C8302 (bizhub C754/C654)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
| Trouble type | Take-up cooling fan’s failure |
| Trouble code | C8302 |
| Rank | B |
| Detection timing | While the motor is running, the fan lock signal remains HIGH for a predetermined number of times in a row. |
| Trouble isolation | – |
| Relevant electrical parts | -Take-up cooling fan (FM1) -DF control board (DFCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector of FM1-DFCB CN9 for proper connection and correct as necessary. | – | – |
| 2 | Check the fan for possible overload and correct as necessary. | – | – |
| 3 | FM1 operation check | DFCB CN9-9 (LOCK) | DF-702 4-C |
| 4 | Replace FM1 (Part# 9313150021) | – | – |
| 5 | DFCB ICP5 conduction check | – | – |
| 6 | Replace DFCB (Part# A3CKH00102) | – | – |
- Link to the wiring diagram (N.2.1 Reverse automatic document feeder DF-702)
- Link to the layout drawings for related parts by each trouble code (S.106. C8302)
K.3.12.5 (Link to the Field Service Manual)