[SOLVED] Quick fix Konica-Minolta C253 list error codes

[SOLVED] Quick fix Konica-Minolta C253 list error codes

– Compatible Printer model: Konica-Minolta bizhub C253
– Konica-Minolta bizhub C253 Error Codes with quick guides:

• Code: C0001
• Description: LCT connection failed
• Troubleshooting Guides:

• Code: C0202
• Description: Tray 1 feeder up/down abnormality
  • The paper feed tray 1 upper limit sensor is not blocked even after the lapse of a given period of time after the lifting motion has been started.
• Troubleshooting Guides: 1 Check the M8 connector for proper connection and correct as necessary. 2 Check the connector of M8 for proper drive coupling and correct as necessary. 3 PS8 I/O check, sensor check. 4 M8 operation check. 5 Change M8. 6 Change PRCB.

• Code: C0204
• Description: Tray 2 feeder up/down abnormality
  • The paper feed tray 2 upper limit sensor is not blocked even after the lapse of a given period of time after the lifting motion has been started.
• Troubleshooting Guides: 1 Check the M9 connector for proper connection and correct as necessary. 2 Check the connector of M9 for proper drive coupling and correct as necessary. 3 PS15 I/O check, sensor check. 4 M9 operation check. 5 Change M9. 6 Change PRCB.

• Code: C0206
• Description: Tray 3 feeder up/down abnormality
• Troubleshooting Guides:

• Code: C0208
• Description: Tray 4 feeder up/down abnormality
• Troubleshooting Guides:

• Code: C0209
• Description: LCT elevator motor malfunction
• Troubleshooting Guides:

• Code: C0210
• Description: LCT ascent motion failure
• Troubleshooting Guides:

• Code: C0211
• Description: Manual feed up/down abnormality
  • The manual lift-up position sensor is not unblocked even when the transport motor has turned for a given number of pulses after the sequence to move the paper lifting plate from the standby position to the feed position was started.
  • The manual lift-up position sensor is not blocked even when the transport motor has turned for a given number of pulses after the sequence to move the paper lifting plate from the feed position to the standby position was started.
• Troubleshooting Guides: 1 Check the M1 connector for proper connection and correct as necessary. 2 Check the connector of M1 for proper drive coupling and correct as necessary. 3 PS17 I/O check, sensor check. 4 SL1 operation check. 5 M1 operation check. 6 Change SL1. 7 Change M1. 8 Change PRCB.

• Code: C0212
• Description: LCT ejection failure
• Troubleshooting Guides:

• Code: C0213
• Description: LCT shift gate malfunction
• Troubleshooting Guides:

• Code: C0214
• Description: LCT shifting failure
• Troubleshooting Guides:

• Code: C0215
• Description: LCT shift motor malfunction
• Troubleshooting Guides:

• Code: C0301
• Description: Suction fan motor’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM8 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM8 operation check. 4 Change FM8. 5 Change PRCB.

• Code: C0351
• Description: Paper cooling fan motor’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM7 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM7 operation check. 4 Change FM7. 5 Change PRCB.

• Code: C1004
• Description: FNS communication error
• Troubleshooting Guides:

• Code: C1182
• Description: Shift motor mechanism failure
• Troubleshooting Guides:

• Code: C1183
• Description: Finishing option elevator drive malfunction
• Troubleshooting Guides:

• Code: C1190
• Description: Finishing option aligning bar moving mechanism malfunction 1
• Troubleshooting Guides:

• Code: C1191
• Description: Finishing option aligning bar moving mechanism malfunction 2
• Troubleshooting Guides:

• Code: C11A0
• Description: Paper holding drive failure
• Troubleshooting Guides:

• Code: C11A1
• Description: Finishing option exit roller pressure/retraction failure
• Troubleshooting Guides:

• Code: C11A2
• Description: Saddle exit roller pressure/retraction failure
• Troubleshooting Guides:

• Code: C11A3
• Description: Shutter drive failure
• Troubleshooting Guides:

• Code: C11A4
• Description: Saddle exit motor failure
• Troubleshooting Guides:

• Code: C11A5
• Description: Saddle in & out guide motor failure
• Troubleshooting Guides:

