Sharp MXM754N with list Error Codes and Epson L8180 Adjustment Program

Sharp MXM754N Printer with list Error Codes and Epson L8180 Adjustment Program

– Printer model: Sharp MXM754N
– Error codes on Sharp MXM754N with details instruction fixing:

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

• Code: A0-04
• Description: Scanner expansion 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: A0-15
• 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: A0-20
• Description: Conflict firmware and EEPROM data version (MFP)
• Causes: Inconsistency between the MFP firmware version and the EEPROM data version.
• Troubleshooting Guides: Check the combination of the firmware.

• Code: A0-21
• Description: Conflict firmware and EEPROM data version (PCU)
• 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 (SCU)
• Causes: Inconsistency between the SCU firmware version and the EEPROM data version.
• Troubleshooting Guides: Check the combination of the firmware.

• Code: C1-01
• Description: Charger cleaner trouble
• Causes: The main charger unit (K) is not installed properly. There is an abnormality in the main charger unit (K). Connector connection trouble of the drum unit (K) HP sensor, the discharge lamp, or the after-transfer discharge lamp. Harness disconnection of the drum unit (K) HP sensor, the discharge lamp, or the after-transfer discharge lamp. HP sensor dirt. Charger cleaner motor (K) trouble. PCU PWB connector connection trouble/PWB trouble.
• Troubleshooting Guides: Use SIM6-4 to check the operation of the charger cleaner. Check disconnection of the main charger unit./ Replace. Check for disconnection of the connector of the drum unit (K) HP sensor, the discharge lamp, and the aftertransfer discharge lamp. Check the harness of the drum unit (K) HP sensor, the discharge lamp, and the after-transfer discharge lamp. (Since the earth wire is common to them, check the three positions.) Clean the HP sensor. Check disconnection of the PCU PWB connector./ Replace PWB. Replace the charger cleaner motor (K).

• Code: C1-10
• Description: Main charger trouble
• Causes: The main charger unit (K) is not installed properly. There is an abnormality in the main charger unit (K). The developer unit (K) is not installed properly. There is an abnormality in the developer unit (K). Disconnection of the high voltage MC PWB connector. Breakage of the high voltage harness. High voltage MC PWB trouble. PCU PWB trouble.
• Troubleshooting Guides: Check the output of the main charger with SIM8-2. Check the output of the developing bias with SIM8-1. Check disconnection of the main charger./Replace. Check disconnection of the developer unit./Replace. Check disconnection of the high voltage MC PWB connector./Replace. Replace the high voltage MC PWB. Replace the PCU PWB.

• Code: C4-20
• Description: Transfer high voltage output trouble
• Causes: Transfer unit abnormality. Transfer unit insertion trouble. TC output harness disconnection, breakage. Transfer unit estrangement operation trouble. OPC drum abnormality (Does not rotate.) High voltage TC PWB trouble. PCU PWB trouble. PCU PWB – high voltage TC PWB harness disconnection, breakage.
• Troubleshooting Guides: Replace the transfer unit. Reinsert the transfer unit. Check or replace the TC output harness. Replace the high voltage TC PWB. Replace the PCU PWB. Check the harness between the PCU PWB and the high voltage TC PWB, and replace as needed.

• 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 SIM not executed / Shading ROM abnormality.
• 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 white 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: MFP image data error
• Causes: Image data transfer error in the MFPC PWB. MFPC PWB trouble.
• Troubleshooting Guides: Check connection of the connector and the harness of the MFPC PWB. Check or replace the MFPC PWB.

• Code: E7-02
• Description: Mirroring HDD trouble
• Causes: When installing the mirroring kit, the HDD of the machine or the HDD of the mirroring kit breaks down or connection fails. • Defective installation of the mirroring kit • Breakdown of the HDD of the mirroring kit • Defective connection between the HDD and the mirroring kit harness • MFP PWB trouble
• Troubleshooting Guides: • Use SIM62-20 to check the trouble. • Check installation of the mirroring kit (connector and harness), and replace if necessary. • Replace the broken HDD. • Replace the mirroring kit. • Replace the MFP PWB.

• Code: E7-03
• Description: HDD trouble
• Causes: Connector, harness connection trouble in the MFPC PWB and HDD. HDD (error file management area) data abnormality (FAT breakage). MFPC PWB trouble. (When the mirroring kit is not installed) RAID PWB trouble. A HDD which has been used for mirroring is installed. Both HDD’s go into trouble under the use environment of mirroring
• Troubleshooting Guides: Check connection of the connector and the harness of the MFPC PWB and HDD. Use SIM62-2, 3 to check read/write operations of the HDD. Replace the HDD. Check or replace the MFPC PWB. (When the mirroring kit is installed) Check the RAID PWB, and replace if necessary. Replace the HDD. (For details, refer to the HDD and RAID PWB replacement procedures under mirroring environment.)

• Code: E7-03
• Description: HDD trouble
• Causes: Connector, harness connection trouble in the MFPC PWB and HDD. HDD (error file management area) data abnormality (FAT breakage). MFPC PWB trouble. (When the mirroring kit is installed) RAID PWB trouble. A HDD which has been used for mirroring is installed. Both HDD’s go into trouble under the use environment of mirroring.
• Troubleshooting Guides: Check connection of the connector and the harness of the MFPC PWB and HDD. Use SIM62-2, 3 to check read/write operations of the HDD. Replace the HDD. Check or replace the MFPC PWB. (When the mirroring kit is installed) Check the RAID PWB, and replace if necessary. Replace the HDD. (For details, refer to the HDD and RAID PWB replacement procedures under mirroring environment.)

– Sharp MXM754N printer Error Codes and quick guide on repairing:

• Code: E7-04
• Description: HDD-ASIC error
• Causes: HDD-ASIC trouble. (MFPC PWB trouble.) An error occurs in the HDD-ASIC self test when booting.
• Troubleshooting Guides: Check or replace the MFPC PWB.

• Code: E7-07
• Description: SD card error
• Causes: SD card trouble or contact error MFPC PWB trouble.
• Troubleshooting Guides: Replace the SD card. Check the SD card socket. Replace the MFPC PWB.

• Code: E7-10
• Description: Shading error (Black correction)
• 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. SCU PWB abnormality.
• Troubleshooting Guides: Check connection of the harness to the CCD unit. Check the CCD unit. Check the SCU PWB.

• Code: E7-11
• Description: Shading error (White correction)
• 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. SCU 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 SCU PWB.

• Code: E7-14
• Description: CCD-ASIC error
• Causes: SCU PWB trouble
• Troubleshooting Guides: Check the SCU PWB. Replace the SCU PWB.

• Code: E7-20
• Description: LSU laser detection error (K)
• Causes: Laser optical axis misalignment Reduced laser power, lighting error, laser diode trouble. LSU harness, connector trouble BD board, LD board, LSUcnt board trouble
• Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check or replace the LSU control PWB. Check connection of the LSU harness and connector. Replace the LSU.

