> Remove and insert the charger (BK). (3) Abnormality of MC-K harness (Transformer B801 of the high-voltage MC PWB) -> Remove and insert MC-K harness or replace MCK harness. (4)Abnormality of GB-K/DV-KCMY wiring -> Check GB-K/DV-KCMY wiring./Replace. (5) Abnormality of the developing unit (K/C/M/Y) -> Insert and remove the developing unit./Replace. (6) Abnormality of the high voltage MC PWB spring contact (GB,DV). -> Check the high voltage MC PWB spring contact. 2) Check & Troubleshooting Guides Use SIM8-2 to check the output of [GB-K]. If the leakage noise etc. is not detected; (1) Charger (BK) not inserted. -> Insert the Charger (BK). (2) Disconnection/ breakage of MC-K harness (Transformer B801 of the high-voltage MC PWB) -> Insert the harness./Replace. (3) High MC PWB trouble. -> Replace the high MC PWB. (4) PCU PWB trouble -> Replace PCU PWB.

Code: C1-14
Description: Main charger trouble (Color)
Causes: Open circuit or short circuit of the main charger (Color) output
Troubleshooting Guides: 1) Check & Troubleshooting Guides Use SIM8-2 to check the output of [GB-C/M/Y]. If the leakage noise or the flickering on the screen of the panel is detected; (1) Abnormality of the charger (C/M/Y) -> Remove and insert the charger (C/M/Y) or replace the charger (C/M/Y). (2) Imperfect insertion of the charger (C/M/Y) -> Remove and insert the charger (C/M/Y). (3) Abnormality of MC-CL harness (Transformer B901 of the high-voltage MC PWB) -> Remove and insert MC-CL harness or replace MCCL harness. (4)Abnormality of GB-CMY wiring -> Check GB-CMY wiring./Replace. (5)Abnormality of the high voltage MC PWB spring contact (GB,DV) -> Check the high voltage MC PWB spring contact. 2) Check & Troubleshooting Guides Use SIM8-2 to check the output of [GB-C/M/Y]. If the leakage noise etc. is not detected; (1) Charger (C/M/Y) not inserted. -> Insert the Charger (C/M/Y). (2) Disconnection/ breakage of MC-CL harness (Transformer B901 of the high-voltage MC PWB) -> Insert the harness./Replace. (3) High MC PWB trouble. -> Replace the high MC PWB. (4) PCU PWB trouble -> Replace PCU PWB.

Code: C1-15
Description: High-voltage MC Black circuit trouble
Causes: 1) Pin getting away of a harness (MC-K-ERR) and breaking (MC PWB Input connector CN1-10pin) 2) High-voltage error circuit (MC-K-ERR) damage
Troubleshooting Guides: 1) Check connection of the harness.(MC PWB Input connector CN1-10pin) Replace the harness. 2) Check disconnection of the high voltage MC PWB connector./Replace.

Code: C1-16
Description: High-voltage MC color circuit trouble
Causes: 1) Pin getting away of a harness (MC-CMY-ERR) and breaking (MC PWB Input connector CN1-11pin) 2) High-voltage error circuit (MC-CMYERR) damage
Troubleshooting Guides: 1) Check connection of the harness.(MC PWB Input connector CN1-11pin) Replace the harness. 2) Check disconnection of the high voltage MC PWB connector./Replace.

Code: C1-40
Description: High-voltage MC PWB trouble
Causes: 1) Input harness disconnection in the high voltage MC PWB. 2) Harness (MC-K-ERR, MC-CMY-ERR) pin disconnection (MC PWB input connector CN1- 10pin,CN1-11pin) 3) 24V fuse meltdown in the high voltage MC PWB 4) High voltage error circuit (MC-K-ERR, MC-CMYERR) breakage in the high voltage MC PWB
Troubleshooting Guides: 1) Check the harness and the connector (MC PWB Input connector CN1) 2) Check or replace the harness.(MC PWB input connector CN1-10pin, CN1-11pin) 3) 4) Replace the MC PWB

Code: C1-41
Description: High-voltage MC/TC PWB trouble
Causes: 1) PCU connector (input harness to the high voltage MC PWB and the TC PWB) disconnection. (PCU PWB input CN10) 2) Both input connectors disconnections of the high voltage MC PWB and the high voltage TC PWB.(MC PWB input connector CN1,TC PWB input connector CN1) 3) 24V fuses meltdown in the high voltage MC PWB and the high voltage TC PWB
Troubleshooting Guides: 1) Check the connections of the connectors to the high voltage MC PWB and the high voltage TC PWB on the PCU PWB or connect these connectors again (PCU PWB input CN10). 2) Check the connectors of the high voltage MC PWB and the high voltage TC PWB and connect these connectors again.(MC PWB input connector CN1,TC PWB input connector CN1) 3) Check or replace the high voltage MC PWB and the high voltage TC PWB

Code: C4-00
Description: PTC High-voltage output trouble
Causes: (1) Abnormality of PTC unit (2) Imperfection insertion of PTC unit (3) PTC unit not inserted (4) Disconnection, abnormality of PTC unit. (Transformer B801 of the high-voltage TC PWB) (5) High voltage TC PWB trouble (6) PCU PWB trouble
Troubleshooting Guides: (1)Remove and insert PTC unit./Replace. (2) Remove and insert PTC unit. (3) Insert PTC unit. (4) Insert PCT harness. /Replace. (Transformer B801 of the high-voltage TC PWB) (5) Replace the high voltage TC PWB. (6 Replace PCU PWB.

Code: C4-05
Description: High-voltage MC Black circuit trouble
Causes: 1) Pin getting away of a harness (PTC-ERR) and breaking (TC PWB Input connector CN1-4pin) 2) High-voltage error circuit (PTC-ERR) damage
Troubleshooting Guides: 1) Check connection of the harness.(TC PWB Input connector CN1-4pin) Replace the harness. 2) Check disconnection of the high voltage TC PWB connector./Replace

– Sharp MX4170FN printer Error Codes and quick guide on repairing:

Code: C4-20
Description: 1st transfer High-voltage output trouble
Causes: Open circuit of the 1st transfer out put.
Troubleshooting Guides: 1) Check & Troubleshooting Guides Use SIM8-6 to check the out put of [1TC-K/C/M/Y].If the leakage noise or the flickering on the screen of the panel is detected; (1) Abnormality of 1ST transfer unit. –> Remove and insert the 1ST transfer unit. –> Replace the 1ST transfer unit. (2) Imperfect insertion the 1ST transfer unit. –> Remove and insert the 1ST transfer unit. (3) Abnormality of the 1TC-K/C/M/Y harness. –> Check 1TC-K/C/M/Y wiring.Replace. (4) Abnormality of the high voltage TC PWB spring contact. –> Check the high voltage TC PWB spring contact. (5) High TC PWB trouble. –> Replace the high TC PWB. (6) PCU PWB trouble. –> Replace the PCU PWB. 2) Check & Troubleshooting Guides Check the operation of the 1ST transfer separation clutch1/2(1TURC_1,1TURC_2). If the clutch or gera do not move smoothly or have noise, (1) Abnormality of 1ST transfer separation clutch. –> Check connection of harness and check the clutch. –> Replace the clutch. (2) Abnormality of 1ST transfer unit. –> Check the 1ST transfer unit. –> Replace the 1ST transfer unit. 3) Check & Troubleshooting Guides Check the operation of OPC Drum. If it is not normal movement, (1) Abnormality of Drum drive motor (DVM_K.DVM_CL). –> Check Drum drive motor (DVM_K,DVM_CL). (2) Abnormality of OPC Drum (K/C/M/Y). –> Check OPC Drum (K/C/M/Y). –> Replace OPC Drum (K/C/M/Y).

Code: C4-20
Description: 1st transfer High-voltage output trouble
Causes: Open circuit of the 1st transfer out put.
Troubleshooting Guides: 1) Check & Troubleshooting Guides Use SIM8-6 to check the out put of [1TC-K/C/M/Y].If the leakage noise or the flickering on the screen of the panel is detected; (1) Abnormality of 1ST transfer unit. –> Remove and insert the 1ST transfer unit. –> Replace the 1ST transfer unit. (2) Imperfect insertion the 1ST transfer unit. –> Remove and insert the 1ST transfer unit. (3) Abnormality of the 1TC-K/C/M/Y harness. –> Check 1TC-K/C/M/Y wiring.Replace. (4) Abnormality of the high voltage TC PWB spring contact. –> Check the high voltage TC PWB spring contact. (5) High TC PWB trouble. –> Replace the high TC PWB. (6) PCU PWB trouble. –> Replace the PCU PWB. 2) Check & Troubleshooting Guides Check the operation of the 1ST transfer separation clutch1/2(1TURC_1,1TURC_2). If the clutch or gera do not move smoothly or have noise, (1) Abnormality of 1ST transfer separation clutch. –> Check connection of harness and check the clutch. –> Replace the clutch. (2) Abnormality of 1ST transfer unit. –> Check the 1ST transfer unit. –> Replace the 1ST transfer unit. 3) Check & Troubleshooting Guides Check the operation of OPC Drum. If it is not normal movement, (1) Abnormality of Drum drive motor (DVM_K.DVM_CL). –> Check Drum drive motor (DVM_K,DVM_CL). (2) Abnormality of OPC Drum (K/C/M/Y). –> Check OPC Drum (K/C/M/Y). –> Replace OPC Drum (K/C/M/Y).

Code: C4-25
Description: High-voltage 1TC circuit trouble
Causes: 1) Pin getting away of a harness (1TC-ERR) and breaking (TC PWB Input connector CN1-2pin) 2) High-voltage error circuit (1TC-ERR) damage
Troubleshooting Guides: 1) Check connection of the harness.(1TC PWB Input connector CN1-2pin) Replace the harness. 2) Check disconnection of the high voltage TC PWB connector./Replace.

Code: C4-25
Description: High-voltage 1TC circuit trouble
Causes: 1) Pin getting away of a harness (1TC-ERR) and breaking (TC PWB Input connector CN1-2pin) 2) High-voltage error circuit (1TC-ERR) damage
Troubleshooting Guides: 1) Check connection of the harness.(1TC PWB Input connector CN1-2pin) Replace the harness. 2) Check disconnection of the high voltage TC PWB connector./Replace.

