[SOLVED] Quick fix Konica-Minolta 185 list error codes

[SOLVED] Quick fix Konica-Minolta 185 list error codes

– Compatible Printer model: Konica-Minolta bizhub 185
– Konica-Minolta bizhub 185 Error Codes with quick guides:

• Code: C0211
• Description: Bypass tray lift-up failure • When a print cycle is completed, a jam is fixed, or the power switch is turned ON, if the bypass lift sensor (PS4) does not change from the unblocked to blocked condition after the lapse of a given period of time after the bypass pick-up solenoid (SD1) is turned ON, the machine retries the depressing motion. This trouble code is displayed if the PS4 is not blocked after the retry. • While the bypass lift sensor (PS4) is blocked, if the PS4 is not unblocked after the lapse of a given period of time after the bypass pick-up solenoid (SD1) is turned ON, the machine retries the lifting motion. • This trouble code is displayed if the PS4 is not unblocked after the retry.
• Causes: Bypass lift sensor (PS4) Bypass pick-up solenoid (SD1) Main motor (M1) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the connector between M1-PRCB CN6 for proper connection and correct as necessary. 2 Check M1 for correct drive coupling and correct as necessary. 3 Check the connector between PS4-relay CN6-PRCB CN8 for proper connection and correct as necessary. 4 Check the connector between SD1-relay CN4-relay CN6-PRCB CN8 for proper connection and correct as necessary. 5 PS4 I/O check, sensor check. PRCB CN8-8 (ON) 11-E 6 M1 operation check. PRCB CN6-7 (LOCK) 9-D 7 SD1 operation check. PRCB CN8-12 (REM) 11-E 8 Change PRCB.

• Code: C2351
• Description: Suction fan motor malfunction • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Causes: Suction fan motor (FM5) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the connector between FM5-relay CN13-PRCB CN14 for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM5 operation check. PRCB CN14-2(REM) 3-E 4 Change PRCB.

• Code: C2557
• Description: Abnormally low T/C ratio • The T/C ratios detected by the TCR sensor board (TCRSB) are below the threshold for the detection of abnormally low T/C ratio for three successive times. However, if a toner empty condition is detected, this abnormality is not detected.
• Causes: TCR sensor board (TCRSB) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check to see if developer is available. 2 Check the connector between TCRSB-relay CN14-PRCB CN10 for proper connection and correct as necessary. 3 Change TCRSB. 4 Change PRCB.

• Code: C2558
• Description: Abnormally high T/C ratio • The T/C ratios detected by the TCR sensor board (TCRSB) are above the threshold for the detection of abnormally high T/C ratio for three successive times. • The connector between TCRSB to PRCC is disconnected.
• Causes: TCR sensor board (TCRSB) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check to see if developer is available. 2 Check the connector between TCRSB-relay CN14-PRCB CN10 for proper connection and correct as necessary. 3 Change TCRSB. 4 Change PRCB.

• Code: C255C
• Description: TCR sensor adjustment failure . When [SERVICE MODE] - [FUNCTION] - [TCR AUTO ADJUST] is performed, the difference between the TCR sensor output voltage determined by TCR AUTO ADJUST and the standard voltage is greater than the given value
• Causes: TCR sensor board (TCRSB) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check to see if developer is available. 2 Check the connector between TCRSB-relay CN14-PRCB CN10 for proper connection and correct as necessary. 3 Change TCRSB. 4 Change PRCB.

• Code: C2702
• Description: Abnormal image transfer voltage • The image transfer voltage remains more than 100 V continuously for a given period of time while the drum remains stationary.
• Causes: Transfer roller unit High voltage unit (HV1) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the transfer roller unit for installation. 2 Change HV1. 3 Change PRCB.

• Code: C3451
• Description: Warming-up failure • The surface temperature of the fusing roller does not reach a given level even after the lapse of a given period of time during a warm-up cycle.
• Causes: Fusing unit Right door switch (SW2) DC power supply (DCPU) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the fusing unit for correct installation. 2 Check the open/close operation of the right door. 3 Check the fusing unit, DCPU and PRCB for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3751
• Description: Fusing failure (abnormally high fusing temperature 1) • The temperature detected by the thermistor/1 (TH1) remains higher than a given temperature for a given period of time.
• Causes: Fusing unit Right door switch (SW2) DC power supply (DCPU) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the fusing unit for correct installation. 2 Check the open/close operation of the right door. 3 Check the fusing unit, DCPU and PRCB for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3752
• Description: Fusing failure (abnormally high fusing temperature 2) • The temperature detected by the thermistor/2 (TH2) remains higher than a given temperature for a given period of time.
• Causes: Fusing unit Right door switch (SW2) DC power supply (DCPU) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the fusing unit for correct installation. 2 Check the open/close operation of the right door. 3 Check the fusing unit, DCPU and PRCB for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3851
• Description: temperature 2) • The temperature detected by the thermistor/2 (TH2) remains higher than a given temperature for a given period of time. C3851 Fusing failure (abnormally low fusing temperature) • The temperature detected by the thermistor/1 (TH1) remains lower than a given temperature for a given period of time.
• Causes: Fusing unit Right door switch (SW2) DC power supply (DCPU) Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the fusing unit for correct installation. 2 Check the open/close operation of the right door. 3 Check the fusing unit, DCPU and PRCB for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C4001
• Description: Faulty HSYNC • The SOS sensor does not detect a rising edge of SOS within a given period of time after the polygon motor has started turning and a laser output has been started. • The SOS sensor detects no rising edges of SOS while VIA (image area control) is ON.
• Causes: PH unit C4101 Polygon motor malfunction Printer control board (PRCB)
• Troubleshooting Guides: 1 Turn OFF and ON the power switch. 2 Check the connector between PH unit-PRCB CN1, CN2 for proper connection and correct as necessary. 3 Change PH unit. 4 Change PRCB.