• Code: E7-21
• Description: LSU laser degradation error
• Causes: Power reduction due to laser deterioration. Harness and connector disconnection/insertion trouble between the LD PWB and the LSU control PWB.
• Troubleshooting Guides: Use SIM61-1 to check the operation of the LSU. Check the PWB and connection of the harness in the LSU.

• Code: E7-24
• Description: LSU LD driver trouble (K)
• Causes: Reduced laser power, lighting error, laser diode trouble. LSU connector trouble. LD PWB/LSU control PWB trouble.
• Troubleshooting Guides: Use SIM61-01 to check the operations of the LSU. Check or replace the LSU control PWB. Check connection of the LSU harness. Replace the LSU.

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

• Code: E7-42
• Description: Image data error (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. MFPC PWB trouble
• Troubleshooting Guides: Check connection of the scanner expansion PWB (ACRE). Check the scanner expansion PWB (ACRE), and replace if necessary. Check the MFPC PWB, and replace if necessary.

• Code: E7-46
• Description: Image data decode error (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. MFPC PWB trouble.
• Troubleshooting Guides: Check connection of the scanner expansion PWB (ACRE). Check the scanner expansion PWB (ACRE), and replace if necessary. Check the MFPC PWB, and replace if necessary.

• Code: E7-47
• Description: Combination error between MFP and ACRE firmware (ACRE ASIC)
• Causes: Connect to the scanner expansion PWB (ACRE) with the firmware which does not support MFP PWB
• Troubleshooting Guides: Update the firmware on SIM49-1 or SIM49-10.

• Code: E7-48
• Description: Scanner expansion (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. MFPC 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 MFPC PWB, and replace if necessary.

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

• Code: E7-50
• Description: Combination error between PCU PWB and firmware
• 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 check error
• Causes: EEPROM device trouble. EEPROM device contact trouble. Device access error due to noises.
• Troubleshooting Guides: Replace the PWB.

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

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

• Code: E7-80
• Description: Communication error between MFP and SCU
• Causes: SCU PWB – MFPC PWB connection trouble. SCU PWB trouble. MFPC PWB trouble.
• Troubleshooting Guides: Check connection of the SCU PWB and the MFPC PWB. Check the ground. Replace the SCU PWB. Replace the MFPC PWB.

• Code: E7-90
• Description: Communication error between MFP and PCU
• Causes: PCU PWB – MFPC PWB connection trouble. PCU PWB trouble. MFPC PWB trouble.
• Troubleshooting Guides: Check connection of the PCU PWB and the MFPC PWB. Check the ground. Replace the PCU PWB. Replace the MFPC PWB.

• Code: E7-91
• Description: FAX reception image data error
• Causes: Image data process abnormality HDD trouble SD card trouble or contact error Image compression data corruption MFPC PWB trouble DIMM memory trouble or contact error FAX control PWB trouble
• Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Replace the HDD. Replace or check installation of the SD card. Replace the MFPC PWB. Replace or check installation of the DIMM memory. Replace the FAX control PWB.

• Code: E7-92
• Description: Copy image data error
• Causes: Image data process abnormality HDD trouble Image compression data corruption MFPC PWB trouble DIMM memory trouble or contact error
• Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Replace the HDD. Replace the MFPC PWB. Replace or check installation of the DIMM memory.

• Code: E7-93
• Description: Copy, image send, filing, print image data process error
• Causes: Image data process abnormality. HDD trouble. Image compression data corruption. MFP PWB trouble.
• Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Replace the HDD. Replace the MFPC PWB. Replace or check installation of the DIMM memory.

• Code: E7-94
• Description: Image file data process error
• Causes: Image data process abnormality HDD trouble Image compression data corruption MFPC PWB trouble DIMM memory trouble or contact error
• Troubleshooting Guides: Use SIM60-01 to check the read/write operations of the memory. Replace the HDD. Replace the MFPC PWB. Replace or check installation of the DIMM memory.

• Code: E7-A0
• Description: LSU EEPROM/LD driver read/write error (K)
• Causes: EEPROM/LD driver trouble. EEPROM/LD driver access circuit trouble.
• Troubleshooting Guides: Check connection of the connector and the harness of the LD PWB and the PCU PWB. Replace the PCU PWB. If the above remedies cannot delete the trouble, replace the LSU.

• Code: E7-A5
• Description: Installation error of HDD which was used in the mirroring kit
• Causes: A HDD which was used in the mirroring kit is installed to the MFP without the mirroring kit.
• Troubleshooting Guides: Replace the HDD with one which has not been used in the mirroring kit.

• Code: E7-A6
• Description: Compact flash memory trouble
• Causes: Compact flash memory trouble. MFPC PWB trouble. File system control area data trouble.
• Troubleshooting Guides: Replace the compact flash memory. Replace the MFPC PWB.

• Code: EE-EC
• Description: Automatic toner density adjustment error (Sampling abnormal)
• 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: F0-03
• Description: Finisher paper exit roller lift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper exit roller lift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-08
• Description: Finisher stapler shift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the stapler shift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-10
• Description: Finisher stapler motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the staple motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-11
• Description: Finisher bundle exit motor trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, HP sensor breakdown, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the gripper arm motor (FNM116). Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F0-14
• Description: Finisher paper rear edge falling motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the rear edge falling motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-15
• Description: Finisher tray lift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown, area sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the upper tray lift motor and the lower tray lift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, and motor, and the sensor part.

• Code: F0-18
• Description: Finisher rear edge hold motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper hold motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-19
• Description: Finisher paper alignment motor F trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper alignment motor F. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-20
• Description: Finisher paper alignment motor R trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper alignment motor R. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-23
• Description: Shutter trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the shutter clutch. Check connection from the control PWB to the clutch and the sensor. Replace the control PWB, the clutch, and the sensor part.

• Code: F0-25
• Description: Finisher paper transport roller lift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper transport roller lift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-28
• Description: Finisher paper alignment roller lift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper alignment roller lift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-29
• Description: Finisher pwb cooling fan trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the control PWB cooling fan. Check connection from the control PWB to the motor. Replace the control PWB and the fan motor.

• Code: F0-30
• Description: Communication trouble between finisher and saddle
• Causes: Noise on the communication line, control PWB trouble, disconnection of connector or harness.
• Troubleshooting Guides: Turn OFF/ON the power. Check the connector between the finisher and the saddle. Replace the control PWB of the saddle unit.

• Code: F0-31
• Description: Finisher saddle folding motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle paper folding motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-32
• Description: Finisher paper pass unit transport motor trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the relay paper transport motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB and the motor.

• Code: F0-33
• Description: Finisher punch shift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the punch shift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-34
• Description: Finisher punch motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the punch motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-37
• Description: Finisher backup RAM trouble
• Causes: Finisher control PWB trouble, EEPROM chip breakdown
• Troubleshooting Guides: Replace the finisher control PWB.

• Code: F0-40
• Description: Communication trouble between the finisher saddle and the trimmer
• Causes: Noise on the communication line, control PWB trouble, disconnection of connector or harness.
• Troubleshooting Guides: Turn OFF/ON the power. Check the connector between the saddle and the trimmer unit. Replace the control PWB of the saddle unit. Replace the control PWB of the trimmer unit.