• Code: C11A6
• Description: Saddle layable guide drive failure
• Troubleshooting Guides:

• Code: C11B0
• Description: Finishing option stapler unit CD drive failure
• Troubleshooting Guides:

• Code: C11B2
• Description: Finishing option stapling mechanism malfunction 1
• Troubleshooting Guides:

• Code: C11B5
• Description: Side staple 1 drive failure
• Troubleshooting Guides:

• Code: C11B6
• Description: Side staple 2 drive failure
• Troubleshooting Guides:

• Code: C11C0
• Description: Punch motor malfunction
• Troubleshooting Guides:

• Code: C11D0
• Description: Crease motor drive failure
• Troubleshooting Guides:

• Code: C11E0
• Description: Route switch malfunction
• Troubleshooting Guides:

• Code: C1301
• Description: Finishing option cooling fan motor failure
• Troubleshooting Guides:

• Code: C2151
• Description: Secondary transfer roller pressure welding alienation
  • During a retraction operation of the 2nd image transfer roller, the 2nd image transfer welding alienation sensor cannot detect the 2nd image transfer roller at its retracted position within a predetermined period of time after the 2nd image transfer retraction motor starts rotating. • During a pressure operation of the 2nd image transfer roller, the 2nd image transfer welding alienation sensor cannot detect the 2nd image transfer roller at its pressed position within a predetermined period of time after the 2nd image transfer retraction motor starts rotating.
• Troubleshooting Guides: 1 Check the M16 connector for proper connection and correct as necessary. 2 Check the connector of M16 for proper drive coupling and correct as necessary. 3 PS36 I/O check, sensor check. 4 Change the right door assy. 5 Change PRCB.

• Code: C2152
• Description: Transfer belt pressure welding alienation
  • During a retraction operation of the transfer belt, the transfer belt retraction sensor cannot detect the transfer belt at its retracted position within a predetermined period of time after the transfer belt retraction clutch is turned ON. • During a pressure operation of the transfer belt, the transfer belt retraction sensor cannot detect the transfer belt at its pressed position within a predetermined period of time after the transfer belt clutch is turned ON.
• Troubleshooting Guides: 1 Check the M5 connector for proper connection and correct as necessary. 2 PS31 I/O check, sensor check. 3 CL7 operation check. 4 M5 operation check. 5 Change CL7. 6 Change M21. 7 Change PRCB.

• Code: C2164
• Description: PC charge malfunction
  • When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time.
• Troubleshooting Guides: 1 Check the imaging unit for proper connection and correct as necessary. 2 Check the HV connector for proper connection and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 Change IU. 5 Change HV. 6 Change PRCB.

• Code: C2253
• Description: Color PC motor’s failure to turn
  • The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
• Troubleshooting Guides: 1 Check the M2 connector for proper connection and correct as necessary. 2 Check the M2 connector for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 M2 operation check. 5 Change M2. 6 Change PRCB.

• Code: C2254
• Description: Color PC motor’s turning at abnormal timing
  • The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the M2 connector for proper connection and correct as necessary. 2 Check the M2 connector for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 M2 operation check. 5 Change M2. 6 Change PRCB

• Code: C225D
• Description: Color dev. unit engagement/disengagement failure
  • The gears remain disengaged after the lapse of a predetermined period of time after the engagement operation is started by the color dev. unit engaged motor. • The gears remain engaged after the lapse of a predetermined period of time after the disengagement operation is started by the color dev. unit engaged motor.
• Troubleshooting Guides: 1 Check the M10 connector for proper connection and correct as necessary. 2 Check the M10 connector for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 PS26 I/O check, sensor check. 5 M10 operation check. 6 Change M10. 7 Change PRCB.

• Code: C2351
• Description: K toner suction fan motor’s failure to turn
  • The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
• Troubleshooting Guides: 1 Check the FM3 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM3 operation check. 4 Change FM3. 5 Change PRCB.

