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C5306 (bizhub 554e/454e)
Contents
| Trouble type | IH coil cooling fan’s failure to turn | |
| Trouble code | C5306 | |
| Rank | B | |
| Detection timing | <bizhub 554e> The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning. | |
| Trouble isolation | – | |
| Relevant electrical parts | • IH coil cooling fan (FM7) • Expansion control board (EXCB) • Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between FS7-relay CN77-EXCB CN5 for proper connection and correct as necessary. | – | – |
| 2 | Check the fan for possible overload and correct as necessary. | – | – |
| 3 | FM7 operation check | EXCB CN5-1 (REM)EXCB CN5-3 (LOCK) | 23-T |
| 4 | Replace FM7 (Part# 9J06M10000) | – | – |
| 5 | EXCB ICP1 conduction check | – | – |
| 6 | Replace EXCB (Part# A5AYH00501) | – | – |
| 7 | Replace PRCB (554e Part# A61EH00101 / 454e Part# A61DH00101) | – | – |
- Link to the wiring diagram (N.1. bizhub 554e/454e)
- Link to the layout drawings for related parts by each trouble code (S.87. C5306)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.10.3 (Link to the Field Service Manual)