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C8101 (bizhub C554e/C454e)
Contents
| Trouble type | Before reading pressure welding alienation mechanism trouble |
| Trouble code | C8101 |
| Rank | B |
| Detection timing | • During a pressure motion being performed, the reading roll position sensor (PS4) output does not change from H to L. • During a retraction motion being performed, the reading roll position sensor (PS4) output does not change from L to H. |
| Trouble isolation | – |
| Relevant electrical parts | • Reading roller release motor (M4) • Reading roll position sensor (PS4) • 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 PS4-DFCB J18 for proper connection and correct as necessary. | – | – |
| 4 | PS4 I/O check, sensor check | DFCB J18-3 (ON) | DF-701 1-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.120. C8101)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.12.1 (Link to the Field Service Manual)