Code: C4-30
Description: 2nd transfer High-voltage output trouble (open)
Causes: Open circuit of the 2nd transfer out put.
Troubleshooting Guides: 1) Check & Troubleshooting Guides Use SIM8-6 to check the out put of [2TC]. If the leakage noise or the flickering on the screen of the panel is detected; (1) Abnormality of 1ST transfer unit. –> Remove and insert the 1ST transfer unit. –> Replace the 1ST transfer unit. (2) Imperfect insertion the 1ST transfer unit. –> Remove and insert the 1ST transfer unit. (3) Abnormality of 2nd transfer unit. –> Remove and insert the 2nd transfer unit. –> Replace the 2ST transfer unit. (4) Imperfect insertion the 2nd transfer unit. –> Remove and insert the 2nd transfer unit. (5) Abnormality of the 2nd TC harness. (Transformer B501 of the high-voltage TC PWB) –> Check 2nd TC harness wiring.Replace. (6) High voltage TC PWB trouble. –> Replace the high voltage TC PWB. (7) PCU PWB trouble. –> Replace the PCU PWB. 2) Check & Troubleshooting Guides Check the operation of the 2nd transfer separation clutch (2TCRC). If the clutch or gera do not move smoothly or have noise, (1) Abnormality of 2nd transfer separation clutch. –> Check connection of harness and check the clutch. –> Replace the clutch. (2) Abnormality of 2nd transfer unit. –> Check the 2nd transfer unit. –> Replace the 2nd transfer unit.

Code: C4-31
Description: 2nd transfer High-voltage output trouble (short)
Causes: 1) Abnormality of 1ST transfer unit. 2) Imperfect insertion the 1ST transfer unit. 3) High voltage TC PWB trouble.
Troubleshooting Guides: Use SIM8-6 to check the out put of [2TC]. 1) Check the 1ST transfer unit. Replace the 1ST transfer unit. 2) Remove and insert the 1ST transfer unit. 3) Replace the high TC PWB.

Code: C4-35
Description: High-voltage 2TC circuit trouble
Causes: 1) Pin getting away of a harness (2TC-ERR) and breaking (TC PWB Input connector CN1-3pin) 2) High-voltage error circuit (2TC-ERR) damage
Troubleshooting Guides: 1) Check connection of the harness.(TC PWB Input connector CN1-3pin) Replace the harness. 2) Check disconnection of the high voltage TC PWB connector./Replace.

Code: C4-40
Description: High-voltage TC PWB trouble
Causes: 1) Input harness disconnection in the high voltage TC PWB. 2) Harness (1TC-ERR, 2TC-ERR, PTC-ERR) pin disconnection 3) 24V fuse meltdown in the high voltage TC PWB 4) High voltage error circuit (1TC-ERR, 2TC-ERR, PTC-ERR) breakage in the high voltage TC PWB
Troubleshooting Guides: 1) Check the harness and the connector (TC PWB Input connector CN1) 2) Check or replace the harness.(TC PWB input connector CN1-2pin, CN1-3pin, CN1-4pin) 3) 4) Replace the MC PWB

Code: E6-10
Description: Shading error (Black correction) (SPF)
Causes: Installation error of the CCD unit harness. CCD unit trouble. DSPF PWB trouble
Troubleshooting Guides: Check the installing state of the harness to the CCD unit. Check the CCD unit. Check the DSPF PWB.

Code: E6-11
Description: Shading error (White correction) (SPF)
Causes: Installation error of the CCD unit harness. Copy lamp lighting trouble. Dirt on the mirror, the lens or the reference white plate. CCD unit trouble. DSPF PWB trouble. Shading correction not executed.
Troubleshooting Guides: Check the installing state of the harness the CCD unit. Check the installing state of the harness to the copy lamp unit. Clean the mirror, the lens or the reference plate. Check the CCD unit. Check the DSPF PWB.

Code: E6-14
Description: CCD ASIC error (SPF)
Causes: DSPF PWB trouble
Troubleshooting Guides: Check the DSPF PWB

Code: E7-01
Description: SCN-MFP image data error
Causes: Image data transfer error in the SCN-MFP PWB. SCN-MFP PWB trouble.
Troubleshooting Guides: Check connection of the connector and the harness of the SCN-MFP PWB. Check or replace the SCN-MFP PWB.

Code: E7-03
Description: HDD trouble / Mirroring kit error
Causes: Connector, harness connection trouble in the SCNMFP PWB and HDD. HDD (error file management area) data abnormality (FAT breakage). SCN-MFP PWB trouble. Break down HDD HDD connector trouble error file management area data abnormality (FAT breakage) HDD is not set normally. SCN-MFP PWB trouble
Troubleshooting Guides: Check connection of the connector and the harness of the SCN-MFP PWB and HDD. Use SIM62-2, 3 to check read/write operations of the HDD. Replace the HDD. Check or replace the SCN-MFP PWB.

Code: E7-04
Description: HDD-ASIC error
Causes: ASIC trouble. (SCN-MFP PWB trouble.)
Troubleshooting Guides: Check or replace the SCN-MFP PWB.

Code: E7-10
Description: Shading error Black correction (OC)
Causes: Abnormality in the CCD black scan level when the scanner lamp is turned OFF. Improper installation of the harness to the CCD unit. CCD unit abnormality. SCN-MFP PWB abnormality
Troubleshooting Guides: Check connection of the harness to the CCD unit. Check the CCD unit. Check or replace the SCN-MFP PWB.

Code: E7-11
Description: Shading error White correction (OC)
Causes: Abnormality in the CCD white reference plate scan level when the scanner lamp is turned ON. Improper installation of the harness to the CCD unit. Dirt on the mirror, lens, and the reference white plate. Scanner lamp lighting trouble. Scanner lamp drive PWB trouble CCD unit abnormality. SCN-MFP PWB abnormality.
Troubleshooting Guides: Check connection of the harness to the CCD unit. Check connection of the harness to the scanner lamp unit. Check or replace the scanner lamp. Check or replace the scanner lamp drive PWB. Clean or replace the mirror, the lens, and the reference white board. Check or replace the CCD unit. Check or replace the SCN-MFP PWB.

Code: E7-14
Description: CCD-ASIC error (OC)
Causes: SCN-MFP PWB trouble. CCD unit trouble. Improper Installation of the harness to the CCD unit.
Troubleshooting Guides: Check or replace the SCN-MFP PWB. Check or replace the CCD unit. Check connection of the harness to the CCD unit.

Code: E7-20
Description: LSU laser detection error (K)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU harness, connector trouble LSU PWB trouble
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU harness and connector. Replace the LSU.

Code: E7-21
Description: LSU laser detection error (C)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU harness, connector trouble LSU PWB trouble
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU harness and connector. Replace the LSU.

Code: E7-22
Description: LSU laser detection error (M)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU harness, connector trouble LSU PWB trouble
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU harness and connector. Replace the LSU.

Code: E7-23
Description: LSU laser detection error (Y)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU harness, connector trouble LSU PWB trouble
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU harness and connector. Replace the LSU.

Code: E7-24
Description: LSU LD driver error (K)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU connector trouble LSU PWB trouble
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check or replace the LSU PWB. Check connection of the LSU connector. Replace the LSU.

Code: E7-25
Description: LSU LD driver error (C)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU connector trouble. LSU PWB trouble.
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU connector. Replace the LSU.

Code: E7-26
Description: LSU LD driver error (M)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU connector trouble. LSU PWB trouble.
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU connector. Replace the LSU.

Code: E7-27
Description: LSU LD driver error (Y)
Causes: Reduced laser power, lighting error, laser diode trouble. LSU connector trouble. LSU PWB trouble.
Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the LSU PWB. Check connection of the LSU connector. Replace the LSU.

Code: E7-28
Description: LSU – PCU connection error
Causes: Communication error between the CPU in the PCU PWB and the LSU PWB ASIC. Improper connection of the communication connector between the PCU PWB and the LSU PWB. Harness trouble between the PCU PWB and the LSU PWB. PCU PWB trouble. LSU control PWB trouble. LSU trouble. LSU mother PWB trouble.
Troubleshooting Guides: Check connection of the connector and the harness between the PCU PWB and the LSU PWB. Check the LSU PWB. Replace the PCU PWB. Replace the LSU.

Code: E7-29
Description: LSU ASIC frequency error
Causes: Oscillation abnormality of the external oscillator used in the LSU ASIC. LSU ASIC abnormality on the LSU PWB. Frequency abnormality of picture transfer clock of SCN-MFP PWB.
Troubleshooting Guides: Check the LSU PWB. Check connection of the connector and the harness between the SCN-MFP PWB and the LSU PWB.

Code: E7-42
Description: Image data trouble (Scanner expansion PWB (ACRE) ASIC)
Causes: An image data error occurs. An image data send error occurs. Scanner expansion PWB (ACRE) connection trouble. Scanner expansion PWB (ACRE) trouble. SCN-MFP PWB trouble.
Troubleshooting Guides: Check connection of the scanner expansion PWB (ACRE). Check the scanner expansion PWB (ACRE), and replace if necessary. Check the SCN-MFP PWB, and replace if necessary.

Code: E7-46
Description: Image data decode error (Scanner expansion PWB (ACRE) ASIC)
Causes: A decode error occurs while high compression PDF images are made. (garbled data) Scanner expansion PWB (ACRE) connection trouble. Scanner expansion PWB (ACRE) trouble. SCN-MFP PWB trouble
Troubleshooting Guides: Check connection of the scanner expansion PWB (ACRE). Check the scanner expansion PWB (ACRE), and replace if necessary. Check the SCN-MFP PWB, and replace if necessary

Code: E7-47
Description: Combination of firmware error between the SCN-MFP and the ACRE ASIC
Causes: Written ACRE board of the firmware that a model did not support MFP was connected.
Troubleshooting Guides: Check the kind and the version of the firmware. Use SIM49-1 or SIM49-10 to execute firmware version-up

Code: E7-48
Description: Scanner expansion PWB (ACRE) ASIC memory error
Causes: Scanner expansion PWB (ACRE) DIMM trouble, memory slot trouble. Scanner expansion PWB (ACRE) DIMM insertion trouble. Scanner expansion PWB (ACRE) connection trouble. Scanner expansion PWB (ACRE) trouble. SCN-MFP PWB trouble.
Troubleshooting Guides: Check insertion of the scanner expansion PWB (ACRE) DIMM memory. Check the scanner expansion PWB (ACRE) DIMM memory, and replace if necessary. Check connection of the scanner expansion PWB (ACRE). Check the scanner expansion PWB (ACRE), and replace if necessary. Check the SCN-MFP PWB, and replace if necessary.

