• 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.
• Remedy: 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 PRCB CN28PRCB-2 (ON) PRCB CN28PRCB-3 (LOCK) D-24. 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.
• Remedy: 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 PRCB CN3PRCB-14 (ON) PRCB CN3PRCB-16 (LOCK) D-6. 4 Change FM4. 5 Change PRCB.

• 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.
• Remedy: 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 PRCB CN30PRCB-4 (ON) PRCB CN30PRCB-6 (LOCK) K-7. 4 Change FM1. 5 Change PRCB.

• 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.
• Remedy: 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 PRCB CN44PRCB-1 (REM) PRCB CN44PRCB-3 (LOCK) K-9. 4 Change FM6. 5 Change MFPB.

• Code: CA051
• Description: Standard controller configuration failure
  • The controller of the printer control board (PRCB) is faulty.
• Remedy: 1 Check to see if the following setting has been correctly made: [Service Mode] - [System Settings] - [Image Controller]. If changing the setting, turn OFF the 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 MFPB.

• Code: CA052
• Description: Controller hardware error
  • A controller hardware error is detected in the network I/F.
• Remedy: 1 Check to see if the following setting has been correctly made: [Service Mode] - [System Settings] - [Image Controller]. If changing the setting, turn OFF the 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 MFPB.

• Code: CA053
• Description: Controller start failure
  • A controller start failure is detected in the controller interface.
• Remedy: 1 Check to see if the following setting has been correctly made: [Service Mode] - [System Settings] - [Image Controller]. If changing the setting, turn OFF the 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 MFPB.

• 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
• Remedy: 1 Check the ROM version. 2 Rewrite the firmware. 3 Replace the appropriate board.