C8302 (bizhub 650i/550i/450i)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
| Trouble type | C8302: DF cooling fan failure |
| Rank | B |
| Trouble detection condition | The fan lock signal remains Low for a predetermined continuous period of time while the fan is turning. |
| Trouble isolation | DF |
| Relevant electrical parts | -DF cooling fan (FM) -DF control board (DFCB) |
Procedure
- Check the connector between FM-relay CN115-DFCB CN19 for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- FM load check
- Check code: 60
- Multi code: 113
- Control signal: DFCB CN19-1 (REM), DFCB CN19-3 (LOCK)
- Location of electrical component: DF 4-C
- Replace FM. (Part# AAMPM10900)
- Replace DFCB.(Part# AAMPH00105)