Code: E7-49
Description: Water Mark data error
Causes: Watermark data trouble. mSATA SSD trouble.
Troubleshooting Guides: Use SIM49-5 to upload the watermark data. Replace the mSATA SSD.

Code: E7-50
Description: engine connection trouble
Causes: A PWB/firmware/LSU which is not compatible with the machine specifications is detected. PCU PWB trouble LSU trouble
Troubleshooting Guides: Check the kind and the version of the firmware. Check or replace the LSU. Check or replace the PCU PWB.

Code: E7-55
Description: PWB information sum error (engine detection)
Causes: PCU EEPROM sum check error. PCU EEPROM trouble. PCU EEPROM contact trouble.
Troubleshooting Guides: Replace the PCU PWB. Replace the PCU EEPROM.

Code: E7-60
Description: Combination error between PWB and firmware
Causes: A PWB/firmware which is not compatible with the machine specifications is detected in the SCN-MFP PWB. SCN-MFP PWB trouble.
Troubleshooting Guides: Check the kind and the version of the firmware. Check or replace the SCN-MFP PWB.

Code: E7-61
Description: Combination error between the SCNMFP PWB and the PCU PWB
Causes: Combination error between the SCN-MFP PWB and the PCU PWB. SCN-MFP PWB trouble. PCU PWB trouble.
Troubleshooting Guides: Check the combination between the SCN-MFP PWB and the PCU PWB. Replace the SCN-MFP PWB or PCU PWB.

Code: E7-62
Description: Combination error between the SCNMFP PWB and the scanner
Causes: Combination error between the SCN and the scanner on the SCN-MFP PWB.
Troubleshooting Guides: Check the SCN-MFP PWB. Replace the SCN-MFP PWB.

Code: E7-80
Description: Communication error between the SCN-MFP PWB and the scanner
Causes: SCN-MFP PWB trouble.
Troubleshooting Guides: Replace the SCN-MFP PWB.

Code: E7-90
Description: SCN-MFP – PCU PWB communication error
Causes: SCN-MFP PWB – PCU PWB connection trouble. PCU PWB trouble. SCN-MFP PWB trouble.
Troubleshooting Guides: Check connection of the SCN-MFP PWB and PCU PWB. Replace the PCU PWB. Replace the SCN-MFP PWB.

Code: E7-91
Description: Decode error (FAX reception print)
Causes: Compression dater abnormality. HDD trouble. mSATA SSD trouble. Image compression/transmission data corruption. SCN-MFP PWB trouble. Memory attachment state abnormality.
Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Replace the HDD. Replace or check installation of the mSATA SSD. Replace the SCN-MFP PWB. Replace the FAX control PWB.

Code: E7-92
Description: Decode error (FCOT)
Causes: Compression dater abnormality. Image compression/transmission data corruption. SCN-MFP PWB trouble DRAM memory trouble or contact error
Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Replace the HDD. Replace the SCN-MFP PWB.

Code: E7-93
Description: Decode error (Usual processing)
Causes: Compression dater abnormality. Image compression/transmission data corruption. SCN-MFP PWB trouble DRAM memory trouble or contact error
Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. (FAX Job case) Check the FAX PWB. (Other case) Check connection SCN-MFP PWB and HDD Replace the SCN-MFP PWB.

Code: E7-94
Description: Decode error (additional processing)
Causes: Compression dater abnormality. Image compression/transmission data corruption. SCN-MFP PWB trouble DRAM memory trouble or contact error
Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. (FAX Job case) check the FAX PWB. (Other case) check connection SCN-MFP PWB and HDD Replace the SCN-MFP PWB.

Code: E7-96
Description: SCN-MFP PWB memory check error (SCN-MFP ASIC)
Causes: At the time of access, data change occurrence Abnormality of installation of the memory. Memory device trouble or contact error
Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Visually check the installation of the memory (MFPASIC side). Re-install the memory. If the trouble recurs, perform the following actions. Replace the memory. Replace SCN-MFP PWB.

Code: E7-99
Description: LSU LD driver connection trouble
Causes: PCU PWB trouble. Improper connection of the communication connector between the PCU PWB and the LSU PWB. LSU PWB trouble
Troubleshooting Guides: Check connection of the connector and the harness between the PCU PWB and the LSU PWB. Replace the PCU PWB. Replace the LSU PWB. Replace the harness.

Code: E7-A0
Description: LSU EEP ROM/LD-driver read/write error (K)
Causes: EEPROM/LD-driver trouble. EEPROM/LD-driver access circuit trouble.
Troubleshooting Guides: Check connection between PCU PWB and LSU PWB. Check the LSU PWB and replace the PCU PWB. Replace the LSU.

Code: E7-A1
Description: LSU EEP ROM/LD-driver read/write error (C)
Causes: EEPROM/LD-driver trouble. EEPROM/LD-driver access circuit trouble.
Troubleshooting Guides: Check connection between PCU PWB and LSU PWB. Check the LSU PWB and replace the PCU PWB. Replace the LSU.

Code: E7-A2
Description: LSU EEP ROM/LD-driver read/write error (M)
Causes: EEPROM/LD-driver trouble. EEPROM/LD-driver access circuit trouble.
Troubleshooting Guides: Check connection between PCU PWB and LSU PWB. Check the LSU PWB and replace the PCU PWB. Replace the LSU.

Code: E7-A3
Description: LSU EEP ROM/LD-driver read/write error (Y)
Causes: EEPROM/LD-driver trouble. EEPROM/LD-driver access circuit trouble.
Troubleshooting Guides: Check connection between PCU PWB and LSU PWB. Check the LSU PWB and replace the PCU PWB. Replace the LSU.

Code: E7-A7
Description: mSATA SSD trouble
Causes: mSATA SSD trouble. Improper connection of mSATA SSD. SCN-MFP PWB trouble. Data error of the file system management part.
Troubleshooting Guides: Remove and insert the mSATA SSD. Replace the mSATA SSD. Replace the SCN-MFP PWB.

Code: EE-EC
Description: Automatic toner density adjustment error
Causes: Toner density sensor trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Replace the developing unit. Replace the PCU PWB.

Code: EE-EL
Description: Automatic toner density adjustment error (Over toner)
Causes: Toner density sensor trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Replace the developing unit. Replace the PCU PWB.

Code: EE-EU
Description: Automatic toner density adjustment error (Under toner)
Causes: Toner density sensor trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Replace the developing unit. Replace the PCU PWB.

Code: F1-00
Description: Finisher – PCU PWB communication error
Causes: Connection trouble of the connector and the harness between the finisher and the PCU PWB. Finisher control PWB trouble. PCU PWB trouble.
Troubleshooting Guides: Check the connector and the harness between the finisher and the PCU PWB. Replace the finisher control PWB. Replace the PCU PWB.

Code: F1-01
Description: Jogger motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Finisher jogger motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher jogger motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the jogger motor. Replace the home position sensor. Replace the Finisher control PWB.

Code: F1-02
Description: Inlet transport motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Finisher inlet transport motor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher inlet transfer motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the inlet transfer motor. Replace the Finisher control PWB.

Code: F1-03
Description: Swinging motor trouble (3K FIN)
Causes: Connection trouble of the connector and the harness. Finisher swinging motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher swinging motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher swinging motor. Replace the home position sensor Replace the finisher control PWB

Code: F1-04
Description: Finisher paddle trouble
Causes: motor trouble. Finisher control PWB trouble. Home position sensor trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher paddle motor. Check connection of the connector and the harness. Replace the finisher control PWB. Replace the finisher paddle motor. Replace the harness.

Code: F1-04
Description: Finisher paddle trouble (3K FIN)
Causes: motor trouble. Clutch trouble. Finisher control PWB trouble. Connection trouble of the connector and the harness. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher exit motor. Use SIM3-3 to check the operation of the paddle drive clutch. Check connection of the connector and the harness. Replace the finisher control PWB. Replace the finisher exit motor. Replace the paddle drive clutch. Replace the paddle HP sensor. Replace the harness.

Code: F1-05
Description: Return belt motor trouble (INF)
Causes: Connection trouble of the connector and the harness. Return belt motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher return belt motor. Use SIM3-2 to check the operation of the home position sensor. Replace the finisher return belt motor. Check connection of the connector and the harness. Replace the finisher control PWB.

Code: F1-06
Description: Paper exit transport/Tapping-Gathering roller motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Paper exit transport/Tapping-Gathering roller motor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the paper exit transport/Tapping-Gathering roller motor. Check connection of the connector and the harness. Replace the Paper exit transport/Tapping-Gathering roller motor. Replace the finisher control PWB.

Code: F1-08
Description: Stapler shift motor trouble
Causes: Connection trouble of the connector and the harness. Finisher stapler shift motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the stapler shift motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the stapler shift motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-10
Description: Staple motor trouble
Causes: Connection trouble of the connector and the harness. Staple motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the staple motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the staple motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-11
Description: Finisher bundle exit motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Finisher bundle exit motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of finisher bundle exit motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher bundle exit motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-12
Description: Proof transport motor trouble (1K FIN)
Causes: Motor driver detects the abnormality. (DC motor control trouble) (First time is jam detection, Second time is trouble detection)
Troubleshooting Guides: Use SIM3-3 to check the operation of the proof transport motor. Check connection of the connector and the harness. Replace the proof transport motor. Replace the finisher control PWB.

