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C8401 (bizhub C364e/C284e/C224e)
Contents
| Trouble type | Data flash failure |
| Trouble code | C8401 |
| Rank | C |
| Detection timing | Data flash does not access normally |
| Trouble isolation | – |
| Relevant electrical parts | DF control board (DFCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Turn OFF the main power switch, disconnect and then connect the power cord. Wait for 10 sec. or more after connect the power cord, and turn ON the main power switch. | – | – |
| 2 | Check the DFCB connector for proper connection and correct as necessary. | – | – |
| 3 | Rewrite the firmware. | – | – |
| 4 | Replace DFCB (DF-701) (Part# A3CEPP4900) Replace DFCB (DF-624) (Part# A3CFPP5Q00) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.91. C8401, CC156, CC165)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.12.4 (Link to the Field Service Manual)