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C1142 (bizhub C759/C659)
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Contents
| Trouble type | C1142: Paddle up/down motor drive malfunction | |
| Rank | B | |
| Trouble detection condition | <When FS-537 or FS-537SD is installed> The paddle up/down home sensor (PS27) is not turned OFF (blocked) or ON (unblocked) even after the set period of time has elapsed while the paddle up/down motor (M7) is energized. | |
| Trouble isolation | Staple | |
| Relevant electrical parts | -Paddle up/down motor (M7) -Paddle up/down home sensor (PS27) -FS control board (FSCB) |
Procedure
- Check the connector between M7-relay CN13<A>-FSCB J14 for proper connection and correct as necessary.
- Check the connector of M7 for proper drive coupling and correct as necessary.
- Check the connector between PS27-relay CN13<A>-FSCB J14 for proper connection and correct as necessary.
- PS27 I/O check, sensor check
- Control signal: FSCB J14<A>-7 (ON)
- Location of electrical component: FS-537/FS-537SD 18-K to L
- M7 operation check
- Control signal: FSCB J14<A>-1 to 4
- Location of electrical component: FS-537/FS-537SD 18-K to L
- Replace M7. (Part# A87HPPA700)
- Replace FSCB. (Part# A87HPP9M01)
L.3.8.24 (Link to the Field Service Manual)