• Code: C2451
• Description: Release new transfer belt unit
  • A new installation is not detected when a new transfer cleaner unit (image transfer belt unit) is installed.
• Troubleshooting Guides: 1 Reinstall unit. 2 Check there is a short circuit in the fuse of the transfer belt unit. 3 Check the PRCB connector for proper connection and correct as necessary. 4 Change PRCBCB

Solve Konica-Minolta bizhub C253 Error codes

• Code: C2551
• Description: Abnormally low toner density detected cyan TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 4 % or less for a given number of times consecutively.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 M3, M4 operation check (At this time, IU must be non-installation.). 4 Change imaging unit. 5 Change PRCB.

• Code: C2552
• Description: Abnormally high toner density detected cyan TCR sensor
  • TC ratio in the developing machine, which is determined by Toner replenishing amount control mechanism, is 11 % or more for a given number of times consecutively.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 Change imaging unit. 4 Change PRCB.

• Code: C2553
• Description: Abnormally low toner density detected magenta TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 4 % or less for a given number of times consecutively.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 M3, M4 operation check (At this time, IU must be non-installation.). 4 Change imaging unit. 5 Change PRCB.

• Code: C2554
• Description: Abnormally high toner density detected magenta TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 11 % or more for a given number of times consecutively. • When the connector of the TCR sensor is disconnected.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 M3, M4 operation check (At this time, IU must be non-installation.). 4 Change imaging unit. 5 Change PRCB

• Code: C2555
• Description: Abnormally low toner density detected yellow TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 4 % or less for a given number of times consecutively. • When the connector of the TCR sensor is disconnected.
• Troubleshooting Guides: .1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 Change imaging unit. 4 Change PRCB.

• Code: C2556
• Description: Abnormally high toner density detected yellow TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 11 % or more for a given number of times consecutively. • When the connector of the TCR sensor is disconnected.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 M3, M4 operation check (At this time, IU must be non-installation.). 4 Change imaging unit. 5 Change PRCB

• Code: C2557
• Description: Abnormally low toner density detected black TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 4 % or less for a given number of times consecutively.
• Troubleshooting Guides: 1 M3 operation check (At this time, IU must be non-installation.) 2 Reinstall imaging unit. 3 Reinstall toner cartridge. 4 Change imaging unit /K. 5 Change PRCB.

• Code: C2558
• Description: Abnormally high toner density detected black TCR sensor
  • TC ratio in the developing machine, which is determined by toner replenishing amount control mechanism, is 11 % or more for a given number of times consecutively. • When the connector of the TCR sensor is disconnected.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Reinstall toner cartridge. 3 Change imaging unit. 4 Change PRCB.

• Code: C2559
• Description: Cyan TCR sensor adjustment failure
  • TCR sensor automatic adjustment does not function properly, failing to adjust to an appropriate value.
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Change imaging unit. 3 Change PRCB.

• Code: C255A
• Description: Magenta TCR sensor adjustment failure
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Change imaging unit. 3 Change PRCB.

• Code: C255B
• Description: Yellow TCR sensor adjustment failure
• Troubleshooting Guides: 1 Reinstall imaging unit. 2 Change imaging unit. 3 Change PRCB.

• Code: C255C
• Description: Black TCR sensor adjustment failure
• Troubleshooting Guides: 1 Reinstall imaging unit /K. 2 Change imaging unit /K. 3 Change PRCB.

• Code: C2650
• Description: Main backup media access error
  • The re-written data, which has been read out, checked and founded as error, is read out again and found as error. • The error was found when reading out the counter value. • The machine detects that the service EEPROM board is not loaded in position.
• Troubleshooting Guides: 1 Check the connector (CN23PRCB) on PRCB, the connector (CN1SV ERB) on SV ERB, and the harness between the boards for proper connection and correct as necessary. 2 Change PRCB 2.1. Turn OFF the main power switch and replace the current PRCB with a new one. (When using a PRCB of another machine in service, be sure to use a PRCB installed in the same model.) 2.2. Update the PRCB firmware. 2.3. After completing the firmware update, turn OFF and ON the main power switch and check to see that warm-up is started. Make sure that malfunction codes other than C2650 or improper IU/TC placement is not detected. 4. When the trouble cannot be solved, reinstall the removed PRCB to the original board. NOTE • When taking the above steps, check whether PRCB is defective or not without replacing the SV ERB. 3 Change SV ERB 3.1. Replace the current SV ERB with a new one. 3.2. Turn ON the main power switch and check to see that warm-up is started. (One minute is spent to prepare the new SV ERB for use. During the period, the control panel backlight stays off.) Make sure that malfunction codes other than C2650 or improper IU/TC placement is not detected. 3. Make the specified readjustments. 4 If the above actions do not solve the problem, contact KMBT.