• Code: F0-41
• Description: Finisher saddle lead edge stopper motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle lead edge stopper motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-42
• Description: Finisher saddle folding roller guide motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle folding roller guide motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-43
• Description: Finisher saddle alignment motor section abnormality
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle paper alignment motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-44
• Description: Finisher saddle rear edge hold motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle rear edge hold motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-45
• Description: Finisher saddle staple motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle staple motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-46
• Description: Finisher saddle rear edge shift motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle rear edge shift motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-47
• Description: Finisher saddle flap motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle flap motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-48
• Description: Finisher saddle push motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle push motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-49
• Description: Finisher saddle separation motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle separation motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-51
• Description: Trimmer cutter motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the trimmer cutter motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-52
• Description: Trimmer registration motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the trimmer registration motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-53
• Description: Trimmer inlet port separation motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the trimmer inlet port separation motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-54
• Description: Trimmer paper exit separation motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the trimmer paper exit separation motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-55
• Description: Trimmer bundle press motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown
• Troubleshooting Guides: Use SIM3-3 to check the operation of the trimmer bundle press motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-56
• Description: Paper remaining trouble in the trimmer
• Causes: Trimmer inlet port sensor breakdown The paper bundle is bent and cannot be transported.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the trimmer transport motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part. Check the paper bundle can be transported or not.

• Code: F0-70
• Description: Communication trouble between the finisher and the folding unit
• Causes: Noise on the communication line, control PWB trouble, disconnection of connector or harness.
• Troubleshooting Guides: Turn OFF/ON the power. Check connection between the finisher and the folding unit. Replace the control PWB of the folding unit.

• Code: F0-71
• Description: Folding unit lead edge holding guide motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the folding unit lead edge holding guide motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-72
• Description: Folding unit backup RAM trouble
• Causes: Folding unit control PWB trouble, EEPROM chip breakdown.
• Troubleshooting Guides: Replace the folding unit control PWB.

• Code: F0-73
• Description: Folding unit power supply fan trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F0-74
• Description: Folding unit folding tray paper exit motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the folding unit folding tray paper exit motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-75
• Description: Folding unit upper stopper motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the folding unit upper stopper motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-76
• Description: Folding unit 3-fold stopper motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-41 to check the operation of the 3-fold stopper motor in the folding unit. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-77
• Description: Folding unit transport motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-41 to check the operation of the folding unit transport motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-80
• Description: Finisher power cooling fan motor trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F0-81
• Description: Finisher upper tray fan trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the upper tray fan. Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F0-82
• Description: Finisher lower tray fan trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the lower tray fan. Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F0-83
• Description: Finisher paper guide motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper guide motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-84
• Description: Finisher grip trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the gripper motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• Code: F0-86
• Description: Finisher discharged paper hold motor trouble
• Causes: Motor lock, control PWB trouble, disconnection of harness or connector, HP sensor breakdown.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the discharged paper hold motor. Check connection from the control PWB to the motor and the sensor. Replace the control PWB, the motor, and the sensor part.

• 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: F1-03
• Description: Finisher paper exit roller lifting operation trouble
• Causes: Finisher paper exit roller lift motor trouble Harness and connector connection trouble Home position sensor trouble Finisher control PWB trouble
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper exit roller lift motor. Use SIM3-2 to check the operation of the home position sensor. Replace the paper exit roller lift motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.

• Code: F1-08
• Description: Stapler shift trouble
• Causes: Stapler shift motor trouble. Finisher control PWB trouble. Home position sensor 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. Replace the stapler shift motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.

• Code: F1-10
• Description: Staple motor trouble
• Causes: Staple motor trouble. Finisher control PWB trouble. Home position sensor 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. Replace the staple motor. Check connection of the connector and the harness. Replace the home position sensor. Replace the finisher control PWB.

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

• Code: F1-19
• Description: Finisher alignment operation trouble F
• Causes: Finisher paper alignment motor lock. Motor speed abnormality. Over-current to the motor. Finisher control PWB trouble. Home position sensor trouble.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper alignment motor F. Use SIM3-2 to check the operation of the home position sensor. Replace the finisher control PWB. Replace the paper alignment motor F. Replace the home position sensor.

• Code: F1-20
• Description: Finisher alignment operation trouble R
• Causes: Finisher paper alignment motor lock. Motor speed abnormality. Over-current to the motor. Finisher control PWB trouble. Home position sensor trouble.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the paper alignment motor R. Use SIM3-2 to check the operation of the home position sensor. Replace the finisher control PWB. Replace the paper alignment motor R. Replace the home position sensor.

• Code: F1-21
• Description: Finisher fan trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the relay unit fan inside the machine. Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F1-22
• Description: Finisher rear edge assist motor trouble
• Causes: Motor harness short/open trouble. Control PWB trouble. Connection harness/connector connection trouble
• Troubleshooting Guides: Check the operation of the rear edge assist motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB.

• Code: F1-23
• Description: Finisher shutter trouble
• Causes: Motor lock trouble. Control PWB trouble. Home position sensor trouble. Connection harness/connector connection trouble.
• Troubleshooting Guides: Check the operation of the bundle paper exit motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB.

• Code: F1-30
• Description: Communication trouble between Finisher and Saddle
• Causes: Connector and harness connection trouble. Finisher control PWB trouble.
• Troubleshooting Guides: Check connection of the connector and the harness. Turn OFF/ON the power. Replace the finisher control PWB.

• Code: F1-31
• Description: Finisher saddle motor trouble
• Causes: Saddle paper folding motor trouble. Saddle paper folding mechanism trouble. Finisher control PWB trouble. Folding plate home position sensor trouble. Saddle paper folding motor rotation sensor trouble. Harness/connector connection trouble. PCU PWB trouble.
• Troubleshooting Guides: Use SIM3-3 to check the operation of the saddle motor. Check the saddle paper folding mechanism. Check the finisher control PWB, and replace if necessary. Check the folding plate home position sensor, and replace if necessary. Check the saddle paper folding motor rotation sensor, and replace if necessary. Check connection of the harness/connector, and replace if necessary. Check the PCU PWB, and replace if necessary.

• Code: F1-32
• Description: Communication error between Finisher and Punch unit
• Causes: Connector/harness trouble between the finisher and the punch unit. Finisher control PWB trouble. PCU PWB trouble. Malfunction due to noises.
• Troubleshooting Guides: Check the connector/harness between the finisher and the punch unit, and replace if necessary. Check the finisher control PWB, and replace if necessary. Check the PCU PWB, and replace if necessary.

• Code: F1-33
• Description: Punch unit shift operation trouble
• Causes: Punch shift 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 punch shifting. Use SIM3-2 to check the operation of the home position sensor. Replace the punch shift motor. Replace the finisher control PWB. Replace the home position sensor. Check connection of the connectors and the harness.

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

• Code: F1-37
• Description: Finisher data backup RAM error
• Causes: Finisher control PWB trouble. Malfunction due to noises
• Troubleshooting Guides: Replace the finisher control PWB. Readjust the finisher. (Use SIM3-10, Finisher control PWB DIP SW adjustment.)

