72-51 (bizhub 950i/850i)
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Contents
| JAM type | Misfeed at PI section (When FS-540+PI-507 or FS-540SD+PI-507 is installed) | |
| JAM code | 72-51 | |
| JAM detection timing | 72-51 | The PI discharge sensor (PS33) is not turned ON even after the set period of time has elapsed after the paper entrance sensor/Lw (PS206) turns ON (blocked) by a paper. |
| Misfeed processing location | Upper door | |
| Relevant parts | -FNS entry transport motor (M20) -Paper entrance sensor/Lw (PS206) -PI discharge sensor (PS33) -PI drive board (PIDB) -FS control board (FSCB) | |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS206 I/O check, sensor check | PIDB CN53<A>-5 (ON) | PI-507 10-C |
| 3 | PS33 I/O check, sensor check | FSCB J8<A>-3 (ON) | FS-540/FS-540SD 6-D |
| 4 | M20 operation check | FSCB J8<A>-8 to 11 | FS-540/FS-540SD 7-D |
| 5 | PIDB ICP4 conduction check | – | – |
| 6 | Replace PIDB. | – | – |
| 7 | Replace FSCB. | – | – |