• Code: C4101
• Description: Polygon motor malfunction • A HIGH polygon motor lock signal is not detected within a given period of time that begins 0.5 sec. after the polygon motor has started turning. • A LOW polygon motor lock signal is not detected for a continuous given period of time while the rotation of the polygon motor remains stabilized.
• Causes: PH unit C4101 Polygon motor malfunction Printer control board (PRCB)
• Troubleshooting Guides: 1 Turn OFF and ON the power switch. 2 Check the connector between PH unit-PRCB CN1, CN2 for proper connection and correct as necessary. 3 Change PH unit. 4 Change PRCB.

• Code: C5102
• Description: Main motor malfunction • The main motor (M1) lock signal remains HIGH for a continuous 1-sec. period at any time 1 sec. after the main motor has started turning.
• Causes: Main motor (M1) Printer control board (PRCB) DC power supply (DCPU)
• Troubleshooting Guides: 1 Check the connector between M1-PRCB CN6 for proper connection and correct as necessary. 2 Check M1 for correct drive coupling and correct as necessary. 3 M1 operation check. PRCB CN6-7 (LOCK) 9-D 4 Change PRCB. 5 Change DCPU.

• Code: C6101
• Description: Scanner home detection failure • When the power switch is turned ON or a scan operation is completed, detecting the home position fails.
• Causes: Scanner motor (M4) CIS module (CIS) Printer control board (PRCB)
• Troubleshooting Guides: 1 Turn OFF and ON the power switch. 2 Check the connector between M4-PRCB P101 for proper connection and correct as necessary. 3 Check M4 for correct drive coupling and correct as necessary. 4 Check the connector between CIS-PRCB P102 for proper connection and correct as necessary. 5 M4 operation check PRCB P101-1 to 4 11-F 6 Change M4. 7 Change CIS 8 Change PRCB.

• Code: C9401
• Description: Scanner lamp error • When the power switch is turned ON or a scan operation is completed, the light quantity is checked and the shading compensation is performed. At this time, trouble is detected.
• Causes: CIS module (CIS) Printer control board (PRCB)
• Troubleshooting Guides: 1 Turn OFF and ON the power switch. 2 Check the connector between CIS-PRCB P102 for proper connection and correct as necessary. 3 Change CIS 4 Change PRCB.

• Code: CC102
• Description: Controller – engine connection failure • The engine control system can not communicate with the controller.
• Causes: Printer control board (PRCB)
• Troubleshooting Guides: 1 Turn OFF and ON the power switch. 2 Change PRCB.

• Code: CC151
• Description: Flash ROM error • The copier determines that there is an error if writing to the flash ROM fails during upgrading of the firmware. • When the power switch is turned ON, the error indicator lights up steadily and a corresponding message appears on the display. • If this error message appears, no operations can then be performed. It is not possible to upgrade the firmware from a PC connected through USB connection, either.
• Causes: Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the PRCB connectors for proper connection and correct as necessary. 2 Identify the specific firmware that is responsible for the error. 3 Perform upgrading of the firmware. 4 Unplug EEPROM (U8) from PRCB and then plug it back in. 5 Change PRCB.

• Code: CC153
• Description: Engine flash ROM error • Data of flash ROM of the engine control system is determined to be faulty.
• Causes: Printer control board (PRCB)
• Troubleshooting Guides: 1 Check the PRCB connectors for proper connection and correct as necessary. 2 Identify the specific firmware that is responsible for the error. 3 Perform upgrading of the firmware. 4 Unplug EEPROM (U8) from PRCB and then plug it back in. 5 Change PRCB.

• Code: CC163
• Description: Engine connection failure • The controller can not communicate with the engine control system
• Causes: Printer control board (PRCB)
• Troubleshooting Guides: 1 Turn OFF and ON the power switch. 2 Check the PRCB connectors for proper connection and correct as necessary. 3 Change PRCB.

• Code: CD301
• Description: EEPROM error
• Causes:
• Troubleshooting Guides: • Contact the responsible people of KMBT before taking some countermeasures.

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