• Code: F1-38
• Description: Punch data backup RAM error
• Causes: Punch control PWB trouble. Malfunction due to noises
• Troubleshooting Guides: Replace the punch control PWB. Set the punch unit specifications, and adjust the sensor. (Punch unit control PWB DIP SW adjustment.)

• Code: F1-41
• Description: Saddle paper positioning operation trouble
• Causes: Saddle paper positioning guide drive 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 saddle paper positioning motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.

• Code: F1-42
• Description: Saddle guide motor trouble
• Causes: Saddle roller guide 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 saddle roller guide motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.

• Code: F1-43
• Description: Saddle alignment operation trouble
• Causes: Saddle alignment 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 Saddle alignment motor (FSPAM). Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.

• Code: F1-44
• Description: Saddle staple motor R trouble
• Causes: Saddle staple motor R 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 saddle staple motor R. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.

• Code: F1-45
• Description: Saddle staple motor F trouble
• Causes: Saddle staple 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 saddle staple motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.

• Code: F1-46
• Description: Saddle pushing plate motor trouble
• Causes: Saddle 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 saddle motor. Check connection from the control PWB to the motor. Turn OFF/ON the power. Replace the control PWB. Replace the sensor.

• Code: F1-50
• Description: Combination error Finisher and Main unit
• 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: Saddle sensor switch trouble
• Causes: Finisher control PWB trouble. Home position sensor trouble. Harness and connector connection trouble.
• Troubleshooting Guides: Use SIM03-02 to check the operations of the guide HP sensor and the push plate lead edge sensor. Check connection from the control PWB to the sensor. Replace the control PWB. Replace the sensor.

• Code: F1-52
• Description: Finisher micro switch trouble
• Causes: Finisher control PWB trouble. Each micro switch trouble. Harness and connector connection trouble.
• Troubleshooting Guides: Use SIM03-02 to check the operations of the front door/upper door open detection and the oscillation guide close detection. Check connection from the control PWB to the sensor. Replace the control PWB. Replace the sensor.

• Code: F1-60
• Description: Communication trouble between
• Causes: Noise on the communication line Control PWB trouble. Harness and connector connection trouble.
• Troubleshooting Guides: Turn OFF/ON the power. Check connection of the connector with the downstream units of the inserter. Replace the control PWB of the downstream units of the inserter.

• Code: F1-64
• Description: No. 1 pickup motor trouble
• Causes: Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
• Troubleshooting Guides: Use Sim. 3-31 to check the operation of the No. 1 pickup motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-65
• Description: No. 2 pickup motor trouble
• Causes: Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
• Troubleshooting Guides: Use Sim. 3-31 to check the operation of the No. 2 pickup motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-66
• Description: No. 1 lift motor trouble
• Causes: Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
• Troubleshooting Guides: Use Sim. 3-31 to check the operation of the No. 1 lift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-67
• Description: No. 2 lift motor trouble
• Causes: Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
• Troubleshooting Guides: Use Sim. 3-31 to check the operation of the No. 2 lift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-90
• Description: Communication trouble between decurler and downstream unit
• Causes: Noise on the communication line, control PWB trouble, disconnection of connector or harness.
• Troubleshooting Guides: Turn OFF/ON the power. Check connection of the connector between the decurler unit and the downstream units of the decurler. Replace the control PWB of the downstream units of the decurler.

• Code: F1-96
• Description: Decurler transport motor trouble
• Causes: Motor driver IC overcurrent detection, overheat detection.
• Troubleshooting Guides: Use SIM3-51 to check the operation of the decurler transport motor. Replace the control PWB.

• Code: F1-97
• Description: Decurler unit fan 1 trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-51 to check the operation of the decurler unit fan 1 (Upper cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F1-98
• Description: Decurler unit fan 2 trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-51 to check the operation of the decurler unit fan 2 (Lower cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• Code: F1-99
• Description: Decurler unit fan 3 trouble
• Causes: Motor lock, motor harness short/open, control PWB trouble, disconnection of harness or connector.
• Troubleshooting Guides: Use SIM3-51 to check the operation of the decurler unit fan 3 (Transport motor cooling fan). Check connection from the control PWB to the fan motor. Replace the control PWB. Replace the fan motor.

• 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 lighting of the discharge lamp (K) [DL_K]. Check the discharge lamp PWB (K). Check the harness and the connector. Replace the PCU PWB.

• Code: F2-39
• Description: Process temperature sensor trouble
• Causes: Temperature/humidity sensor trouble. Room temperature/ humidity sensor harness and connector connection trouble. PCU PWB trouble.
• Troubleshooting Guides: Replace the temperature/humidity sensor. Check connection of the temperature/humidity sensor harness and the connector. Replace the PCU PWB.

• Code: F2-40
• Description: Toner density sensor trouble
• 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: F2-47
• Description: Room temperature/humidity sensor trouble
• Causes: Temperature/humidity sensor trouble. Room temperature/ humidity sensor harness and connector connection trouble on manual paper feed. PCU PWB trouble.
• Troubleshooting Guides: Replace the temperature/humidity sensor. Check connection of the temperature/humidity sensor harness and the connector. Replace the PCU PWB.

• Code: F2-58
• Description: Temperature/humidity sensor trouble
• Causes: Process humidity sensor trouble. Harness and connector connection trouble. PCU PWB trouble.
• Troubleshooting Guides: Replace the process humidity sensor. Check connection of the connectors and the harness. Replace the PCU PWB.

• Code: F2-59
• Description: Room temperature/humidity sensor trouble
• Causes: Process thermistor trouble. Process thermistor harness connection trouble. PCU PWB trouble.
• Troubleshooting Guides: Replace the process thermistor. Check connection of the process thermistor harness and the connector. Replace the PCU PWB.

• Code: F2-64
• Description: Toner supply operation trouble
• Causes: Toner motor trouble. Toner density sensor trouble. Connector/harness trouble. PCU PWB trouble. Toner cartridge trouble. Developing unit trouble. Tone hopper 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. Replace the toner hopper unit. Check the toner hopper section.

• Code: F2-70
• Description: Improper toner cartridge detection
• 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
• 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: Image density (registration) sensor trouble (Sensor sensitivity adjustment trouble). PCU PWB trouble. Image density (resist) sensor connector and harness connection trouble Image density (registration) sensor dirt. Transfer belt dirt, scratch.
• Troubleshooting Guides: Replace the image density (registration) sensor. Replace the PCU PWB. Check connection of the connector and the harness of the image density (resist) sensor. Clean the image density (registration) sensor. Clean or replace the transfer belt.

• Code: F2-91
• Description: High density process control high voltage error
• Causes: * Image density sensor trouble, harness connection trouble between the PCU PWB and the image density sensor, dirt on the image density sensor, transfer belt cleaning trouble. * Eloping tank abnormality
• Troubleshooting Guides: * Use SIM44-02 to execute the gain adjustment of the process control sensor. When ‘Error’ is displayed, it may be considered as breakdown. Check the sensor and the harness. When the adjustment is normally completed, check the drum surface and the belt surface. * Replace the developing tank.

