Konica-Minolta bizhub C654

Error Code:

Code: C1144
Description: Pre-eject drive motor’s malfunction
<When FS-534 is installed> • The pre-eject home sensor (PS21) is not blocked or unblocked even after the set period of time has elapsed after the pre-eject drive motor (M9) is turned ON. • The pre-eject away sensor (PS22) is not blocked or unblocked even after the set period of time has elapsed after the pre-eject drive motor (M9) is turned ON.
Causes: <When FS-534 is installed> • Pre-eject drive motor (M9) • Pre-eject home sensor (PS21) • Pre-eject away sensor (PS22) • FS control board (FSCB)
Remedy: When FS-534 is installed: 1 Check the connector between M9-relay CN7<A>- FSCB J13 for proper connection, and correct as necessary. 2 Check the connector of M9 for proper drive coupling, and correct as necessary. 3 Check the connector between PS21-relay CN8-relay CN7<B>-FSCB J12 for proper connection, and correct as necessary. 4 Check the connector between PS22-relay CN8-relay CN7<B>-FSCB J12 for proper connection, and correct as necessary. 5 PS21 I/O check, sensor check FSCB J12-6 (ON) FS-534 6-C. 6 PS22 I/O check, sensor check FSCB J12-9 (ON) FS-534 6-C. 7 M9 operation check FSCB J13-3 to 4 FS-534 8-C to D. 8 Replace M9. 9 Replace FSCB.

Code: C1144
Description: Stacker plate drive motor’s malfunction
<When FS-535 is installed> • The trailing edge stopper home sensor (PS22) is not blocked or unblocked even after the set period of time has elapsed after the trailing edge stopper motor (M19) is turned ON. • The trailing edge stopper standby sensor/1 (PS23) is not blocked or unblocked even after the set period of time has elapsed after trailing edge stopper motor (M19) is turned ON. • The trailing edge stopper standby sensor/2 (PS42) is not blocked or unblocked even after the set period of time has elapsed after the trailing edge stopper motor (M19) is turned ON.
Causes: <When FS-535 is installed> • Stacker plate drive motor (M17) • Stacker plate home sensor (PS11) • FS control board (FSCB)
Remedy: When FS-535 is installed: 1 Check the connector between M17-relay CN233-FSCB CN23 for proper connection, and correct as necessary. 2 Check the connector of M17 for proper drive coupling, and correct as necessary. 3 Check the connector between PS11-FSCB CN20 for proper connection, and correct as necessary. 4 PS11 I/O check, sensor check FSCB CN20-12 (ON) FS-535 12-D. 5 M17 operation check FSCB CN23-19 to 20 FS-535 13-L. 6 Replace M17. 7 FSCB ICP9 conduction check. 8 Replace FSCB.

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