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C5355 (bizhub 658e)
Contents
| Trouble type | C5355: Toner cartridge cooling fan failure to turn (bizhub 658e) |
| Rank | B |
| Trouble detection condition | The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning. |
| Trouble isolation | – |
| Relevant electrical parts | • Toner cartridge cooling fan (FM4) • Expansion control board (EXCB) • MFP board (MFPB) |
Procedure
- Check the connector between FM4-relay CN78-EXCB CN10 for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- FM4 load check
- Check code: 42
- Multi code: 3
- Control signal: EXCB CN10-1 (REM), EXCB CN10-3 (LOCK)
- Location of electrical component: 27-T
- Replace FM4. (Part# 4556M10000)
- Replace EXCB. (Part# A9HGH00501)
- Replace MFPB. (Part# AA6RH02103)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
L.3.16.5 (Link to the Field Service Manual)