• Code: F2-A0
• Description: After transfer discharge lamp open trouble
• Causes: Connection trouble between the after-transfer discharge lamp PWB and the PCU PWB After-transfer discharge lamp PWB trouble PCU PWB trouble
• Troubleshooting Guides: Use SIM5-4 to check lighting of the after-transfer discharge lamp (K) [DL2_K]. Check the after-transfer discharge lamp PWB (K). Check the harness and the connector. Replace the PCU PWB.

• Code: F3-12
• Description: Paper feed tray 1 lift operation trouble
• Causes: LUD1 is not turned ON within the specified time. CLUD1 sensor trouble. Paper feed tray 1 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
• Troubleshooting Guides: Check connection of the harness and the connector of LUD1. Replace the lift unit. Replace the PCU PWB.

• Code: F3-22
• Description: Paper feed tray 2 lift operation trouble
• Causes: LUD2 does not turn ON within the specified time. CLUD2 sensor trouble. Paper feed tray 2 lift unit trouble. PCU PWB trouble. Sensor harness and connector connection trouble
• Troubleshooting Guides: Check the harness and the connector of LUD2. Replace the lift unit. Replace the PCU PWB.

• Code: F3-32
• Description: Main body cassette 3 lift trouble
• Causes: C3LUD sensor trouble. Cassette 3 lift motor trouble. Harness connection trouble between the PCU PWB, the lift unit, and the paper feed unit
• Troubleshooting Guides: Check the harness and the connector of C3LUD. Check the lift unit.

• Code: F3-42
• Description: Main body cassette 4 lift trouble
• Causes: C4LUD sensor trouble. Cassette 4 lift motor trouble. Harness connection trouble between the PCU PWB, the lift unit, and the paper feed unit
• Troubleshooting Guides: Check the harness and the connector of C4LUD. Check the lift unit.

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

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

• Code: F6-04
• Description: FAX MODEM operation trouble
• Causes: FAX control PWB MODEM chip operation trouble
• 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: Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
• 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.

• Code: F6-30
• Description: FAX 1-chip microprocessor access error
• Causes: FAX 1-chip microprocessor access error (Read and write)
• 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 control PWB.

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

• Code: F6-98
• Description: Incompatible destination between FAX control and main machine
• Causes: Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
• Troubleshooting Guides: 1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)

• Code: F7-00
• Description: Communication trouble between MFP and FAX 2nd line
• Causes: MFP – FAX communication establishment error / Framing / Parity / Protocol error
• Troubleshooting Guides: Case 1 Cause FAX control PWB trouble. Check and Troubleshooting Guides Replace the FAX control PWB. Case 2 Cause FAX control PWB – MFPC PWB connector and harness trouble Check and Troubleshooting Guides Check the connector and the harness between the FAX control PWB and the MFPC PWB. Case 3 Cause FAX control PWB – Mother board connector and harness trouble Check and Troubleshooting Guides Check the connector and the harness between the FAX control PWB and the mother board. Case 4 Cause FAX control PWB ROM trouble / ROM pin breakage Check and Troubleshooting Guides Check the ROM of the FAX control PWB.

• Code: F7-01
• Description: FAX EEPROM read/write error(2nd line)
• Causes: FAX control PWB EEPROM access error (Read and write)
• Troubleshooting Guides: Case 1 Cause FAX control PWB EEPROM trouble Check and Troubleshooting Guides Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Case 2 Cause FAX control PWB EEPROM access circuit trouble Check and Troubleshooting Guides Replace the FAX control PWB.

• Code: F7-04
• Description: FAX modem operation trouble(2nd line)
• Causes: FAX control PWB MODEM chip operation trouble
• 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: F7-21
• Description: Combination error between TEL/LIU and FAX soft switch (2nd line)
• Causes: Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
• 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.

• Code: F7-30
• Description: FAX microprocessor access error(2nd line)
• Causes: FAX 1-chip microprocessor access error (Read and write)
• 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 control PWB.

• Code: F7-97
• Description: Incompatibility between FAX control and main machine(2nd line)
• Causes: The FAX control PWB installed is improper. FAX control PWB trouble.
• Troubleshooting Guides: Install a proper FAX control PWB. Replace the FAX control PWB.

• Code: F7-98
• Description: Incompatible destination between FAX control and main machine(2nd line)
• Causes: Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
• Troubleshooting Guides: 1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)

• Code: F8-00
• Description: Communication trouble between MFP and FAX 3rd line
• Causes: MFP – FAX communication establishment error / Framing / Parity / Protocol error
• Troubleshooting Guides: Case 1 Cause FAX control PWB trouble. Check and Troubleshooting Guides Replace the FAX control PWB. Case 2 Cause FAX control PWB – MFPC PWB connector and harness trouble Check and Troubleshooting Guides Check the connector and the harness between the FAX control PWB and the MFPC PWB. Case 3 Cause FAX control PWB – Mother board connector and harness trouble Check and Troubleshooting Guides Check the connector and the harness between the FAX control PWB and the mother board. Case 4 Cause FAX control PWB ROM trouble / ROM pin breakage Check and Troubleshooting Guides Check the ROM of the FAX control PWB.

• Code: F8-01
• Description: FAX EEPROM read/write error(3rd line)
• Causes: FAX control PWB EEPROM access error (Read and write)
• Troubleshooting Guides: Case 1 Cause FAX control PWB EEPROM trouble Check and Troubleshooting Guides Check that no trouble occurs after replacement of EEPROM. Execute the memory check of SIM66-3 to insure that EEPROM can be accessed. Case 2 Cause FAX control PWB EEPROM access circuit trouble Check and Troubleshooting Guides Replace the FAX control PWB.

• Code: F8-04
• Description: FAX modem operation trouble(3rd line)
• Causes: FAX control PWB MODEM chip operation trouble
• 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: F8-21
• Description: Combination error between TEL/LIU and FAX soft switch (3rd line)
• Causes: Incompatibility between the TEL/LIU PWB and the FAX control PWB information (soft switch)
• 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.

• Code: F8-30
• Description: FAX microprocessor access error(3rd line)
• Causes: FAX 1-chip microprocessor access error (Read and write)
• 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 control PWB.

• Code: F8-97
• Description: Incompatibility between FAX control and main machine(3rd line)
• Causes: The FAX control PWB installed is improper. FAX control PWB trouble.
• Troubleshooting Guides: Install a proper FAX control PWB. Replace the FAX control PWB.

• Code: F8-98
• Description: Incompatible destination between FAX control and main machine(3rd line)
• Causes: Incompatibility between the destination information written into the FAX control PWB EEPROM and that in the main machine (set with SIM26-6)
• Troubleshooting Guides: 1) Check the destination of the FAX control PWB. 2) Check the destination of the machine. (SIM26-6)

• Code: H2-00
• Description: Thermistor open trouble (TH_UM_AD2)
• Causes: Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble Fusing section connector connection trouble Fusing unit not installed
• 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 TH_US
• Causes: Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
• Troubleshooting Guides: Check connection of the harness and the connector from the thermistor to the control PWB.

