66-54 (bizhub C759/C659)
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Contents
| JAM type | DF controller jam | |
| JAM code | 66-54 | |
| JAM detection timing | The lift up lower sensor (PS3) is not blocked after a lapse of a given time after the last sheet of original is fed out. | |
| Misfeed processing location | -Transportation cover -Opening and closing guide | |
| Relevant parts | -Take-up motor (M1) -Registration motor (M2) -Reading motor (M3) -Paper feed motor (M4) -Reading roller pressure/retraction motor (M6) -After separate sensor (PS4) -Registration sensor (PS5) -Before read sensor (PS6) -Exit sensor (PS7) -DF control board (DFCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS4 I/O check, sensor check | DFCB CN6-5 (ON) | DF 11-C |
| 3 | PS5 I/O check, sensor check | DFCB CN6-17 (ON) | DF 9-J |
| 4 | PS6 I/O check, sensor check | DFCB CN11-3 (ON) | DF 1-C |
| 5 | PS7 I/O check, sensor check | DFCB CN13-3 (ON) | DF 7-C |
| 6 | M1 load check -Check code: 60 -Multi code: 1, 2, 3 | DFCB CN3-1 to 4 | DF 12-C |
| 7 | M2 load check -Check code: 60 -Multi code: 17, 18, 19, 20 | DFCB CN3-5 to 8 | DF 11-C |
| 8 | M3 load check -Check code: 60 -Multi code: 33, 34, 35 | DFCB CN2-1 to 6 | DF 12-C |
| 9 | M4 load check -Check code: 60 -Multi code: 49, 50, 51, 52 | DFCB CN15-1 to 4 | DF 11-C |
| 10 | M6 load check -Check code: 60 -Multi code: 81, 82 | DFCB CN4-1 to 2 | DF 10-C |
| 11 | Replace DFCB. (Part# A782H0010A) | – | – |
L.1.9.7 (Link to the Field Service Manual)