• Code: C2651
• Description: EEPROM access error (IU C)
  • An error was found when reading or writing data. • The error was found when reading out the counter value.
• Troubleshooting Guides: 1 Clean the connection between the imaging unit and the machine if dirty. 2 Reinstall imaging unit. 3 Check the harness for proper connection and correct as necessary. 4 Change imaging unit. 5 Change PRCB.

• Code: C2652
• Description: EEPROM access error (IU M)
• Troubleshooting Guides: 1 Clean the connection between the imaging unit and the machine if dirty. 2 Reinstall imaging unit. 3 Check the harness for proper connection and correct as necessary. 4 Change imaging unit. 5 Change PRCB.

• Code: C2653
• Description: EEPROM access error (IU Y)
• Troubleshooting Guides: 1 Clean the connection between the imaging unit and the machine if dirty. 2 Reinstall imaging unit. 3 Check the harness for proper connection and correct as necessary. 4 Change imaging unit. 5 Change PRCB.

• Code: C2654
• Description: EEPROM access error (IU K)
• Troubleshooting Guides: 1 Clean the connection between the imaging unit and the machine if dirty. 2 Reinstall imaging unit. 3 Check the harness for proper connection and correct as necessary. 4 Change imaging unit. 5 Change PRCB.

• Code: C2A01
• Description: EEPROM access error (TC C)
  • An error was found when reading or writing data. • The error was found when reading out the counter value.
• Troubleshooting Guides: 1 Clean the connection between the toner cartridge and the machine if dirty. 2 Reinstall toner cartridge. 3 Check the harness for proper connection and correct as necessary. 4 Change toner cartridge. 5 Check that CN29 harness on PRCB has a ferrite core. If not, attach the ferrite core to the harness. 6 Change PRCB.

• Code: C2A02
• Description: EEPROM access error (TC M)
• Troubleshooting Guides: 1 Clean the connection between the toner cartridge and the machine if dirty. 2 Reinstall toner cartridge. 3 Check the harness for proper connection and correct as necessary. 4 Change toner cartridge. 5 Check that CN29 harness on PRCB has a ferrite core. If not, attach the ferrite core to the harness. 6 Change PRCB.

• Code: C2A03
• Description: EEPROM access error (TC Y)
• Troubleshooting Guides: 1 Clean the connection between the toner cartridge and the machine if dirty. 2 Reinstall toner cartridge. 3 Check the harness for proper connection and correct as necessary. 4 Change toner cartridge. 5 Check that CN29 harness on PRCB has a ferrite core. If not, attach the ferrite core to the harness. 6 Change PRCB.

• Code: C2A04
• Description: EEPROM access error (TC K)
• Troubleshooting Guides: 1 Clean the connection between the toner cartridge and the machine if dirty. 2 Reinstall toner cartridge. 3 Check the harness for proper connection and correct as necessary. 4 Change toner cartridge. 5 Check that CN29 harness on PRCB has a ferrite core. If not, attach the ferrite core to the harness. 6 Change PRCB.

• Code: C3101
• Description: Fusing roller separation failure
  • With the fusing roller being retracted, the pulse of the fusing roller retraction sensor does not change even after the specified period of time has passed after the fusing retraction motor started rotating. • With the fusing roller being pressed, the pulse of the roller retraction sensor does not change even after the specified period of time has passed after the fusing retraction motor started rotating. • During a pressure operation of the fusing roller, the fusing roller is not at the pressed position even after the roller retraction sensor counts the specified number of pulses after the fusing retraction motor starts rotating.
• Troubleshooting Guides: 1 Check the M12 connector for proper connection and correct as necessary. 2 PS38 I/O check, sensor check. 3 M12 operation check. 4 Change M12. 5 Change fusing unit. 6 Change PRCB.

