C1156 (bizhub 950i/850i)
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When FS-539SD is installed
Contents
Trouble type | C1156: SD paddle motor malfunction (When FS-539SD is installed) |
Rank | B |
Trouble detection condition | The paddle home sensor (PS105) is not turned OFF (blocked) or ON (unblocked) even after the set period of time has elapsed while the SD paddle motor (M107) is energized. |
Trouble isolation | Center Stapling/Half-Fold/Tri-Fold |
Relevant electrical parts | – SD paddle motor (M107) – Paddle home sensor (PS105) – SD control board (SDCB) – FS control board (FSCB) |
Procedure
- Check the connector between M107-SDCB J8 for proper connection and correct as necessary.
- Check the connector of M107 for proper drive coupling and correct as necessary.
- Check the connector between PS105-SDCB J8 for proper connection and correct as necessary.
- PS105 I/O check, sensor check
- Control signal: SDCB J8-3 (ON)
- Location of electrical component: FS-539/FS-539SD 4-P
- M107 operation check
- Control signal: SDCB J8-4 to 7
- Location of electrical component: FS-539/FS-539SD 4-P
- Replace M107.
- Replace SDCB.
- Replace FSCB.
When FS-540SD is installed
Contents
Trouble type | C1156: SD paddle motor malfunction (When FS-540SD is installed) |
Rank | B |
Trouble detection condition | The paddle home sensor (PS105) is not turned OFF (blocked) or ON (unblocked) even after the set period of time has elapsed while the SD paddle motor (M107) is energized. |
Trouble isolation | Center Stapling/Half-Fold/Tri-Fold |
Relevant electrical parts | – SD paddle motor (M107) – Paddle home sensor (PS105) – SD control board (SDCB) – FS control board (FSCB) |
Procedure
- Check the connector between M107-SDCB J8 for proper connection and correct as necessary.
- Check the connector of M107 for proper drive coupling and correct as necessary.
- Check the connector between PS105-SDCB J8 for proper connection and correct as necessary.
- PS105 I/O check, sensor check
- Control signal: SDCB J8-3 (ON)
- Location of electrical component: FS-540/FS-540SD 4-P
- M107 operation check
- Control signal: SDCB J8-4 to 7
- Location of electrical component: FS-540/FS-540SD 3-P
- Replace M107.
- Replace SDCB.
- Replace FSCB.