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66-12 (bizhub 287/227)
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Contents
| JAM type | Misfeed at DF paper feed section | |
| JAM code | 66-12 | |
| JAM detection timing | The size of the original on the tray detected by DF does not match the size of the original detected by the main body. | |
| Misfeed processing location | Left cover | |
| Relevant parts | -Original feed motor (M2) -After separate sensor (PS2) -Original length size sensor/1 (PS6) -Original length size sensor/2 (PS7) -Original width size sensor (VR1) -DF control board (DFCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS2 I/O check, sensor check | DFCB J14-8 (ON) | DF-628 6-G |
| 3 | PS6 I/O check, sensor check | DFCB J12-6 (ON) | DF-628 4-G |
| 4 | PS7 I/O check, sensor check | DFCB J12-5 (ON) | DF-628 4-G |
| 5 | VR1 I/O check, sensor check | DFCB J12-8 (ON) | DF-628 4-G |
| 6 | M2 operation check | DFCB J5-1 to 4 | DF-628 2-B |
| 7 | DFCB F3 conduction check | – | – |
| 8 | Replace DFCB. (Part# A7V7PP0000) | – | – |
- Link to the wiring diagram (DF-628)
K.1.9.2 (Link to the Field Service Manual)