72-41 (bizhub C759/C659)
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Contents
| JAM type | Misfeed at ZU section | ||
| JAM code | 72-41 | ||
| JAM detection timing | <When FS-537+ZU-609 or FS-537SD+ZU-609 is installed> When the second fold is started in Z-fold mode, the FNS middle sensor (PS36) is not switched from ON to OFF by the paper after the set period of time has elapsed. | ||
| Misfeed processing location | Front door | ||
| Relevant parts | <When FS-537+ZU-609 or FS-537SD+ZU-609 is installed> -ZU transport motor (M500) -Folding guide motor (M501) -FNS middle sensor (PS36) -ZU drive board (ZUDB) -FS control board (FSCB) |
Procedure
When FS-537+ZU-609 or FS-537SD+ZU-609 is installed
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS36 I/O check, sensor check | FSCB J12<A>-10 (ON) | FS-537/FS-537SD 16-D |
| 3 | M500 operation check | ZUDB CN6-1 to 6 | ZU-609 1 to 2-B |
| 4 | M501 operation check | ZUDB CN6-9 to 12 | ZU-609 2-B |
| 5 | ZUDB ICP1 or ICP2 conduction check. | – | – |
| 6 | Replace ZUDB. (Part# A63GH00100) | – | – |
| 7 | Replace FSCB. (Part# A87HPP9M01) | – | – |
L.1.10.14 (Link to the Field Service Manual)