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C5304 (bizhub C759/C659)
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Contents
Trouble type | C5304: IH power supply cooling fan failure to turn |
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 | -IH power supply cooling fan (FM10) -Process drive board (PDB) |
Procedure
- Check the connector between FM10-relay CN298-PDB CN9 for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- FM10 load check
- Check code: 42
- Multi code: 5, 6
- Control signal: PDB CN9-16 (DRIVE), PDB CN9-17 (LOCK)
- Location of electrical component: 19-P
- Replace FM10. (Part# 9J03M10000)
- PDB F3 conduction check
- Replace PDB. (Part# A8JEH00400)
L.3.12.2 (Link to the Field Service Manual)