Code :

Code: C2151
Description: Secondary transfer roller pressure welding alienation
• During a retraction operation of the 2nd image transfer roller, the 2nd image transfer welding alienation sensor cannot detect the 2nd image transfer roller at its retracted position within a predetermined period of time after the 2nd image transfer retraction motor starts rotating. • During a pressure operation of the 2nd image transfer roller, the 2nd image transfer welding alienation sensor cannot detect the 2nd image transfer roller at its pressed position within a predetermined period of time after the 2nd image transfer retraction motor starts rotating.
Remedy: 1 Check the M16 connector for proper connection and correct as necessary. 2 Check the connector of M16 for proper drive coupling and correct as necessary. 3 PS36 I/O check, sensor check. 4 Change the right door assy. 5 Change PRCB.

Code: C2152
Description: Transfer belt pressure welding alienation
• During a retraction operation of the transfer belt, the transfer belt retraction sensor cannot detect the transfer belt at its retracted position within a predetermined period of time after the transfer belt retraction clutch is turned ON. • During a pressure operation of the transfer belt, the transfer belt retraction sensor cannot detect the transfer belt at its pressed position within a predetermined period of time after the transfer belt clutch is turned ON.
Remedy: 1 Check the M5 connector for proper connection and correct as necessary. 2 PS31 I/O check, sensor check. 3 CL7 operation check. 4 M5 operation check. 5 Change CL7. 6 Change M21. 7 Change PRCB.

Code: C2164
Description: PC charge malfunction
• When electrostatic charge output is ON, electrostatic charge leak detection system continues to detect leaks for a predetermined period of time.
Remedy: 1 Check the imaging unit for proper connection and correct as necessary. 2 Check the HV connector for proper connection and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 Change IU. 5 Change HV. 6 Change PRCB.

Code: C2253
Description: Color 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 M2 connector for proper connection and correct as necessary. 2 Check the M2 connector for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 M2 operation check. 5 Change M2. 6 Change PRCB.

Code: C2254
Description: Color 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 M2 connector for proper connection and correct as necessary. 2 Check the M2 connector for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 M2 operation check. 5 Change M2. 6 Change PRCB

Code: C225D
Description: Color dev. unit engagement/disengagement failure
• The gears remain disengaged after the lapse of a predetermined period of time after the engagement operation is started by the color dev. unit engaged motor. • The gears remain engaged after the lapse of a predetermined period of time after the disengagement operation is started by the color dev. unit engaged motor.
Remedy: 1 Check the M10 connector for proper connection and correct as necessary. 2 Check the M10 connector for proper drive coupling and correct as necessary. 3 Check the PRCB connector for proper connection and correct as necessary. 4 PS26 I/O check, sensor check. 5 M10 operation check. 6 Change M10. 7 Change PRCB.