• Code: H2-03
• Description: Thermistor open trouble TH_UM_AD1
• Causes: Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
• Troubleshooting Guides: Check connection of the harness and the connector from the thermistor to the control PWB.

• Code: H2-05
• Description: Non-contact upper sub thermistor open
• Causes: Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
• Troubleshooting Guides: Check connection of the harness and the connector from the thermistor to the control PWB.

• Code: H2-06
• Description: Contact upper sub thermistor open
• Causes: Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
• Troubleshooting Guides: Check connection of the harness and the connector from the thermistor to the control PWB.

• Code: H2-07
• Description: Contact lower main thermistor open
• Causes: Thermistor trouble Control PWB trouble Fusing section connector connection trouble AC power trouble Fusing unit not installed.
• Troubleshooting Guides: Check connection of the harness and the connector from the thermistor to the control PWB.

• Code: H3-00
• Description: Upper main high temperature trouble
• Causes: The fusing temperature exceeds the specified level. Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble HL control PWB trouble
• Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the HL control PWB.

• Code: H3-02
• Description: Upper sub high temperature trouble
• Causes: The fusing temperature exceeds the specified level. Thermistor trouble PCU PWB trouble Thermistor connector and harness connection trouble HL control PWB trouble
• Troubleshooting Guides: Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Use SIM14 to cancel the trouble. Replace the thermistor. Replace the PCU PWB. Check connection of the thermistor connector and the harness. Replace the HL control PWB.

• Code: H4-00
• Description: Upper main low temperature trouble
• Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
• Troubleshooting Guides: Use SIM14 to cancel the trouble. Use SIM44-14 to check the state of the thermistor. Use SIM5-2 to check the flashing operation of the heater lamp. Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit.

• Code: H4-02
• Description: Upper sub low temperature trouble
• Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
• Troubleshooting Guides: Use SIM14 to cancel the trouble. Use SIM44-14 to check the state of the thermistor. Use SIM05-02 to check the flashing operation of the heater lamp. Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit.

• Code: H4-30
• Description: Upper main thermistor differential input abnormal
• Causes: HL_UM does not turn on. Thermistor trouble. Harness trouble. PCU PWB trouble
• Troubleshooting Guides: Use SIM05-02 to check the flashing operation of the heater lamp. When the heater lamp flashes normally, check the thermistor and its harness. Check the thermistor input circuit section of the PCU PWB. When the lamp does not light up, check for disconnection in the heater lamp and breakage of the thermostat. Check the interlock switch. Check the lamp control circuit of the AC PWB and the PCU PWB. Use SIM14 to cancel the trouble.

• Code: H4-32
• Description: Upper sub thermistor differential input abnormal
• Causes: The upper sub heater lamp does not turn ON. Thermistor breakdown, harness trouble, PCU PWB trouble
• Troubleshooting Guides: Use SIM05-02 to check the flashing operation of the heater lamp. When the heater lamp flashes normally, check the thermistor and its harness. Check the thermistor input circuit section of the PCU PWB. When the lamp does not light up, check for disconnection in the heater lamp and breakage of the thermostat. Check the interlock switch. Check the lamp control circuit of 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 temperature
• Causes: Thermistor trouble. Heater lamp trouble. PCU PWB trouble. Thermostat trouble. Connector, harness connection trouble. HL control PWB trouble. Power unit trouble.
• Troubleshooting Guides: Replace the thermistor. Replace the heater lamp. Replace the PCU PWB. Replace the thermostat. Check connection of the connector and the harness. Replace the HL control PWB. Replace the power unit. Use SIM5-2 to check the flashing operation of the heater lamp.

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

• Code: L1-00
• Description: Scanner feed trouble
• Causes: Scanner unit trouble. SCU PWB trouble. Scanner control PWB trouble. Harness and connector connection trouble. Scanner home position sensor trouble. Scanner motor trouble.
• Troubleshooting Guides: Use SIM1-1 to check the scan operation. Replace the scanner unit. Replace the SCU PWB. Check connection of the connectors and the harness. Replace the scanner home position sensor. Replace the scanner motor.

• Code: L3-00
• Description: Scanner return trouble
• Causes: Scanner unit trouble SCU PWB trouble Scanner control PWB trouble Harness and connector connection trouble Scanner home position sensor trouble Scanner motor trouble
• Troubleshooting Guides: Use SIM1-1 to check the scan operation. Replace the scanner unit. Replace the SCU PWB. Check connection of the connectors and the harness. Replace the scanner home position sensor. Replace the scanner motor.

• Code: L4-02
• Description: Paper feed motor trouble
• Causes: Paper feed motor trouble Paper feed motor harness and connector connection trouble 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 pressure welding or estrangement 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 attachment trouble.
• Troubleshooting Guides: Use SIM6-3 to check the estrangement 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: L4-08
• Description: Waste toner transport motor lock
• Causes: Waste toner transport motor trouble. Waste toner transport pipe clogging Harness/connector trouble between the PCU PWB and the waste toner transport motor.
• Troubleshooting Guides: Use SIM6-1 to check the operation of the waste toner transport motor (WTM). Check the waste toner transport pipe for clogging. Check the harness and the connector between the PCU PWB and the waste toner transport motor.

• Code: L4-17
• Description: Drum motor lock trouble (BK)
• Causes: Drum motor trouble Harness connection trouble between the PCU PWB and the drum motor Control circuit trouble
• Troubleshooting Guides: Use SIM25-01 to check the operation of the drum motor. Check the harness and the connector between the PCU PWB and the developing motor. Replace the PCU PWB. Replace the drum motor.

• Code: L4-29
• Description: HDD Cooling fan motor trouble
• Causes: Fan motor trouble. Harness connection trouble between the PCU PWB and the fan motor. Control circuit trouble.
• Troubleshooting Guides: Use Sim. 6-2 to check the operation of the fan motor. Check the harness and the connector between the PCU PWB and the fan motor.

• Code: L4-31
• Description: Paper exit cooling fan motor 5 trouble
• Causes: The fan does not rotate because of disconnection of the fan connector or other trouble
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-32
• Description: Power source cooling fan motor 1 trouble
• Causes: The fan does not rotate because of disconnection of the ozone exhaust fan or other trouble.
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-34
• Description: LSU cooling fan motor trouble
• Causes: When the LSU cooling fan is operated, the fan operation signal is not detected within the specified time. LSU fan trouble. Harness, connector trouble. LSU control PWB trouble.
• Troubleshooting Guides: Use SIM6-2 to check the fan operation. Check the LSU fan, and replace if necessary. Check the harness/connector, and replace if necessary. Check the LSU control PWB, and replace if necessary.

