C1144 (bizhub 287/227)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

Contents

Trouble type	C1144: Pre-eject drive motor malfunction (When FS-534 or FS-534SD is installed)
Rank	B
Trouble detection condition	-The pre-eject home sensor (PS21) is not turned ON (blocked) or OFF (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 turned ON (blocked) or OFF (unblocked) even after the set period of time has elapsed after the pre-eject drive motor (M9) is turned ON.
Trouble isolation	–
Relevant electrical parts	-Pre-eject drive motor (M9) -Pre-eject home sensor (PS21) -Pre-eject away sensor (PS22) -FS control board (FSCB)

 Procedure

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
   • Control signal: FSCB J12-6 (ON)
   • Location of electrical component: FS-534 6-C
6. PS22 I/O check, sensor check
   • Control signal: FSCB J12-9 (ON)
   • Location of electrical component: FS-534 6-C
7. M9 operation check
   • Control signal: FSCB J13-3 to 4
   • Location of electrical component: FS-534 8-C to D
8. Replace M9. (Part# A87GPP1500)
9. Replace FSCB. (Part# A3EPPPBE01)

NOTICE

• Link to the wiring diagram (FS-534)

K.3.8.15 (Link to the Field Service Manual)