Code: F1-13
Description: Paper exit guide plate switching motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Paper exit guide plate switching motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the paper exit guide plate switching motor. Use SIM3-2 to check the operation of the home position sensor Check connection of the connector and the harness Replace the paper exit guide plate switching motor Replace the home position sensor Replace the finisher control PWB

Code: F1-14
Description: Rear paper edge flap motor trouble (3K FIN)
Causes: motor trouble. Finisher control PWB trouble. Connection trouble of the connector and the harness. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher rear paper edge flap motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher control PWB. Replace the finisher rear paper edge flap motor. Replace the home position sensor. Replace the harness.

Code: F1-15
Description: Finisher tray lift motor trouble
Causes: Connection trouble of the connector and the harness. tray lift motor trouble. Finisher control PWB trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the tray lift motor. Use SIM3-2 to check the operation of the home position sensor. Replace the finisher control PWB. Replace the tray lift motor. Replace the home position sensor.

Code: F1-15
Description: Finisher tray lift motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Area sensor trouble. Paper exit paper surface detection sensor trouble. Stapler safety switch trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the movable tray motor Check the harness and the connector connection from the control PWB to the motor and the sensor Replace the stacker control PWB Replace the movable tray motor Replace the following area sensors. – Loading tray upper limit sensor – Loading tray home position sensor – Loading tray full load sensor (Large coat paper full) – Loading tray middle sensor (Large size full load) – Loading tray lower limit sensor Small size full load) Replace the paper exit paper surface detection sensor 1 Replace the stapler safety switch Replace the harness from the control PWB to the motor and the sensor

Code: F1-16
Description: Escape/Saddle transport switching flapper motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the escape/ saddle transport switching flapper motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the stacker control PWB. Replace the escape/saddle transport switching flapper motor. Replace the home position sensor. Replace the harness.

Code: F1-18
Description: Finisher paper bundle hold trouble (INF)
Causes: Check connection from the control PWB to the motor and the sensor. Paddle motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the paddle motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the paddle motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-19
Description: Front alignment motor trouble
Causes: Connection trouble of the connector and the harness. Finisher paper alignment motor F trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher paper alignment motor F. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher paper alignment motor F. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-20
Description: Rear alignment motor trouble
Causes: Connection trouble of the connector and the harness. Finisher paper alignment motor R trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher paper alignment motor R. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher paper alignment motor R. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-22
Description: Finisher assist motor trouble (INF/3K FIN)
Causes: Connection trouble of the connector and the harness. Finisher assist motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher assist motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher assist motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-23
Description: Safety switch trouble
Causes: control PWB trouble connection trouble of harness connection trouble of connector safety switch trouble front door switch trouble front door sensor trouble
Troubleshooting Guides: Check connection between the control PWB and sensor Replace the control PWB Replace safety switch Replace front door switch Replace front door sensor

Code: F1-28
Description: Flap motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Flap motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the flap motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the flap motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-28
Description: Drawing lift motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the drawing lift motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the drawing lift motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-29
Description: Fuse break detection trouble (1K FIN)
Causes: Over current (PWB breakage, harness short-circuit, solenoid trouble)
Troubleshooting Guides: Use SIM3-3 to check the operation of the each motor and the solenoid. Use SIM3-2 to check the operation of the each sensor. Check connection of the connector and the harness. Replace each motor. Replace the finisher control PWB.

Code: F1-30
Description: Communication trouble between the finisher and the saddle (3K FIN)
Causes: Control PWB trouble. Disconnection of harness. Connector connection trouble. Firmware of the after-process is not the latest version.
Troubleshooting Guides: Check the harness and the connector connection from the finisher to the saddle. Replace the stacker control PWB. Replace the saddle control PWB. Replace the harness from the finisher to the saddle. Upgrade the firm wares of the master software and the saddle software.

Code: F1-31
Description: Finisher saddle motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Saddle motor trouble. Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle motor. Check connection of the connector and the harness. Replace the saddle motor. Replace the finisher control PWB.

Code: F1-31
Description: Paper exit motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the paper exit motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the paper exit motor. Replace the saddle paper exit clock sensor. Replace the harness.

Code: F1-32
Description: Communication trouble between the finisher and the punch unit
Causes: Control PWB trouble. Disconnection of harness. Connector connection trouble. Firmware of the after-process is not the latest version.
Troubleshooting Guides: Check connection of the connector and the harness. Replace the finisher control PWB. Replace the punch unit control PWB. Replace the harness.

Code: F1-33
Description: Finisher punch shift motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Finisher punch shift motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher punch shift motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher punch shift motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-33
Description: Finisher punch side registration motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the punch unit side registration motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the punch control PWB. Replace the punch unit side registration motor. Replace the punch unit side registration home position sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-34
Description: Punch motor trouble
Causes: Punch motor trouble. Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher punch motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher punch motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-35
Description: Side registration detection motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Side registration detection motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the side registration detection motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the side registration detection motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-37
Description: Finisher PWB backup memory error
Causes: Finisher control PWB trouble.
Troubleshooting Guides: Turn OFF/ON the power Replace the finisher control PWB.

Code: F1-38
Description: Finisher punch unit PWB backup memory error
Causes: Punch control PWB trouble.
Troubleshooting Guides: Turn OFF/ON the power Replace the punch control PWB.

Code: F1-41
Description: Saddle paper positioning motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Finisher saddle paper positioning motor trouble. Home position sensor trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher saddle paper positioning motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher saddle paper positioning motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-41
Description: Saddle paper positioning motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the rear edge stopper motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the rear edge stopper motor. Replace the rear edge stopper home position sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-42
Description: Switching lever drive motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the switching lever drive motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the switching lever drive motor. Replace the switching lever home position sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-43
Description: Saddle alignment operation trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle alignment motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the saddle alignment motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-44
Description: Gripper motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the gripper motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the gripper motor. Replace the saddle gripper motor home position sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-45
Description: Saddle staple motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle staple motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the saddle staple motor. Replace the saddle staple drive home position sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-46
Description: Saddle pushing plate motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Finisher saddle pushing plate motor trouble. Home position sensor (Folding blade home position) trouble Home position sensor (Folding cam home position) trouble. Finisher control PWB trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the finisher saddle pushing plate motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the finisher saddle pushing plate motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-46
Description: Push and holding motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor, clock sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the push and folding motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the push and folding motor. Replace the push and folding home position sensor. Replace the saddle folding motor clock sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-47
Description: Paddle trouble (Saddle section) (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle paper exit motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the saddle control PWB. Replace the saddle paper exit motor. Replace the saddle paddle home position sensor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-48
Description: Bundle transport upper pressure release/reference fence escape motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Bundle transport upper pressure release/reference fence escape motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the bundle transport upper pressure release/reference fence escape motor Use SIM3-2 to check the operation of the home position sensor Check connection of the connector and the harness Replace the bundle transport upper pressure release/ reference fence escape motor Replace the home position sensor Replace the finisher control PWB

Code: F1-49
Description: Bundle transport lower pressure release motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Bundle transport upper pressure release/reference fence escape motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the bundle transport lower pressure release motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the bundle transport lower pressure release motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F1-50
Description: Main unit – Finisher combination error
Causes: The finisher which is not supported by the main unit model is installed. Finisher control PWB trouble.
Troubleshooting Guides: Install a proper finisher. Replace the finisher control PWB.

Code: F1-51
Description: Communication trouble between the master and the sub software at finisher (3K FIN)
Causes: Control PWB trouble. Firmware of the finisher is not the latest version.
Troubleshooting Guides: Upgrade the firmware of the finisher. Replace the finisher control PWB.

Code: F1-53
Description: Unsupported after-process unit main unit trouble
Causes: Firmware of the finisher is not the latest version.
Troubleshooting Guides: Upgrade the firmware of the finisher.

Code: F1-54
Description: Unset finisher punch unit destination trouble (INF)
Causes: Incorrect destination setting of the punch unit.
Troubleshooting Guides: Set the correct destination setting for the punch unit in the service mode.

Code: F1-55
Description: After-process unit ROM trouble
Causes: Main firmware trouble. Conflict the main firmware version and the boot version.
Troubleshooting Guides: Upgrade the firmware of the finisher.

Code: F1-78
Description: Finisher staple-free staple motor section trouble
Causes: Motor lock Finisher control PWB trouble Home position, encoder sensor trouble Disconnection of harness or connector
Troubleshooting Guides: Use SIM3-3 to check the operation of the staple-free staple motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the stacker control PWB. Replace the staple-free staple unit. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-83
Description: Guide sub motor trouble (3K FIN)
Causes: Motor lock. Control PWB trouble. Disconnection of harness. Connector connection trouble. Home position sensor trouble.
Troubleshooting Guides: Use SIM3-3 to check the operation of the guide sub motor. Check the harness and the connector connection from the control PWB to the motor and the sensor. Replace the stacker control PWB. Replace the guide sub motor. Replace the front tongue-shaped home position senor. Replace the rear tongue-shaped home position senor. Replace the harness from the control PWB to the motor and the sensor.

Code: F1-89
Description: Shift motor trouble (1K FIN)
Causes: Connection trouble of the connector and the harness. Shift motor trouble Home position sensor trouble Finisher control PWB trouble
Troubleshooting Guides: Use SIM3-3 to check the operation of the shift motor. Use SIM3-2 to check the operation of the home position sensor. Check connection of the connector and the harness. Replace the shift motor. Replace the home position sensor. Replace the finisher control PWB.

Code: F2-22
Description: Discharge lamp trouble (K)
Causes: Contact trouble between the discharge lamp PWB (K) and the PCU PWB. Discharge lamp PWB (K) trouble. PCU PWB trouble.
Troubleshooting Guides: Use SIM5-4 to check the operation of the discharge lamp on. Replace the discharge lamp PWB (K). Check the harness and the connector. Replace the PCU PWB.

Code: F2-23
Description: Discharge lamp trouble (C)
Causes: Contact trouble between the discharge lamp PWB (C) and the PCU PWB. Discharge lamp PWB (C) trouble. PCU PWB trouble.
Troubleshooting Guides: Use SIM5-4 to check the operation of the discharge lamp on. Replace the discharge lamp PWB (C). Check the harness and the connector. Replace the PCU PWB.

