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C7137 (bizhub 4750i/4050i)
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Contents
| Trouble type | C7137: Toner supply motor failure |
| Rank | C |
| Trouble detection condition | After starting the motor, an error is detected for the malfunction detection signal. |
| Trouble isolation | – |
| Relevant electrical parts | -Toner supply motor (M5) -Base board (BASEB) |
Procedure
- Check the connector between M5-BASEB CN11E for proper connection and correct as necessary.
- Check the connector of M5 for proper drive coupling and correct as necessary.
- M5 conduction check
- Control signal: BASEB CN11E-5 to 8
- Location of electrical component: 4-C
- Replace M5. (Part# A7PUM10700)
- Replace BASEB.
4750i (Part# ACT9H02013)
4050i (Part# ACT9H02002)