• Code: C3201
• Description: Fusing motor failure to turn
  • The motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the M5 connector for proper connection and correct as necessary. 2 Check the loading status of the fusing unit drive, and correct the error as necessary. 3 Check the fusing unit, PRCB for proper connection and correct or change as necessary. 4 M5 operation check. 5 Change M5. 6 Change PRCB.

• Code: C3202
• Description: Fusing motor turning at abnormal timing
  • The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary
• Troubleshooting Guides: 1 Check the M5 connector for proper connection and correct as necessary. 2 Check the loading status of the fusing unit drive, and correct the error as necessary. 3 Check the fusing unit, PRCB for proper connection and correct or change as necessary. 4 M5 operation check. 5 Change M5. 6 Change PRCB.

• Code: C3301
• Description: Fusing cooling fan motor/ 1 failure to turn
  • The fan motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the M5 connector for proper connection and correct as necessary. 2 Check the loading status of the fusing unit drive, and correct the error as necessary. 3 Check the fusing unit, PRCB for proper connection and correct or change as necessary. 4 M5 operation check. 5 Change M5. 6 Change PRCB.

• Code: C3302
• Description: Fusing cooling fan motor/ 2,3 failure to turn
  • The fan motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the M5 connector for proper connection and correct as necessary. 2 Check the loading status of the fusing unit drive, and correct the error as necessary. 3 Check the fusing unit, PRCB for proper connection and correct or change as necessary. 4 M5 operation check. 5 Change M5. 6 Change PRCB.

• Code: C3303
• Description: Fusing cooling fan motor/ 1 failure to turn
• Troubleshooting Guides: 1 Check the FM9 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM9 operation check. 4 Change FM9. 5 Change PRCB.

• Code: C3421
• Description: Fusing heaters trouble (heating side)
  • The temperature detected by the heating roller thermistor/C does not reach a predetermined level after the lapse of a predetermined period of time after the heating roller fusing heater lamp lights up. • The difference between the maximum and minimum temperatures detected by the heating roller thermistor/C within a predetermined period of time after the start of a warm-up cycle is below or above a predetermined value. • The temperature detected after a pressure level correction remains under a predetermined level even after the lapse of a predetermined period of time after the start of the temperature detection. • During a warm-up, a zero cross signal cannot be detected after the lapse of a predetermined period of time after the fusing heater is turned ON or OFF.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the open/close operation of the upper right door. 3 Check the fusing unit, PRCB and DCPU for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3423
• Description: Fusing heaters trouble (pressurizing side)
  • After warm-up operation starts, the fusing pressure roller thermistor does not detect a temperature as high as a predetermined one though a predetermined period of time has elapsed. • The temperature of the pressure roller remains lower than a predetermined level even after the lapse of a predetermined period of time after a temperature correction.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the open/close operation of the upper right door. 3 Check the fusing unit, PRCB and DCPU for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3461
• Description: Release new fusing unit
  • A new installation is not detected when a new fusing Unit is installed.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the fusing unit, PRCB for proper connection and correct or change as necessary. 3 Reinstall fusing unit. 4 Change fusing unit. 5 Change PRCB.

• Code: C3721
• Description: Fusing abnormally high temperature detection (heating side)
  • The heating roller thermistor continues to detect a temperature higher than a predetermined one for a predetermined period of time. • Hard protection signal L is detected continuously over a predetermined period of time.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the open/close operation of the upper right door. 3 Check the fusing unit, PRCB and DCPU for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3723
• Description: Fusing abnormally high temperature detection (pressurizing side)
  • The temperature of the pressure roller continues to be higher than a predetermined level for a predetermined period of time after a temperature correction.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the open/close operation of the upper right door. 3 Check the fusing unit, PRCB and DCPU for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU

• Code: C3821
• Description: Fusing abnormally low temperature detection (heating side)
  • The heating roller thermistor continues to detect a temperature lower than a predetermined one for a predetermined period of time. • In the states other than a warm-up operation, a zero cross signal cannot be detected after the lapse of a predetermined period of time after the fusing heater is turned ON or OFF. • The power supply frequency cannot be detected.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the open/close operation of the upper right door. 3 Check the fusing unit, PRCB and DCPU for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C3823
• Description: Fusing abnormally low temperature detection (pressurizing side)
  • The temperature of the pressure roller continues to be lower than a predetermined level for a predetermined period of time after a temperature correction.
• Troubleshooting Guides: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the open/close operation of the upper right door. 3 Check the fusing unit, PRCB and DCPU for proper connection and correct or change as necessary. 4 Change fusing unit. 5 Change PRCB. 6 Change DCPU.