Code: F2-24
Description: Discharge lamp trouble (M)
Causes: Contact trouble between the discharge lamp PWB (M) and the PCU PWB. Discharge lamp PWB (M) trouble. PCU PWB trouble.
Troubleshooting Guides: Use SIM5-4 to check the operation of the discharge lamp on. Replace the discharge lamp PWB (M). Check the harness and the connector. Replace the PCU PWB.

Code: F2-25
Description: Discharge lamp trouble (Y)
Causes: Contact trouble between the discharge lamp PWB (Y) and the PCU PWB. Discharge lamp PWB (Y) trouble. PCU PWB trouble.
Troubleshooting Guides: Use SIM5-4 to check the operation of the discharge lamp on. Replace the discharge lamp PWB (Y). Check the harness and the connector. Replace the PCU PWB.

Code: F2-39
Description: Temperature/humidity sensor trouble (Indoor temperature detection trouble)
Causes: Detection of abnormality by the temperature sensor on internal temperature/ humidity sensor PCU PWB trouble.
Troubleshooting Guides: Check internal temperature/humidity sensor and check the connection of harness and connector. Check the PCU PWB.

Code: F2-40
Description: Toner density sensor trouble (K)
Causes: Toner density sensor output abnormality. Sensor connector and harness connection trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Check connection of the sensor connector and the harness. Replace the developing unit. Replace the PCU PWB.

Code: F2-41
Description: Toner density sensor trouble (C)
Causes: Toner density sensor output abnormality. Sensor connector and harness connection trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Check connection of the sensor connector and the harness. Replace the developing unit. Replace the PCU PWB.

Code: F2-42
Description: Toner density sensor trouble (M)
Causes: Toner density sensor output abnormality. Sensor connector and harness connection trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Check connection of the sensor connector and the harness. Replace the developing unit. Replace the PCU PWB.

Code: F2-43
Description: Toner density sensor trouble (Y)
Causes: Toner density sensor output abnormality. Sensor connector and harness connection trouble. Developing unit trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner density sensor. Check connection of the sensor connector and the harness. Replace the developing unit. Replace the PCU PWB.

Code: F2-45
Description: Color image density sensor trouble
Causes: Image density sensor trouble. Image density sensor harness and PCU PWB connector connection trouble. Image density sensor dirt. Transfer belt cleaning trouble.
Troubleshooting Guides: Use SIM44-6 to execute the process control. Clean the image density sensor. Replace the image density sensor.

Code: F2-49
Description: LSU thermistor trouble
Causes: The LSU temperature is outside of -28C – 78C. LSU thermistor trouble. LSU thermistor harness and connector connection trouble PCU PWB trouble. LSU PWB trouble.
Troubleshooting Guides: Check the harness and the connector connection at LSU thermistor. Replace the PCU PWB. Replace the LSU.

Code: F2-50
Description: K drum phase sensor trouble
Causes: Drum phase sensor dirt. Drum phase sensor trouble. Drum phase sensor harness and connector connection trouble Drum drive section trouble. PCU PWB trouble.
Troubleshooting Guides: Check the sensor condition and check the connection. Use SIM30-1 to check the operation of ‘DHPD_K’. Replace the drum phase sensor. Repair the drum drive section. Replace the PCU PWB.

Code: F2-51
Description: CL drum phase sensor trouble
Causes: Drum phase sensor dirt. Drum phase sensor trouble. Drum phase sensor harness and connector connection trouble Drum drive section trouble. PCU PWB trouble.
Troubleshooting Guides: Check the sensor condition and check the connection. Use SIM30-1 to check the operation of ‘DHPD_CL’. Replace the drum phase sensor. Repair the drum drive section. Replace the PCU PWB.

Code: F2-58
Description: Temperature/humidity sensor trouble (Indoor humidity detection trouble)
Causes: Detection of abnormality by the humidity sensor on internal temperature/ humidity sensor.
Troubleshooting Guides: Check internal temperature/humidity sensor and check the connection of harness and connector. Check the PCU PWB.

Code: F2-64
Description: Toner supply operation trouble (K)
Causes: Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Toner transport pipe section trouble
Troubleshooting Guides: Replace the toner motor. Replace the toner density sensor. Connector and harness check. Replace the PCU PWB. Replace the toner cartridge. Replace the developing unit. Check the toner transport pipe section.

Code: F2-65
Description: Toner supply operation trouble (C)
Causes: Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Toner transport pipe section trouble
Troubleshooting Guides: Replace the toner motor. Replace the toner density sensor. Connector and harness check. Replace the PCU PWB. Replace the toner cartridge. Replace the developing unit. Check the toner transport pipe section.

Code: F2-66
Description: Toner supply operation trouble (M)
Causes: Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Toner transport pipe section trouble
Troubleshooting Guides: Replace the toner motor. Replace the toner density sensor. Connector and harness check. Replace the PCU PWB. Replace the toner cartridge. Replace the developing unit. Check the toner transport pipe section.

Code: F2-67
Description: Toner supply operation trouble (Y)
Causes: Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Toner transport pipe section trouble
Troubleshooting Guides: Replace the toner motor. Replace the toner density sensor. Connector and harness check. Replace the PCU PWB. Replace the toner cartridge. Replace the developing unit. Check the toner transport pipe section.

Code: F2-70
Description: Improper toner cartridge detection (K)
Causes: An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB.

Code: F2-71
Description: Improper toner cartridge detection (C)
Causes: An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB.

Code: F2-72
Description: Improper toner cartridge detection (M)
Causes: An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB.

Code: F2-73
Description: Improper toner cartridge detection (Y)
Causes: An improper toner cartridge is inserted. (The main unit detects a toner cartridge of a different specification.) Toner cartridge trouble. PCU PWB trouble.
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB.

Code: F2-74
Description: Toner cartridge CRUM error (K)
Causes: Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.

Code: F2-75
Description: Toner cartridge CRUM error (C)
Causes: Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.

Code: F2-76
Description: Toner cartridge CRUM error (M)
Causes: Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.

Code: F2-77
Description: Toner cartridge CRUM error (Y)
Causes: Toner cartridge (CRUM) trouble. PCU PWB trouble. Connector and harness trouble between PCU PWB and toner cartridge
Troubleshooting Guides: Replace the toner cartridge. Replace the PCU PWB. Check the connector and the harness between the PCU PWB and the toner cartridge.

Code: F2-78
Description: Image density sensor adjustment trouble
Causes: PCU PWB trouble Harness connection trouble between PCU PWB and Image density sensor
Troubleshooting Guides: Check printed image for image density trouble. Check the harness connection between PCU PWB and the sensor. Clean the image density sensor. Check the condition of Transfer belt surface. If the error cannot be fixed, replace the image sensor exclusive for registration. Replace the transfer belt. Replace the PCU PWB. Replace the developer.

Code: F2-95
Description: Ejecting operation trouble (K)
Causes: Ejecting sensor trouble. Harness connection trouble. Toner motor trouble. PCU PWB trouble
Troubleshooting Guides: Use SIM10-03 to check the operation of the eject arm. Check the harness connection at the eject sensor. Replace the eject sensor. Check the harness connection at the toner motor. Replace the toner motor. Replace the PCU PWB.

Code: F2-96
Description: Ejecting operation trouble (C)
Causes: Ejecting sensor trouble. Harness connection trouble. Toner motor trouble. PCU PWB trouble
Troubleshooting Guides: Use SIM10-03 to check the operation of the eject arm. Check the harness connection at the eject sensor. Replace the eject sensor. Check the harness connection at the toner motor. Replace the toner motor. Replace the PCU PWB.

Code: F2-97
Description: Ejecting operation trouble (M) F2-98
Causes: Ejecting sensor trouble. Harness connection trouble. Toner motor trouble. PCU PWB trouble
Troubleshooting Guides: Use SIM10-03 to check the operation of the eject arm. Check the harness connection at the eject sensor. Replace the eject sensor. Check the harness connection at the toner motor. Replace the toner motor. Replace the PCU PWB.

Code: F2-98
Description: Ejecting operation trouble (Y)
Causes: Ejecting sensor trouble. Harness connection trouble. Toner motor trouble. PCU PWB trouble
Troubleshooting Guides: Use SIM10-03 to check the operation of the eject arm. Check the harness connection at the eject sensor. Replace the eject sensor. Check the harness connection at the toner motor. Replace the toner motor. Replace the PCU PWB.

Code: F3-12
Description: Paper feed tray 1 lift operation trouble
Causes: LUD1 sensor trouble. Paper feed tray 1 lift up motor trouble. Connection trouble of the connector and the harness at the PCU PWB and lift up unit and paper feed unit.
Troubleshooting Guides: Check connection of the harness and the connector of LUD1. Replace the lift-up unit. Replace the PCU PWB.

Code: F3-22
Description: Paper feed tray 2 lift operation trouble
Causes: LUD2 sensor trouble. Paper feed tray 2 lift up motor trouble. Connection trouble of the connector and the harness at the PCU PWB and lift up unit and paper feed unit.
Troubleshooting Guides: Check connection of the harness and the connector of LUD2. Replace the lift-up unit. Replace the PCU PWB.

Code: F6-00
Description: MFPC PWB – FAX communication trouble
Causes: SCN-MFP
Troubleshooting Guides: Case 1 Cause FAX PWB trouble. Check and Troubleshooting Guides Replace the FAX PWB. Case 2 Cause FAX PWB – SCN-MFPC PWB connector and harness trouble Check and Troubleshooting Guides Check the connector and the harness between the FAX PWB and the SCN-MFPC PWB. Case 3 Cause FAX PWB – Mother board connector and harness trouble Check and Troubleshooting Guides Check the connector and the harness between the FAX PWB and the mother board. Case 4 Cause FAX PWB ROM trouble / ROM pin breakage Check and Troubleshooting Guides Check the ROM of the FAX PWB.

Code: F6-01
Description: FAX PWB EEPROM read/write error
Causes: FAX
Troubleshooting Guides: Case 1 Cause FAX PWB EEPROM trouble Check and Troubleshooting Guides Check that no trouble occurs after replacement of PIC. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Case 2 Cause FAX PWB PIC access circuit trouble Check and Troubleshooting Guides Replace the FAX PWB.

