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C3305 (bizhub C754e/C654e)
Contents
| Trouble type | Switchback paper cooling fan’s failure to turn |
| Trouble code | C3305 |
| Rank | B |
| Detection timing | The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning. |
| Trouble isolation | – |
| Relevant electrical parts | • Switchback paper cooling fan (FM4) • Paper feed/transport drive board (PFTDB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between FM4-relay CN282-relay CN280-relay CN279-PFTDB CN10 for proper connection and correct as necessary. | – | – |
| 2 | Check the fan for possible overload and correct as necessary. | – | – |
| 3 | FM4 operation check | PFTDB CN10-11 (LOCK) | 6-P |
| 4 | Replace FM4 (Part# 9J06M10000) | – | – |
| 5 | PFTDB ICP9 conduction check | – | – |
| 6 | Replace PFTDB (Part# A2X0H00202) | – | – |
- Link to the wiring diagram (N.1. bizhub C754e/C654e)
- Link to the layout drawings for related parts by each trouble code (S.71. C3305)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.8.5 (Link to the Field Service Manual)