C5501 (bizhub 458e)
Contents
Trouble type | C5501: AC signal abnormality (bizhub 458e) |
Rank | C |
Trouble detection condition | The zero cross signal is not input during fusing phase control. |
Trouble isolation | – |
Relevant electrical parts | • Fusing unit • Fusing power supply (FUPU) • DC power supply (DCPU) • MFP board (MFPB) |
Procedure
- Check the fusing unit for correct installation (whether it is secured in position).
- Check the fusing unit, FUPU, DCPU, and MFPB for proper connection and correct or change as necessary.
- Replace the fusing unit. (Part# A79JR71077)
- Replace FUPU. (Part# A79MM40N00)
- Replace DCPU. (Part# AA6RR70400)
- Replace MFPB. (Part# AA6UH02101)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
L.3.16.10 (Link to the Field Service Manual)