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C1146 (bizhub 750i)
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Contents
Trouble type | C1146: Trailing edge stopper motor/Rr drive malfunction (When FS-540 or FS-540SD is installed) |
Rank | B |
Trouble detection condition | -The trailing edge stopper sensor/Rr (PS7) is not turned OFF (unblocked) after the set period of time has elapsed after the trailing edge stopper drive starts from the home position. -The trailing edge stopper sensor/Rr (PS7) is not turned ON (blocked) after the set period of time has elapsed after the trailing edge stopper motor/Rr (M11) is energized when the trailing edge stopper returned to the home position. |
Trouble isolation | – |
Relevant electrical parts | -Trailing edge stopper motor/Rr (M11) -Trailing edge stopper sensor/Rr (PS7) -FS control board (FSCB) |
Procedure
- Check the connector between M11-relay CN4-relay CN3-FSCB J21 for proper connection and correct as necessary.
- Check the connector of M11 for proper drive coupling and correct as necessary.
- Check the connector between PS7-relay CN4-relay CN3-FSCB J21 for proper connection and correct as necessary.
- PS7 I/O check, sensor check
- Control signal: FSCB J21-16 (ON)
- Location of electrical component: FS-540/FS-540SD 5-D
- M11 operation check
- Control signal: FSCB J21-17 to 20
- Location of electrical component: FS-540/FS-540SD 5-D
- Replace M11. (Part# A87HPPAD00)
- Replace FSCB. (Part# AAR5PPD401)