C8101 (bizhub C554/C454)
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Contents
| Trouble type | Before reading pressure welding alienation mechanism trouble |
| Trouble code | C8101 |
| Rank | B |
| Detection timing | During a pressure motion being performed, the document reading sensor (PS6) output does not change from H to L.During a retraction motion being performed, the document reading sensor (PS6) output does not change from L to H. |
| Trouble isolation | – |
| Relevant electrical parts | -Reading roller release motor (M4) -Document reading sensor (PS6) -DF control board (DFCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the connector between M4-DFCB J18 for proper connection and correct as necessary. | – | – |
| 2 | Check the connector of M4 for proper drive coupling, and correct as necessary. | – | – |
| 3 | Check the connector between PS6-DFCB J10 for proper connection and correct as necessary. | – | – |
| 4 | PS6 I/O check, sensor check | DFCB J10-3 (ON) | DF-701 2-G |
| 5 | M4 operation check | DFCB J18-4 to 5 | DF-701 1-G |
| 6 | Replace M4 (Part# A3CEPP5700) | – | – |
| 7 | FSCB F8 conduction check | – | – |
| 8 | Replace DFCB (Part# A3CEPP4900) | – | – |
- Link to the wiring diagram (N.2. DF-701)
- Link to the layout drawings for related parts by each trouble code (S.117. C8101)
K3.12.1 (Link to the Field Service Manual)