66-07 (bizhub 754e/654e)
Contents
| JAM type | DF image reading section | 
| JAM code | 66-07 | 
| Detection timing | Due to a remaining sheet of paper that has not been detected by sensors, before the start of a job, a sensor detects the sheet at an unexpected timing. | 
| Misfeed processing location | • Feed cover • Transportation cover • Opening and closing guide | 
| Relevant parts | • Reading motor (M1) • Reading roller pressure/retraction motor (M6) • Registration sensor (PS5) • Before read sensor (PS6) • DF control board (DFCB) | 
(2)Procedure
| Step | Action | Control signal | Location of electrical component | 
| 1 | Initial check items | – | – | 
| 2 | Make the adjustment of original stop position. | – | – | 
| 3 | PS5 I/O check, sensor check | DFCB CN4-14 (ON) | DF-702 9-C | 
| 4 | PS6 I/O check, sensor check | DFCB CN9-5 (ON) | DF-702 3 to 4-C | 
| 5 | M1 operation check | DFCB CN15-1 to 4 | DF-702 2-C | 
| 6 | M6 operation check | DFCB CN4-19 (ON) | DF-702 10-C | 
| 7 | DFCB ICP1 or ICP16 conduction check | – | – | 
| 8 | Replace DFCB (Part# A3CKH00102) | – | – | 
- Link to the wiring diagram (N.2.1 Reverse automatic document feeder DF-702)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.1.9.4 (Link to the Field Service Manual)
