Causes: Developing motor does not rotate. Cause Failure in developing motor, failure in DC controller PCB.
Remedy: - Check the connectors of developing motor, DC controller PCB - Replace the developing motor - Replace the DC controller PCB
Code: E021-2003
Description: Error in developing motor
Causes: The cycle of developing motor speed detection signal does not move in the specified cycle after developing motor drive is started. Cause Failure in developing motor, failure in DC controller PC
Remedy: - Check the connectors of developing motor, DC controller PCB - Replace the developing motor - Replace the DC controller PCB
Code: E052
Description: Error in duplex unit detection
Causes: Can not detect duplex unit. Cause Error in the connection of duplex unit.
Remedy: - Check the ÇÉonnectors of duplex unit and DC controller PCB - Replace the DC controller PCB
Code: E066
Description: Error in the environment detection sensor
Causes: Error in the environment detection sensor Cause Failure in environment detection sensor, failure in DC controller PCB
Remedy: - Check the connectors of the environment detection sensor and DC controller PCB - Replace the environment detection sensor - Replace the DC controller PCB
Code: E070
Description: Error in ITB/TOP sensor
Causes: Error in ITB/TOP sensor Cause Failure in ITB/TOP sensor, failure in DC controller PCB
Remedy: - Check the connectors of the ITB unit and DC controller PCB - Replace the ITB - Replace the DC controller PCB
Code: E078
Description: Error in primary transfer disengagement.
Causes: Primary transfer disengagement system can not work properly. Cause Breakdown in disengagement system, failure in ITB tension sensor, failure in pickup motor, failure in DC controller PCB.
Remedy: - Check the disengagement system - Check the connectors of ITB tension sensor, pick up motor, and DC controller PCB - Replace the ITB tension sensor