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

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

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

• Code: C4554
• Description: Laser malfunction (K)
  • 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.
• Remedy: 1 Check the connector for proper connection and correct as necessary. 2 Change PH unit. 3 Change REYBPH. 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.
• Remedy: 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.