• Code: L4-35
• Description: Paper exit cooling fan motor 4 trouble
• Causes: The fan does not rotate because of disconnection of the fan connector or other trouble.
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-38
• Description: Paper exit cooling fan motor 3 trouble
• Causes: Harness/connector trouble between the PCU PWB and the fan motor. PCU PWB trouble. Fan motor trouble. The fan does not rotate because of the other trouble. (No power supply to the fan motor)
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-39
• Description: Fuser cooling fan motor 1 trouble
• Causes: The fan does not rotate because of disconnection of the fan connector or other trouble.
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-40
• Description: Ozone fan motor 1 trouble
• Causes: Harness/connector trouble between the PCU PWB and the fan motor. PCU PWB trouble. Fan motor trouble. The fan does not rotate because of the other trouble. (No power supply to the fan motor)
• Troubleshooting Guides: Use SIM6-2 to check the operation of the fan motor. Check the harness and the connector between the PCU PWB and the fan motor. Replace the PCU PWB. Replace the fan motor.

• Code: L4-43
• Description: Paper exit cooling fan motor 6 trouble
• Causes: The fan does not rotate because of disconnection of the fan connector or other trouble.
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-44
• Description: Power source cooling fan motor 2 trouble
• Causes: Harness/connector trouble between the PCU PWB and the fan motor. PCU PWB trouble. Fan motor trouble. The fan does not rotate because of the other trouble. (No power supply to the fan motor)
• Troubleshooting Guides: Use SIM6-2 to check the operation of the fan motor. Check the harness and the connector between the PCU PWB and the fan motor. Replace the PCU PWB. Replace the fan motor.

• Code: L4-46
• Description: DV cooling fan motor 1 trouble
• Causes: The fan operation signal is not detected within the specified time in the developing section cooling fan operation. Developing section cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
• Troubleshooting Guides: Check connection of the connector and the harness. Use SIM6-2 to check the operation of the fan motor. Replace the developing section cooling fan. Replace the PCU PWB.

• Code: L4-50
• Description: Process fan motor 1 trouble
• Causes: The fan operation signal is not detected within the specified time in the process cooling fan operation. Process cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
• Troubleshooting Guides: Check connection of the connector and the harness. Use SIM6-2 to check the operation of the fan motor. Replace the process cooling fan. Replace the PCU PWB.

• Code: L4-56
• Description: Paper exit cooling fan motor 1 trouble
• Causes: The fan does not rotate because of disconnection of the fan connector or other trouble.
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-58
• Description: Fuser cooling fan motor 2 trouble
• Causes: The fan does not rotate because of disconnection of the fan connector or other trouble.
• Troubleshooting Guides: Check the harness and the connector between the PCU PWB and the fan. Use SIM6-2 to check that the fan is actually rotating.

• Code: L4-64
• Description: DV cooling fan motor 2 trouble
• Causes: The fan operation signal is not detected within the specified time in the developing section cooling fan operation. Developing section cooling fan trouble. PCU PWB trouble. Connection trouble of the connector and the harness.
• Troubleshooting Guides: Check connection of the connector and the harness. Use SIM6-2 to check the operation of the fan motor. Replace the developing section cooling fan. Replace the PCU PWB.

• Code: L6-10
• Description: Polygon motor trouble
• Causes: Polygon motor trouble. LSU control 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. Replace the LSU control PWB.

• 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, waveform abnormality.
• Troubleshooting Guides: Replace the PCU PWB. Replace the power unit. Check connection of the connector and the harness. Check the power waveform.

• Code: L8-20
• Description: Communication error of MFP/Mother board
• Causes: SCN mother board PWB – MFPC PWB connection trouble. MFPC PWB trouble. SCN mother board trouble.
• Troubleshooting Guides: Check connection between the SCN mother board PWB and the MFPC PWB. Check the ground of the main unit. Replace the MFPC PWB. Replace the SCN mother board.

• Code: P3-00
• Description: Scan accessory kit trouble
• Causes: Scan accessory kit HDD trouble. Communication error between Scan accessory kit and the serial I/F.
• Troubleshooting Guides: Replace Scan accessory kit HDD. Replace Scan accessory kit.

• 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: MFPC PWB EEPROM trouble EEPROM socket contact trouble MFPC PWB trouble Strong external noises.
• Troubleshooting Guides: Replace the MFPC PWB EEPROM. Replace the MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.) Check the power environment.

• Code: U2-05
• Description: Erroneous detection of account management data
• Causes: Breakage of the authentication DB is detected.
• Troubleshooting Guides: When breakage of the authentication DB is detected, the MFP is rebooted and the DB tables are reconstructed, generating ‘U2-05’. The message, however, is not displayed and only the trouble history is saved. The authentication data are cleared.

• Code: U2-11
• Description: MFP EEPROM counter check sum error
• Causes: MFPC PWB EEPROM trouble EEPROM socket contact trouble MFPC 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 MFPC PWB. (Refer to the pages on the necessary works after replacing the MFPC PWB in the Service Manual, and perform the works.)

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

• Code: U2-40
• Description: SD card system storage data area error
• Causes: A file error occurs in the SD card system storage data partition. SD card trouble MFPC PWB trouble
• Troubleshooting Guides: Turn OFF/ON the power, and the backup data in the HDD are written into the SD card and the machine is automatically booted. Check the MFPC PWB, and replace if necessary. Check the SD card, and replace if necessary.

• Code: U2-41
• Description: HDD system storage data area 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 SD card. HDD trouble MFPC PWB trouble
• Troubleshooting Guides: Check the HDD, and replace if necessary. Check the MFPC PWB, and replace if necessary. When replacing the HDD and the MFPC PWB, refer to the chapter of ‘Necessary works and procedures of HDD and MFPC PWB replacement.’

• Code: U2-42
• Description: Adjustment data error in system storage data area
• Causes: The saved file of the machine adjustment values in the SD card and the HDD cannot be found or is broken. Both of the SD card set data and the HDD system saved data area are broken. HDD trouble MFPC PWB trouble SD card trouble
• Troubleshooting Guides: Check the HDD, and replace if necessary. Check the MFPC PWB, and replace if necessary. Check the SD card, and replace if necessary. When replacing the HDD, the MFPC PWB, and the SD card, refer to the chapter of ‘Necessary works and procedures of HDD, MFPC PWB, and SD card replacement. Use SIM to adjust the machine again and set the adjustment values.

• Code: U2-50
• Description: HDD user authentication data check sum error
• Causes: HDD trouble MFPC 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 MFPC PWB. (Refer to the pages on the necessary works after replacing the HDD and the MFPC PWB in the Service Manual, and perform the works.)

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

• Code: U2-80
• Description: SCU EEPROM read write error
• Causes: SCU PWB EEPROM trouble SCU PWB trouble SCU PWB EEPROM socket connection trouble
• Troubleshooting Guides: Replace the SCU PWB EEPROM. Replace the SCU PWB. Check connection of the SCU PWB EEPROM socket. Check the SIM adjustment value of the following items, and adjust again if they are improper. • Scanner-related adjustments • Touch panel-related adjustments Use SIM16 to cancel the trouble.

• Code: U2-81
• Description: SCU EEPROM check sum error
• Causes: SCU PWB EEPROM trouble. Installation of non-initialized EEPROM. SCU PWB trouble. EEPROM socket contact trouble.
• Troubleshooting Guides: Replace the SCU PWB EEPROM. Replace the SCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. (The check sum error detection data are calculated again to reset the proper check sum data.)

