C7604 (bizhub 4750i/4050i)
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Contents
| Trouble type | C7604: Power line A4 error |
| Rank | C |
| Trouble detection condition | The fuse detection unit detected an error for a predetermined time. |
| Trouble isolation | – |
| Relevant electrical parts | -Fusing motor (M3) -Base board (BASEB) |
Procedure
- BASEB F19E conduction check
- Check the connector between M3-BASEB CN17E for proper connection and correct as necessary.
- M3 load check
- Check code: 45
- Multi code: 1, 2, 3
- Control signal: BASEB CN17E-6 to 10
- Location of electrical component: 1-C
- Replace M3. (Part# AA2JM11000)
- Replace BASEB.
4750i (Part# ACT9H02013)
4050i (Part# ACT9H02002)