• Code: C91E
• Description: When separate toner is setting, occur the error in case the ID and TC is same Tag.
• Causes:
• Remedy: Set the correct tag in ID and TC.

• Code: C91F
• Description: Detect to receive the each color. Change the ERR04
• Causes:
• Remedy: Set the correct tag in ID and TC.

• Code: C921
• Description: AC voltage zero-crossing error
• Causes:
• Remedy: Check the AC voltage. Change the Lowvoltage board or PU board.

• Code: C940
• Description: Engine control logic has an error.
• Causes: Does this error recur?
• Remedy: Turn off the power of the printer and back on. Replace the PU board.

• Code: C96A
• Description: High voltage power supply interface error
• Causes: Is the cable connecting the PU board to the high voltage unit connected normally? Have you checked defective contact of contactor points?
• Remedy: Re-connect them normally. Check for defective contact of the high voltage system. Replace the high voltage power supply.

• Code: C9A0
• Description: Offline stapler error
• Causes:
• Remedy: Change the offline stapler

• Code: CE50
• Description: Environment temperature is abnormal.
• Causes: Does this error recur?
• Remedy: Turn off the power of the printer and back on. Replace the Board 8TH.

• Code: CE51
• Description: Environment humidity is abnormal./ Humidity sensor is not connected.
• Causes: Does this error recur?
• Remedy: Turn off the power of the printer and back on. Replace the Board 8TH.