• Code: U2-90
• Description: PCU EEPROM read write error
• Causes: PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
• Troubleshooting Guides: Replace the PCU PWB EEPROM. Check the SIM adjustment values of the engine, and adjust again if they are improper. Replace the PCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble.

• Code: U2-91
• Description: PCU EEPROM check sum error
• Causes: PCU PWB EEPROM trouble PCU PWB trouble EEPROM socket contact trouble
• Troubleshooting Guides: Replace the PCU PWB EEPROM. Replace the PCU PWB. Check contact of the EEPROM socket. Use SIM16 to cancel the trouble. (The check sum error detection data are calculated again to reset the proper check sum data.)

• Code: U5-00
• Description: Document feed unit communication error
• Causes: Connector, harness connection trouble. SCU PWB trouble. DSPF PWB trouble.
• Troubleshooting Guides: Turn OFF/ON the power. Check connection of the connector and the harness. Replace the SCU PWB. Replace the DSPF PWB.

• Code: U5-16
• Description: Document feed unit fan motor trouble
• Causes: When the fan is operated, the fan operation signal is not detected within the specified time. Fan motor trouble. Connector, harness connection trouble. DSPF PWB trouble.
• Troubleshooting Guides: Use SIM2-3 to check that the fan is rotating. Replace the fan motor. Check connection of the connector and the harness. Replace the DSPF PWB.

• Code: U5-30
• Description: Document feed unit 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 the harness. DSPF PWB trouble.
• Troubleshooting Guides: Replace the STUD/STLD sensor. Check connection of the connector and the harness. Replace the DSPF PWB.

• Code: U5-31
• Description: Document feed unit 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 the DSPF PWB.

• Code: U6-09
• Description: LCC lift motor trouble
• Causes: LCC lift motor rotation sensor trouble LCC control PWB trouble LCC lift mechanism trouble LCC lift motor trouble
• Troubleshooting Guides: Use SIM4-2 and 4-3 to check the operation of the LCC sensor and the lift motor. Check the LCC lift motor rotation sensor, and replace if necessary. Check the LCC control PWB, and replace if necessary. Check the LCC lift mechanism, and repair if necessary. Check the LCC lift motor, and replace if necessary. Use SIM15 to cancel the trouble.

• Code: U6-20
• Description: Communication error between PCU and LCC unit
• Causes: Communication error between the LCC control PWB and the PCU PWB. 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: Check to confirm the LCC model. Check the connection of the harness and the connector between the machine and the LCC and those of the LCC control PWB, and replace if necessary. 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 RPM abnormality Overcurrent to the motor LCC control PWB trouble / A3 2-stage LCT control PWB trouble
• Troubleshooting Guides: Use SIM04-03 to check the operation of the transport motor. Replace the motor Replace the LCC / A3 2-stage LCT control PWB.

• Code: U6-22
• Description: LCC 24V line power trouble
• Causes: Connection trouble or disconnection of the connector and the harness. LCC control PWB trouble / A3 2-stage LCT control PWB trouble Power unit trouble
• Troubleshooting Guides: Check the connector and the harness of the power line. Check the 24V voltage with the power unit, the LCC control PWB, and the A3 2-stage LCT control PWB.

• Code: U6-23
• Description: A3 LCC tray descending trouble
• Causes: Reverse winding detection SW ON The wire is reversely wound. Reverse winding detection SW trouble Connection trouble of the connector and the harness LCC control PWB trouble. (A3 LCC) A3 2-stage LCT control PWB trouble (A3 2-stage LCT) Remaining quantity sensor abnormality, LCT1 tray lift motor lock, connector and harness connection trouble, PWB trouble (A3 3-stage LCT / A4 3-stage LCT)
• Troubleshooting Guides: Check the wire. Replace the reverse winding SW and the LCC control PWB. / Replace the A3 2-stage LCT control PWB. Check connection of the connector and the harness. (A3 LCC / A3 2-stage LCT) Use SIM04-02 and SIM04-03 to check the operations of the remaining quantity sensor and the LCT1 lift motor. Check the wiring. (A3 3-stage LCT / A4 3-stage LCT)

• Code: U6-24
• Description: A3 LCC tray lock detection trouble
• Causes: Tray lock mechanism breakdown Connection trouble of the connector and the harness Tray lock sensor trouble LCC control PWB trouble / A3 2-stage LCT control PWB trouble
• Troubleshooting Guides: Check the tray lock mechanism. Check connection of the connector and the harness. Replace the tray lock sensor. Replace the LCC control PWB. / Replace the A3 2- stage LCT control PWB.

• Code: U6-51
• Description: Combination trouble between LCC and main machine
• Causes: LCC control PWB trouble PCU PWB trouble
• Troubleshooting Guides: Check to confirm the LCC model. Check the LCC control PWB, and replace if necessary. Check the PCU PWB, and replace if necessary.

• Code: U6-54
• Description: Option installation combination trouble
• Causes: Lower limit sensor trouble. Manual feed tray lift motor lock. Connection trouble of the connector and the harness. PWB trouble.
• Troubleshooting Guides:

• Code: U7-50
• Description: MFP and vendor machine communication error
• Causes: Improper setting of the vendor machine specifications (SIM26-3). Vendor machine trouble. MFPC 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 MFPC 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: SCU PWB trouble.
• Troubleshooting Guides: Replace the SCU PWB.

• Code: UC-02
• Description: IPDDOCC ASIC error
• Causes: SCU PWB trouble.
• Troubleshooting Guides: Replace the SCU PWB.

• Code: UC-20
• Description: IPDDOCC ASIC error
• Causes: SCU PWB trouble.
• Troubleshooting Guides: Replace the SCU PWB.

Epson L8180 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 L8180 Adjustment Program or add to exclusion folder
– Limitation: Unlimited using on only 1 Computer.
– Epson L8180 AdjProg or Epson L8180 Adjustment Program or Epson L8180 Adj Program, is a middleware developed by third-party software to supply for Epson L8180 printer, making printer continuous printing without error.

– Epson L8180 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 L8180 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 L8180 Adjustment Program

– Choose printer model and usb connection

– Choose Particular Adjustment Mode

– Choose Waste Ink Pad Counter

– Read Waste Ink Pad Counter

– Reset Waste Ink Pad Counter

Active Epson L8180 Adjustment Program

– Run Adjprog.exe, Copy L8180 Hardware ID, send it to admin email : [email protected] to get serial key and then active Epson L8180 Adjustment Program.

– More information about Epson L8180 Adjustment Program: https://shop.nguyendangnam.com/product/epson-l8180-adjustment-program/
– Download Canon driver and firmware in specific model: https://dnasofts.com/canon-bj-200e-printer-driver-firmware-and-user-manual-free-download/
– Download Epson driver and firmware in specific model: https://dnasofts.com/download-epson-sc-580-driver-firmware-and-manuals/

Source:
https://chiplessprinter.com
https://dnasofts.com
https://shop.nguyendangnam.com/
https://nguyendangnam.me/
https://chiplessprinter.com/reset-epson-waste-ink-pad-counter.html

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