• Code: C4151
• Description: Polygon motor rotation trouble (C)
  • The polygon motor fails to turn stably even after the lapse of a given period of time after activating the polygon motor.
  • Motor lock signal detects HIGH for a given period time consecutively during the polygon motor is rotating.
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4152
• Description: Polygon motor rotation trouble (M)
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4153
• Description: Polygon motor rotation trouble (Y)
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4154
• Description: Polygon motor rotation trouble (K)
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4551
• Description: Laser malfunction (C)
  • SOS signal is not detected even after the lapse of a given period of time after staring the laser output.
  • SOS signal is not detected for a given period of time during printing or image stabilization adjustment.
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4552
• Description: Laser malfunction (M)
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4553
• Description: Laser malfunction (Y)
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C4554
• Description: Laser malfunction (K)
• Troubleshooting Guides: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYB/PH. 4 Change PRCB.

• Code: C5102
• Description: Transport motor’s failure to turn
  • The motor lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the M1 connector for proper connection and correct as necessary. 2 Check M1 for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 M1 operation check. 5 Change M1. 6 Change PRCB.

• Code: C5103
• Description: Transport motor’s turning at abnormal timing
  • The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the M1 connector for proper connection and correct as necessary. 2 Check M1 for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 M1 operation check. 5 Change M1. 6 Change PRCB.

• Code: C5351
• Description: Power supply cooling fan motor/1’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM5 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM5 operation check. 4 Change FM5. 5 Change PRCB.

• Code: C5353
• Description: Cooling fan motor/2’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM2 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM2 operation check. 4 Change FM2. 5 Change PRCB.

• Code: C5354
• Description: Exhaust fan motor’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM4 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM4 operation check. 4 Change FM4. 5 Change MFPB.

• Code: C5357
• Description: Cooling fan motor/1’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM1 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM1 operation check. 4 Change FM1. 5 Change MFPB.

• Code: C5371
• Description: MFP board cooling fan motor’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM6 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM6 operation check. 4 Change FM6. 5 Change MFPB.

• Code: C6102
• Description: Drive system home sensor malfunction
  • The scanner home sensor is unable to detect the scanner located at its home position. • The scanner home sensor is unable to detect a scanner even when the scanner motor has been driven to move the scanner over the maximum travelling distance. • The scanner home sensor detects the scanner when the scanner has moved the maximum travelling distance from the position, at which it blocks the scanner home sensor.
• Troubleshooting Guides: 1 Correct or change the scanner drive (cable, pulley, gear, belt) if it is faulty. 2 Correct the scanner motor set screw if loose. 3 Adjust [Image Position Leading Edge] and [Feed Direction Adjustment]. 4 Check the PS201, M201, REYB/SCAN and IPB connector for proper connection and correct as necessary. 5 PS201 I/O check, sensor check. 7 Change REYB/SCAN. 8 Change IPB.

• Code: C6103
• Description: Slider over running
  • The scanner home sensor detects the scanner at its home position during a period of time that begins with the time when a pre-scan command and a scan preparation command are executed and ends when a home return command is executed.
• Troubleshooting Guides: 1 Correct or change the scanner drive (cable, pulley, gear, belt) if it is faulty. 2 Correct the scanner motor set screw if loose. 3 Adjust [Image Position Leading Edge] and [Feed Direction Adjustment]. 4 Check the PS201, M201, REYB/SCAN and IPB connector for proper connection and correct as necessary. 5 PS201 I/O check, sensor check. 7 Change REYB/SCAN. 8 Change IPB.

• Code: C6301
• Description: Optical cooling fan motor’s failure to turn
  • The fan lock signal remains HIGH for a predetermined continuous period of time while the motor remains stationary.
• Troubleshooting Guides: 1 Check the FM201 connector for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM201 operation check. 4 Change REYB/SCAN. 5 Change IPB.