Code: F6-02
Description: FAX power supply trouble
Causes: DC power supply trouble at the main machine. SCN-MFP PWB trouble (Fuse break trouble). 24 volt detection circuit Trouble at FAX PWB. Harness trouble between the FAN PWB and SCNMFP PWB.
Troubleshooting Guides: Check the 24 volt supply circuit between the machine and the FAX PWB. Replace the DC power supply unit at the machine. Replace the SCN-MFP PWB. Replace the FAX PWB. REplace the harness between the machine and the FAX PWB.

Code: F6-04
Description: FAX MODEM operation trouble
Causes: FAX
Troubleshooting Guides: Case 1 Cause FAX MODEM chip operation trouble. Check and Troubleshooting Guides Replace the FAX control PWB. Case 2 Cause The FAX MODEM chip cannot be accessed. Check and Troubleshooting Guides Replace the FAX control PWB.

Code: F6-21
Description: Improper combination of TEL/LIU PWB and FAX soft switch
Causes: FAX
Troubleshooting Guides: Case 1 Cause The destination of the TEL/LIU PWB installed is improper. Check and Troubleshooting Guides Check the destination of the TEL/LIU PWB. Case 2 Cause TEL/LIU PWB trouble. Check and Troubleshooting Guides Replace the TEL/LIU PWB. Case 3 Cause Different Fax PWB information (Soft Switch) Check and Troubleshooting Guides Check Fax PWB information (Soft Switch)

Code: F6-30
Description: FAX 1-chip microprocessor access error (FAX detection)
Causes: FAX
Troubleshooting Guides: Case 1 Cause Program writing trouble to the 1-chip microprocessor, or no program data written. Check and Troubleshooting Guides Use SIM66-42 to rewrite the 1-chip microprocessor program. Case 2 Cause FAX 1-chip microprocessor circuit trouble. Check and Troubleshooting Guides Replace the FAX PWB and Use SIM66-42 to rewrite the program.

Code: F6-97
Description: Incompatibility between FAX PWB and the main machine
Causes: FAX
Troubleshooting Guides: Case 1 Cause The FAX PWB installed is improper. FAX PWB trouble. Check and Troubleshooting Guides Install a proper FAX PWB. Replace the FAX PWB.

Code: F6-98
Description: Incompatibility between the FAX PWB destination and the main machine destination
Causes: Incompatibility between the destination information written into the FAX PWB PCI and that in the main machine (set with SIM26-6)
Troubleshooting Guides: Check the destination of the FAX control PWB. Check the destination of the main machine (SIM26- 06)

Code: H2-00
Description: Thermistor open trouble (Upper main TH_UM detection) (TH_LM)
Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness trouble AC Power unit trouble
Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.

Code: H2-01
Description: Thermistor open trouble (Lower main TH_LM) (TH_LM)
Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness trouble AC Power unit trouble
Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.

Code: H2-02
Description: Thermistor open trouble (Upper sub TH_US1 detection) (TH_SUB2_2)
Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness trouble AC Power unit trouble
Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.

Code: H2-03
Description: Thermistor open trouble (Upper main TH_UM compensation) (TH_UM_CS)
Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness trouble AC Power unit trouble
Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.

Code: H2-05
Description: Thermistor open trouble (Upper sub TH_US1 compensation) (TH_SUB2_2_CS)
Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness trouble AC Power unit trouble
Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.

Code: H2-06
Description: Thermistor open trouble (Upper edge) (TH_US2)
Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness trouble AC Power unit trouble
Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Check the connector in the fusing section.

Code: H3-00
Description: Fusing section high temperature trouble (Upper main) (TH_UM)
Causes: Thermistor trouble PCU PWB trouble Fusing section connector connection trouble AC Power unit trouble
Troubleshooting Guides: Use SIM5-2 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp keeps on lighting, check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H3-01
Description: Fusing section high temperature trouble (Lower main) (TH_LM)
Causes: Thermistor trouble PCU PWB trouble Fusing section connector connection trouble AC Power unit trouble
Troubleshooting Guides: Use SIM5-2 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp keeps on lighting, check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H3-02
Description: Fusing section high temperature trouble (Upper sub) (TH_US1)
Causes: Thermistor trouble PCU PWB trouble Fusing section connector connection trouble AC Power unit trouble
Troubleshooting Guides: Use SIM5-2 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp keeps on lighting, check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H4-00
Description: Fusing section low temperature trouble (Upper main) (TH_UM)
Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. AC Power unit trouble. Interlock switch trouble.
Troubleshooting Guides: Use SIM05-02 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp does not light on correctly, check the cut-line of the heater harness and the thermostat. Check the interlock switch. Check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H4-01
Description: Fusing section low temperature trouble (Lower main) (TH_LM)
Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. AC Power unit trouble. Interlock switch trouble.
Troubleshooting Guides: Use SIM05-02 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp does not light on correctly, check the cut-line of the heater harness and the thermostat. Check the interlock switch. Check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H4-02
Description: Fusing section low temperature trouble (Upper sub) (TH_US1)
Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. AC Power unit trouble. Interlock switch trouble.
Troubleshooting Guides: Use SIM05-02 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp does not light on correctly, check the cut-line of the heater harness and the thermostat. Check the interlock switch. Check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H4-30
Description: Thermistor differential input trouble (Upper main) (TH_UM)
Causes: HL_UM does not light. Thermistor trouble. Harness trouble. PCU PWB trouble.
Troubleshooting Guides: Use SIM05-02 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp does not light on correctly, check the cut-line of the heater harness and the thermostat. Check the interlock switch. Check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H4-32
Description: Thermistor differential input trouble (Upper sub) (TH_US1)
Causes: HL_UM does not light. Thermistor trouble. Harness trouble. PCU PWB trouble.
Troubleshooting Guides: Use SIM05-02 to check the flushing operation of the heater lamp. When the lamp lights on correctly, check the thermistor or the harness. Check the input circuit of the thermistor on the PCU PWB. When the lamp does not light on correctly, check the cut-line of the heater harness and the thermostat. Check the interlock switch. Check the lamp control circuit on the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

Code: H5-01
Description: 5 times continuous POD1 not-reach jam
Causes: A fusing jam is not canceled completely. (A jam paper remains.) POD1 sensor trouble Fusing unit installation trouble POD1 sensor connector and harness connection trouble PCU PWB trouble Fusing unit, drive section trouble
Troubleshooting Guides: Replace the POD1 sensor. Check installation of the fusing unit. Replace the fusing unit. Check or repair the fusing drive section. Check connection of the POD1 sensor connector and the harness. Replace the PCU PWB. Use SIM14 to cancel the trouble.

Code: H7-10
Description: Recovery error from low fuser temp. (Upper main) (TH_UM)
Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. AC Power unit trouble. Interlock switch trouble
Troubleshooting Guides: Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermostat conduction. Replace the heater lamp. Replace the PCU PWB. Replace the AC PWB. Check connection of the connector and the harness.

Code: H7-12
Description: Recovery error from low fuser temp. (TH_LM)
Causes: Thermistor trouble. Thermostat trouble. Heater lamp trouble. PCU PWB trouble. AC Power unit trouble. Interlock switch trouble Connector, harness connection trouble.
Troubleshooting Guides: Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermostat conduction. Replace the heater lamp. Replace the PCU PWB. Replace the AC PWB. Check connection of the connector and the harness.

Code: L1-00
Description: Scanner feed trouble
Causes: Mirror unit trouble Wire is removed from the mirror. Lock screw is not removed. Circuit trouble
Troubleshooting Guides: Use SIM1-1 to check the mirror operation. Check the circuit related with the mirror motor (SCNMFP PWB and MHP sensor PWB).

Code: L3-00
Description: Scanner return trouble
Causes: Mirror unit trouble Wire is removed from the mirror. Lock screw is not removed. Circuit trouble
Troubleshooting Guides: Use SIM1-1 to check the mirror operation. Check the circuit related with the mirror motor (SCNMFP PWB and MHP sensor PWB).

Code: L4-02
Description: Paper feed motor trouble
Causes: Paper feed motor trouble Connection trouble of the connector and the harness between the PCU PWB and the paper feed motor harness. PCU PWB trouble
Troubleshooting Guides: Use SIM6-1 to check the operation of the paper feed motor. Replace the paper feed motor. Check connection of the paper feed motor harness and the connector. Replace the PCU PWB.

Code: L4-03
Description: Fusing motor trouble
Causes: Fusing motor trouble Fusing motor harness and connector connection trouble PCU PWB trouble
Troubleshooting Guides: Use SIM6-1 to check the operation of the fusing motor. Replace the Fusing motor. Check connection of the fusing motor harness and the connection. Replace the PCU PWB.

Code: L4-06
Description: Transfer unit lift trouble
Causes: Transfer unit position sensor trouble Dirt on the transfer unit position sensor. PCU PWB trouble Connection trouble of the connector and the harness. Transfer unit lift mechanism trouble Transfer unit is not installed correctly.
Troubleshooting Guides: Use SIM6-3 to check the separating operation of the transfer unit. Replace the transfer unit position sensor. Clean the transfer unit position sensor. Replace the PCU PWB. Check connection of the connector and the harness. Repair the transfer unit lift mechanism.

Code: L4-09
Description: PS motor trouble
Causes: PCU PWB trouble Motor trouble Connection trouble of the connector and the harness between the PCU PWB and the motor.
Troubleshooting Guides: Check the connection of the connector and the harness between the PCU PWB and the motor. Replace the PCU PWB, the motor and the harness.

Code: L4-11
Description: Shift motor trouble
Causes: Shift motor trouble. PCU PWB trouble. Connection trouble of the connector and the harness between the PCU PWB and the shift motor. Controller circuit trouble Finisher is still installed when the connector of the finisher is removed. Communication trouble of the finisher
Troubleshooting Guides: Use SIM6-1 to check the shift operation. Use SIM30-1 to check the operation of the shifter home position sensor. Check the connection of the connector and the harness between the PCU PWB and the shift motor. Connect the connector of the finisher. Refer to the contents of F1-00 when the communication trouble between the PCU PWB and the finisher is occurred

Code: L4-12
Description: Secondary transfer separation trouble
Causes: The position sensor is not blocked or the position sensor is always blocked. Connection trouble of the connector and the harness between the PCU PWB and the separation position sensor. Separation clutch trouble Secondary transfer unit is not installed Separation motor trouble
Troubleshooting Guides: Check the separation operation by the SIM06-03. Check that the sensor is blocked when the separation operation is done. Replace the separation motor, the separation sensor and the PCU PWB. Check the connection of the connector and the harness between the PCU PWB and the separation position sensor. Install the secondary transfer unit.

