Description: ATDC Adjustment Failure
• The adjustment of the ATDC control voltage could not be completed in the set period of time when function F8 is run. • The ATDC control voltage was not within the range of 5.39 V to 8.15 V when function F8 is run.
Remedy: 1 Check the ATDC sensor connector for proper connection, and correct as necessary. 2 Remove the Developing Unit from the Imaging Unit, and then replace UN2. 3 Run F8. 4 Replace PWB-A. 5 Replace PU1.
Code: C12D0
Description: MIO Device Failure
• The MIO device does not operate properly.
Remedy: 1 Turn OFF, then ON, the power. 2 Check the CLAN Board connectors for proper connection and correct as necessary. 3 Check the MFB3 Board connectors for proper connection and correct as necessary. 4 Change the CLAN Board. 5 Change the MFB3 Board.
Code: C1300
Description: Polygon Motor Failure
• The Polygon Motor Lock signal could not be detected within the set period of time after the Polygon Motor is energized. (Faulty start detection) • No First Lock signals are detected during the 1second period that starts 1 second after a First Lock signal. (Faulty lock signal detection) • The Polygon Motor Lock signal could not be detected after the set period of time has elapsed while the Polygon Motor is turning. (Out-of-timing lock detection) • The Polygon Motor Lock signal is set to ON for longer than the set period of time while the Polygon Motor remains stopped. (Abnormal lock detection)
Remedy: 1 Check the PH connector for proper connection, and correct as necessary. 2 Replace PH Unit. 3 Replace PWB-A.
Code: C1330
Description: Main Unit Communication Failure
• Communications with the Master Board and the MFB3 Board fail.
Remedy: 1 Check the MFB3 Board connector for proper connection, and correct as necessary. 2 Check the PWB-A Board connector for proper connection, and correct as necessary. 3 Check the flat cable between MFB3 and lPWB-A for proper connection, and correct as necessary. 4 Turn the copier off, then on again. 5 Replace the MFB3 Board. 6 Replace the PWB-A Board.
Code: C133A
Description: Main Unit G/A Communication Failure
• Communications with the gate array for expansion I/O (the IC mounted on the Master Board) fail.
Remedy: 1 Turn the copier off, then on again. 2 Check each control board and the Master Board for proper connection, and correct as necessary. 3 Replace the Master Board if necessary.
Code: C133B
Description: Exit Option Paper Transport Failure
• The connection status of a finishing option is changed after the copier has been turned on.
Remedy: 1 Turn the copier off, then on again. 2 Check each control board and the Master Board for proper connection, and correct as necessary. 3 Replace the appropriate Control Board and the Master Board if necessary.