• Code: C6704
• Description: Image input time out
  • Image data is not input from the image processing board (IPB) to the printer control board (PRCB).
• Troubleshooting Guides: 1 Select [Service Mode] – [State Confirmation] – [Memory/HDD Adj.] – [Memory Bus Check] – [Scanner??Memory], and conduct the memory bus function. 2 Check the connectors between IPB and MFPB for proper connection and correct as necessary. 3 Change MFPB. 4 Change IPB.

• Code: C6751
• Description: CCD clamp/gain adjustment failure
  • The adjustment value is 0 or 255 during a CCD clamp adjustment. • The peak value of the output data is 64 or less during a CCD gain adjustment.
• Troubleshooting Guides: 1 Correct the harness connection between CCDB and IPB if faulty. 2 Check for possible extraneous light and correct as necessary. 3 Clean the lens, mirrors, CCD surface, and shading sheet if dirty 4 Correct reflective mirror of the scanner if faulty, or change scanner. 5 Change CCD sensor unit. 6 Change IPB.

• Code: C6F01
• Description: Scanner sequence trouble 1
  • The original transport interval becomes shorter than the designed value due to an original transport control error in original reading in ADF.
• Troubleshooting Guides: 1 Correct the harness connection between main body and ADF if faulty. 2 Change DFCB. 3 Change MFPB.

• Code: C8101
• Description: Before reading pressure welding alienation mechanism
• Troubleshooting Guides:

• Code: C8102
• Description: Turn around pressure welding alienation trouble
• Troubleshooting Guides:

• Code: C8103
• Description: Lift up mechanism trouble
• Troubleshooting Guides:

• Code: C8104
• Description: Glass movement trouble
• Troubleshooting Guides:

• Code: C8302
• Description: Read cooling fan trouble DF-611
• Troubleshooting Guides:

• Code: C9401
• Description: Exposure turning on the lamp trouble detection
  • The output from the CCD sensor is a predetermined value or less during CCD sensor gain adjustment.
• Troubleshooting Guides: 1 Check the connection between the lamp harness and the inverter board, and correct if necessary. 2 Check the connection between REYB/ SCAN and the inverter board, and correct if necessary. 3 Check the connection between REYB/ SCAN and IPB, and correct if necessary. 4 Check that the connection between CCDB and IPB, and correct if necessary. 5 Change INVB. 6 Change scanner assy. 7 Change IPB. 8 Change CCDB. 9 Change REYB/SCAN.

• Code: C9402
• Description: Exposure turning on the lamp abnormally detection
  • The average output value of the CCD sensor with the scanner at its standby position is a predetermined value or more at the end of a scan job.
• Troubleshooting Guides: 1 Check the connection between the lamp harness and the inverter board, and correct if necessary. 2 Check the connection between REYB/ SCAN and the inverter board, and correct if necessary. 3 Check the connection between REYB/ SCAN and IPB, and correct if necessary. 4 Check that the connection between CCDB and IPB, and correct if necessary. 5 Change INVB. 6 Change scanner assy. 7 Change IPB. 8 Change CCDB. 9 Change REYB/SCAN.

• Code: CA051
• Description: Standard controller configuration failure
  • The controller of the printer control board (PRCB) is faulty
• Troubleshooting Guides: 1 Check to see if the following setting has been correctly made: [Service Mode] – [System 2] – [Image Controller Setting]. If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more. 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary. 3 Change MFP.

• Code: CA052
• Description: Controller hardware error
  • A controller hardware error is detected in the network I/F.
• Troubleshooting Guides: 1 Check to see if the following setting has been correctly made: [Service Mode] – [System 2] – [Image Controller Setting]. If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more. 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary. 3 Change MFP.

• Code: CA053
• Description: Controller start failure
  • A controller start failure is detected in the controller interface.
• Troubleshooting Guides: 1 Check to see if the following setting has been correctly made: [Service Mode] – [System 2] – [Image Controller Setting]. If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more. 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary. 3 Change MFP.