Code: L4-16
Description: Fusing pressure release trouble
Causes: Fusing pressure release sensor trouble. Fusing pressure release motor trouble. Pressure release drive gear and pressure release idle gear trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Replace the fusing pressure release sensor. Replace the fusing pressure release motor. Replace the pressure release drive gear and the pressure release idle gear. Replace the PCU PWB. Check connection of the connector and the harness.

Code: L4-17
Description: Drum motor trouble (BK)
Causes: Drum motor trouble Connection trouble of the connector and the harness between the PCU PWB and the drum motor. PCU PWB trouble
Troubleshooting Guides: Check the operation of the drum motor by SIM25-01. Check the connection of the harness and the connector between the PCU PWB and the drum motor. Replace the PCU PWB and the drum motor.

Code: L4-18
Description: Drum motor trouble (CL)
Causes: Drum motor trouble Connection trouble of the connector and the harness between the PCU PWB and the drum motor. PCU PWB trouble
Troubleshooting Guides: Check the operation of the drum motor by SIM25-01. Check the connection of the harness and the connector between the PCU PWB and the drum motor. Replace the PCU PWB and the drum motor.

Code: L4-32
Description: Power source cooling fan trouble
Causes: Power cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Use SIM6-2 to check that the fan is actually rotating. Replace the power cooling fan. Replace the PCU PWB. Check connection of the connectors and the harness.

Code: L4-35
Description: Fusing cooling fan R trouble
Causes: Fusing cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Use SIM6-2 to check that the fan is actually rotating. Replace the fusing cooling fan. Replace the PCU PWB. Check connection of the connector and the harness.

Code: L4-43
Description: Paper exit cooling fan R trouble
Causes: Fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Check that the fan is rotating after turning ON the power. Replace the fan. Replace the PCU PWB. Check the connector and the harness. Use SIM6-2 to check that the fan is actually rotating.

Code: L4-50
Description: Process fan 1 trouble
Causes: Process fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Check that the fan is rotating after turning ON the power. Replace the process fan. Replace the PCU PWB. Check connection of the connector and the harness.

Code: L4-51
Description: Process fan 2 trouble
Causes: Process fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Check that the fan is rotating after turning ON the power. Replace the process fan. Replace the PCU PWB. Check the connector and the harness.

Code: L4-71
Description: Process fan 2 trouble
Causes: PCU PWB trouble.
Troubleshooting Guides: Replace the PCU PWB.

Code: L4-75
Description: Paper exit motor trouble
Causes: PCU PWB trouble. Motor trouble Connection trouble of the connector and the harness between the PCU PWB and the motor.
Troubleshooting Guides: Check the connector and the harness of the PCU PWB and the motor. Replace the PCU PWB, the motor and the harness.

Code: L4-76
Description: Reverse motor trouble
Causes: PCU PWB trouble. Motor trouble Connection trouble of the connector and the harness between the PCU PWB and the motor.
Troubleshooting Guides: Check the connector and the harness of the PCU PWB and the motor. Replace the PCU PWB, the motor and the harness.

Code: L4-77
Description: ADU motor upper trouble
Causes: PCU PWB trouble. Motor trouble Connection trouble of the connector and the harness between the PCU PWB and the motor.
Troubleshooting Guides: Check the connector and the harness of the PCU PWB and the motor. Replace the PCU PWB, the motor and the harness.

Code: L4-78
Description: ADU motor bottom trouble
Causes: PCU PWB trouble. Motor trouble Connection trouble of the connector and the harness between the PCU PWB and the motor.
Troubleshooting Guides: Check the connector and the harness of the PCU PWB and the motor. Replace the PCU PWB, the motor and the harness.

Code: L4-79
Description: PS front motor trouble
Causes: PCU PWB trouble. Motor trouble Connection trouble of the connector and the harness between the PCU PWB and the motor.
Troubleshooting Guides: Check the connector and the harness of the PCU PWB and the motor. Replace the PCU PWB, the motor and the harness.

Code: L6-10
Description: Polygon motor trouble
Causes: Polygon motor trouble. LSU PWB trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Use SIM61-1 to check the operation of the polygon motor. Check connection of the connector and the harness. Replace the LSU.

Code: L8-01
Description: Full wave signal detection error
Causes: PCU PWB trouble. Power unit trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness.

Code: L8-02
Description: Full wave signal error
Causes: An abnormality in the full wave signal frequency is detected (The frequency is detected as 65Hz or above, or 45Hz or less) PCU PWB trouble. Power unit trouble. Connection trouble of the connector and the harness. Power frequency wave form abnormality
Troubleshooting Guides: Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness. Check the power wave form.

Code: L8-20
Description: Communication error of power controller PWB
Causes: SCN-MFP PWB trouble.
Troubleshooting Guides: Check the ground of the main unit. Replace the SCN-MFP PWB.

Code: PC–
Description: Personal counter not detected
Causes: SCN-MFP Cause The personal counter is not installed. The personal counter is not detected. SCN-MFP PWB trouble.
Troubleshooting Guides: Check connection of the connectors and the harness. Replace the SCN-MFP PWB.

Code: U1-01
Description: Battery trouble
Causes: 1) Battery life 2) Battery circuit abnormality
Troubleshooting Guides: Check to confirm that the battery voltage is about 2.5V or above. Replace the battery.

Code: U2-00
Description: MFP EEPROM read/write error
Causes: EEPROM device trouble EEPROM device contact trouble Device access trouble by the noise
Troubleshooting Guides: Replace the SCN-MFP PWB EEPROM. Replace the SCN-MFP PWB. (Refer to the pages on the necessary works after replacing the SCN-MFP PWB in the Service Manual, and perform the works.) Check that the EEPROM device is connected correctly.

Code: U2-05
Description: Account data error
Causes: The certification database table in the HDD is broken. The certification database table is rebuilt after the broken certification database table is detected and the main unit is restarted. This error can be recognized only by the SIM22-4 which registers the error in the error records. When this error is occurred frequently, the following devices are defective. – HDD – SCN-MFP PWB
Troubleshooting Guides: Check or replace the HDD. Check or replace the SCN-MFP PWB. Perform the operation by referring the ‘Necessary works and procedures when the HDD and the SCNMFP PWB are replaced’. When this error is not occurred frequently, the above operations should not be done.

Code: U2-11
Description: SCN-MFP PWB EEPROM counter check sum error
Causes: SCN-MFP PWB EEPROM trouble EEPROM socket contact trouble SCN-MFP PWB trouble Strong external noises.
Troubleshooting Guides: Use SIM16 to cancel the error. (The previous writing data (about the latest 8 sheets) are written into the EEPROM.) Replace the SCN-MFP PWB. (Refer to the pages on the necessary works after replacing the SCN-MFP PWB in the Service Manual, and perform the works.)

Code: U2-30
Description: SCN-MFP PWB and PCU PWB manufacturing No. data inconsistency
Causes: When replacing the SCN-MFP PWB or the MFPC PWB, the EEPROM which was mounted on the PWB before replacement is not mounted on the new PWB. SCN-MFP PWB trouble PCU PWB trouble
Troubleshooting Guides: Check that the EEPROM is properly set. Check to confirm that the EEPROM which was mounted on the PWB before replacement is mounted on the new PWB. Replace the SCN-MFP PWB. (Refer to the pages on the necessary works after replacing the SCN-MFP PWB in the Service Manual, and perform the works.) Replace the PCU PWB.

Code: U2-40
Description: mSATA SSD system storage data partition error
Causes: A file error occurs in the mSATA SSD system storage data partition.
Troubleshooting Guides: Turn OFF/ON the power, and the backup data in the HDD are written into the mSATA SSD and the machine is automatically booted.

Code: U2-41
Description: HDD versatile partition error
Causes: A file error occurs in the HDD system saved data area, disabling backup of the saved file of the machine adjustment values in the mSATA SSD. HDD trouble MFPC PWB trouble
Troubleshooting Guides: Backup the data by following the procedure for the trouble which can be released by turning OFF and ON the power of the main unit, and format the HDD by SIM62. Or, replace the HDD and perform SIM16.

Code: U2-42
Description: Machine adjustment data lost error
Causes: The system data partition of mSATA SSD and the versatile partition for the backup HDD are broken.
Troubleshooting Guides: Backup the data by following the procedure for the mSATA SSD and the HDD breakage and format the HDD by SIM62. Or, replace the HDD and perform SIM16. Perform the mechanical adjustment because the mechanical adjustment values are formatted.

Code: U2-50
Description: HDD user authentication data check sum error
Causes: HDD trouble SCN-MFP PWB trouble Strong external noises.
Troubleshooting Guides: Check the data related to the check sum error (address book, image send system registration data (senders record, meta data)) and register again. Use SIM16 to cancel the U2 trouble. Replace the HDD. Replace the SCN-MFP PWB. (Refer to the pages on the necessary works after replacing the HDD and the SCN-MFP PWB in the Service Manual, and perform the works.)

Code: U2-60
Description: Watermark check error
Causes: Watermark data trouble mSATA SSD trouble SCN-MFP PWB trouble
Troubleshooting Guides: Use SIM16 to cancel the U2 trouble. Use SIM49-5 to install the watermark data. Replace the mSATA SSD. Replace the SCN-MFP PWB. (Refer to the pages on the necessary works after replacing the HDD and the SCN-MFP PWB in the Service Manual, and perform the works.)

Code: U2-70
Description: OCR dictionary check error
Causes: OCR dictionary error
Troubleshooting Guides: Use Sim49-6 to install the OCR dictionary data

Code: U2-80
Description: SCN-MFP PWB EEPROM read/write error
Causes: EEPROM trouble SCN-MFP PWB EEPROM access circuit trouble
Troubleshooting Guides: Check that the EEPROM is attached correctly. Take notes of the counter data and the adjustment values to prevent from deleting the data. (When the printer option is attached, take notes of the adjustment values by SIM22-01.) Replace the PCU PWB. Release this error with SIM16.

