• Code: 0001
• 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.
• Remedy: 1 Check the connector between M1-PRCB CN3 for proper connection and correct as necessary. 2 Check M1 for proper drive coupling and correct as necessary. 3 M1 operation check. 4 Change M1. 5 Change PRCB

• Code: 0004
• Description: Toner bottle motor's turning at abnormal timing
  • The toner bottle home sensor (PS2) is not blocked or unblocked even after the set period of time has elapsed after the toner bottle motor (M3) starts rotating.
• Remedy: 1 Check the connector between M3-PRCB CN8 for proper connection and correct as necessary. 2 Check the connector between PS2-PRCB CN15 for proper connection and correct as necessary. 3 Check the M3 connector for proper drive coupling and correct as necessary. 4 PS2 I/O check, sensor check. 5 M3 operation check. 6 Change M3. 7 Change PRCB

• Code: 0018
• Description: PC motor's failure to turn
  The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
• Remedy: 1 Check the connector between M2-PRCB CN4 for proper connection and correct as necessary. 2 Check the M2 connector for proper drive coupling and correct as necessary. 3 M2 operation check. 4 Change M2. 5 Change PRCB

• Code: 0019
• Description: 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.
• Remedy: 1 Check the connector between M2-PRCB CN4 for proper connection and correct as necessary. 2 Check the M2 connector for proper drive coupling and correct as necessary. 3 M2 operation check. 4 Change M2. 5 Change PRCB

• Code: 004A
• Description: 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 connector between FM2-relay CN44-relay CN46- PRCB CN5 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 PRCB ICP6 conduction check. 6 Change PRCB

• Code: 004B
• Description: Toner suction fan motor's turning at abnormal timing
  The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
• Remedy: 1 Check the connector between FM4-relay CN43-PRCB CN6 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 PRCB

• Code: 004E
• Description: Power supply 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 connector between FM1-relay CN95-PRCB CN3 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 PRCB

• Code: 0100
• Description: AC signal abnormality
  Zero cross signal is not detected for a given period of interval when AC frequency is measured with the power switch ON or when fusing heater is turned ON/OFF.
• Remedy: 1 Check the fusing unit for correct installation (whether it is secured in position). 2 Check the fusing unit CN30-PRCB CN16, fusing unit-relay CN4AC-DCPU CN2 for proper connection and correct or change as necessary. 3 Change fusing unit 4 Change PRCB 5 Change DCPU