• Code: CB001
• Description: FAX board error 1
• Troubleshooting Guides:

• Code: CB002
• Description: FAX board error 2
• Troubleshooting Guides:

• Code: CB003
• Description: FAX board error 3
• Troubleshooting Guides:

• Code: CB051
• Description: FAX board mount failure line 1
• Troubleshooting Guides:

• Code: CB052
• Description: FAX board mount failure line 2
• Troubleshooting Guides:

• Code: CC001
• Description: Vendor connection failure
  • It is detected that communications with the vendor are interrupted for a given period of time or more with “Installed” selected for the setting of vendor installation.
• Troubleshooting Guides: 1 Check the vendor connector for proper connection and correct as necessary. 2 Check the PRCB connector for proper connection and correct as necessary. 3 Change PRCB.

• Code: CC151
• Description: ROM contents error upon startup (MSC)
  • A fault is detected in a sequence of ROM contents check of the MSC (PRCB) during starting
• Troubleshooting Guides: 1 Check the ROM version. 2 Rewrite the firmware. 3 Replace the appropriate board.

• Code: CC152
• Description: ROM contents error upon startup (scanner)
  • A fault is detected in a sequence of ROM contents check of the IPB during starting.
• Troubleshooting Guides: 1 Check the ROM version. 2 Rewrite the firmware. 3 Replace the appropriate board.

• Code: CC153
• Description: ROM contents error upon startup (PRT)
  • A fault is detected in a sequence of ROM contents check of the mechanical control board (MFPB) during starting.
• Troubleshooting Guides: 1 Check the ROM version. 2 Rewrite the firmware. 3 Replace the appropriate board.

• Code: CC155
• Description: Finisher ROM error
• Troubleshooting Guides:

• Code: CC156
• Description: ADF ROM error
• Troubleshooting Guides:

• Code: CC163
• Description: ROM contents error (PRT)
  • The wrong model of firmware is detected in the engine during the initial connection to the engine is being checked.
• Troubleshooting Guides: 1 Rewrite the firmware. 2 Change PRCB 2.1. Turn OFF the main power switch and replace the current PRCB with a new one. (When using a PRCB of another machine in service, be sure to use a PRCB installed in the same model.) 2.2. Update the PRCB firmware. 2.3. After completing the firmware update, turn OFF and ON the main power switch and check to see that warm-up is started. 2.4. When the trouble cannot be solved, reinstall the removed PRCB to the original board. NOTE • When taking the above steps, check whether PRCB is defective or not without replacing the SV ERB. 3 Change SV ERB 3.1. Replace the current SV ERB with a new one. 3.2. Turn ON the main power switch and check to see that warm-up is started. (One minute is spent to prepare the new SV ERB for use. During the period, the control panel backlight stays off.) 3.3. Make the specified readjustments. 4 If the above actions do not solve the problem, contact KMBT.

• Code: CC164
• Description: ROM contents error (MSC)
  • The wrong model of firmware is detected in the MFP board when the main power switch is turned ON.
• Troubleshooting Guides: 1 Check the ROM version. 2 Rewrite the firmware. 3 Replace the corresponding board. 4 When not reviving even if the above-mentioned procedure is done, contact the responsible people of KMBT.

• Code: CC165
• Description: ROM contents error (ADF)
• Troubleshooting Guides:

• Code: CD002
• Description: JOB RAM save error
  • The error in save of JOB data to the memory/ hard disk and its read error are detected.
• Troubleshooting Guides: 1 Check the hard disk connector for proper connection and correct as necessary. 2 Format hard disk. 3 Change hard disk. 4 Change MFPB.

• Code: CD004
• Description: Hard disk access error
• Troubleshooting Guides: 1 Check the hard disk connector for proper connection and correct as necessary. 2 Reinstall the hard disk. 3 Change hard disk. 4 Change MFPB.

– Get more error code list with quick guide to fix printer product, click here
– About get help with reseting Epson inkpad or others, click here






– Get more information about Epson XP 15000 troubleshooting, click here
– Buy cheap key of Epson WIC Reset Tool, CLICK HERE
– Key Epson Adjustment Program, CLICK HERE
– Download Epson printer driver, CLICK HERE
– Download Epson XP-6100 Driver, Firmware and Manuals, CLICK HERE

Contact us to get support with Konica-Minolta bizhub C253 Error case

Telegram: https://t.me/hyperaktiv
Facebook: https://www.facebook.com/dngnm/
Or click here to get more ways.