Code: U2-81
Description: SCN-MFP PWB EEPROM check sum error
Causes: EEPROM trouble SCN-MFP PWB EEPROM access circuit trouble
Troubleshooting Guides: Check that the EEPROM is attached correctly. Take notes of the counter data and the adjustment values to prevent from deleting the data. (When the printer option is attached, take notes of the adjustment values by SIM22-01.) Replace the PCU PWB. Release this error with SIM16.

Code: U2-90
Description: PCU PWB EEPROM read/write error
Causes: EEPROM trouble Installation of non-initialized EEPROM. PCU PWB EEPROM access circuit trouble
Troubleshooting Guides: Check that the EEPROM is attached correctly. Check that the 256kBit EEPROM is attached. Take notes of the counter data and the adjustment values to prevent from deleting the data. (When the printer option is attached, take notes of the adjustment values by SIM22-01.) Replace the PCU PWB. Release this error with SIM16.

Code: U2-91
Description: PCU PWB EEPROM check sum error
Causes: PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
Troubleshooting Guides: Check that the EEPROM is attached correctly. Take notes of the counter data and the adjustment values to prevent from deleting the data. (When the printer option is attached, take notes of the adjustment values by SIM22-01.) Replace the PCU PWB. Release this error with SIM16.

Code: U5-00
Description: Communication error in SPF
Causes: Connector, harness connection trouble. DSPF PWB trouble.
Troubleshooting Guides: Turn OFF/ON the power. Check connection of the connector and the harness. Replace DSPF PWB.

Code: U5-16
Description: SPF fan motor trouble
Causes: Fan motor trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Use Sim2-3 to check the operation. Check the DSPF PWB and connection of the connector and the harness.

Code: U5-20
Description: SPF paper feed transport motor trouble
Causes: SPF paper feed transport motor trouble. Connection trouble of the connector and the harness.
Troubleshooting Guides: Use Sim2-3 to check the operation. Check the SPF paper feed transport motor and connection of the connector and the harness.

Code: U5-30
Description: SPF tray lift up trouble
Causes: STUD does not turn ON 5 times continuously within the specified time. STUD/STLD sensor trouble. Connection trouble of the connector and harness. DSPF PWB trouble.
Troubleshooting Guides: Replace the STUD/STLD sensor. Check connection of the connector and the harness. Replace DSPF PWB.

Code: U5-31
Description: SPF tray lift down trouble
Causes: STLD does not turn OFF within the specified time. STUD/STLD sensor trouble. Connection trouble of the connector and the harness. DSPF PWB trouble.
Troubleshooting Guides: Replace the STUD/STLD sensor. Check connection of the connector and the harness. Replace DSPF PWB.

Code: U6-00
Description: Desk communication trouble
Causes: Connection trouble or cut-line of the connector and the harness. Desk control PWB trouble Control (PCU) PWB trouble
Troubleshooting Guides: Check the control PWB. Check connection of the connector and the harness on the communication line. Turn OFF and ON the main unit.

Code: U6-01
Description: Desk tray 1 lift motor trouble
Causes: DLUD1 sensor trouble Desk casette 1 lift up motor trouble Connection trouble of the connector and the harness between the paper feed unit, Desk control PWB, and Lift up unit.
Troubleshooting Guides: Check the DLUD1, the DLUD1 harness and the connector of the DLUD1. Check the lift up unit. Replace the desk control PWB. Release this error with SIM15.

Code: U6-02
Description: Desk tray 2 lift motor trouble
Causes: DLUD2 sensor trouble Desk casette 2 lift up motor trouble Connection trouble of the connector and the harness between the paper feed unit, Desk control PWB, and Lift up unit.
Troubleshooting Guides: Check the DLUD2, the DLUD2 harness and the connector of the DLUD2. Check the lift up unit. Replace the desk control PWB. Release this error with SIM15.

Code: U6-09
Description: LCC lift trouble
Causes: sensor trouble LCC control PWB trouble. gear is damaged. Lift up motor trouble
Troubleshooting Guides: Use SIM4-2 and SIM4-3 to check the operation of the LCC sensor and lift motor. Use SIM15 to cancel the error.

Code: U6-10
Description: Desk transport motor trouble
Causes: Motor lock. Motor rotation error. Over current to the motor. Desk PWB trouble.
Troubleshooting Guides: Use SIM4-3 to check the operation of the desk transport motor. Replace the desk control PWB. Replace the desk paper feed motor.

Code: U6-20
Description: LCC control PWB – PCU PWB communication error
Causes: Connection trouble of the harness and the connector between the machine and the LCC and those of the LCC control PWB. LCC control PWB trouble PCU PWB trouble Malfunction due to noises.
Troubleshooting Guides: Cancel the error by turning OFF/ON the power. Check the connection of the harness and the connector between the machine and the LCC. Check the LCC control PWB, and replace if necessary. Check the PCU PWB, and replace if necessary.

Code: U6-21
Description: LCC transport motor trouble
Causes: Motor lock. Motor rotation error. Over current to the motor. LCC control PWB trouble.
Troubleshooting Guides: Use SIM4-3 to check the operation of the LCC transport motor. Check the LCC control PWB, and replace if necessary.

Code: U6-22
Description: LCC 24V power trouble
Causes: Connection trouble of the harness and the connector. LCC control PWB trouble/A3 2nd LCT control PWB trouble. Machine power unit trouble
Troubleshooting Guides: Check connection of the connector and the harness Check the 24 voltage at the machine power unit and the LCC control PWB/A3 2nd LCT control PWB.

Code: U6-23
Description: LCC Tray descending trouble (reverse winding detection)
Causes: Reverse winding detection switch ON Reverse winding of the wire Reverse winding detection switch trouble Connector and harness connection trouble LCC control PWB trouble
Troubleshooting Guides: Check the wire Replace reverse winding switch Check connection of the connector and the harness Replace the LCC control PWB Use Sim4-3 to check the motor operation

Code: U6-50
Description: Desk – Main unit combination trouble
Causes: Improper combination between the main unit and the Desk. Desk control PWB trouble.
Troubleshooting Guides: Install a Desk which is proper for the main unit mode. Replace the Desk control PWB.

Code: U6-51
Description: LCC – Main unit combination trouble
Causes: Improper combination between the main unit and the LCC. Desk control PWB trouble.
Troubleshooting Guides: Install a LCC which is proper for the main unit mode. Replace the LCC control PWB.

Code: U6-52
Description: Desk connection error
Causes: Connection failure between the machine and paper feed tray 2 (desk unit) PCU PWB trouble.
Troubleshooting Guides: Check connection of the connector and the harness. Replace the PCU PWB.

Code: U6-54
Description: Option installation combination trouble (LCC)
Causes: firmware version is inconsistency
Troubleshooting Guides: update latest firmware version

Code: U6-55
Description: Option installation combination trouble (DESK)
Causes: firmware version is inconsistency
Troubleshooting Guides: update latest firmware version

Code: U7-50
Description: SCN-MFP PWB – Vendor machine communication error
Causes: Improper setting of the vendor machine specifications (SIM26-3). Vendor machine trouble. SCN-MFP PWB trouble. Connector, harness connection trouble. Strong external noises.
Troubleshooting Guides: Cancel the error by turning OFF/ON the power. Check the connector and the harness in the communication line. Change the specifications of the vendor machine (SIM26-3). Replace the SCN-MFP PWB.

Code: U7-51
Description: Vendor machine error
Causes: Serial vendor machine trouble. Connector, harness connection trouble.
Troubleshooting Guides: Err.XX is displayed on the operation panel of the vendor. (XX is the detail code.) Repair the vendor machine referring to the detail code. Check the connector and the harness in the communication line.

Code: U9-01
Description: Touch panel trouble
Causes: Harness connection trouble. SCN-MFP trouble. Touch Panel trouble
Troubleshooting Guides: Check the connector and the harness in the touch panel line (SCN MFP PWB, LVDS PWB, HOME PWB, and touch panel). Replace the SCN-MFP PWB. Replace the Touch panel.

Code: UC-02
Description: SCAN ASIC IPD error
Causes: SCN-MFP trouble SCAN ASIC trouble
Troubleshooting Guides: Replace the SCN-MFP PWB.

Code: UC-20
Description: SCAN ASIC DOCC error
Causes: SCN-MFP trouble SCAN ASIC trouble
Troubleshooting Guides: Replace the SCN-MFP PWB.

Epson XP-242 Adjustment Program

– OS Support: only Windows Operating System.
– Because Adjprog.exe gets Hardware ID info => Antivirus will misunderstand Adjprog.exe is the virus ==> you need to disable antivirus before extract and run Epson XP-242 Adjustment Program or add to exclusion folder
– Limitation: Unlimited using on only 1 Computer.
– Epson XP-242 AdjProg or Epson XP-242 Adjustment Program or Epson XP-242 Adj Program, is a middleware developed by third-party software to supply for Epson XP-242 printer, making printer continuous printing without error.

– Epson XP-242 Adjustment Program is featured with clearing the waste ink counter, ultra-deep clean to clean the printhead, adjust the smoothness of the printhead, adjust the motor headers, and fix the errors: no printing, lack of colour printing, colour blur, prints with horizontal and vertical stripes…

Epson XP-242 Adjustment Functions:

– Bi-D Adjustment
– USB ID Input
– Initial Ink Charge
– Deep Cleaning the Print Head
– Reset Waste Ink Pad Counter
– Head ID Setting
– EEPROM initial setting
– Top margin Adjustment

Using Epson XP-242 Adjustment Program

– Choose printer model and usb connection

– Choose Particular Adjustment Mode

Using Epson XP-242 Adjustment Program Step 2

– Choose Waste Ink Pad Counter

Using Epson XP-242 Adjustment Program Step 4

– Read Waste Ink Pad Counter

Using Epson XP-242 Adjustment Program Step 5

– Reset Waste Ink Pad Counter

Using Epson XP-242 Adjustment Program Step 6

Active Epson XP-242 Adjustment Program

– Run Adjprog.exe, Copy XP-242 Hardware ID, send it to admin email : [email protected] to get serial key and then active Epson XP-242 Adjustment Program.