72-87 (bizhub C750i)
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When FS-539SD is installed
Contents
| JAM type | Misfeed at SD transport section (When FS-539SD is installed) | |
| JAM code | 72-87 | |
| JAM detection timing | 72-87: The center staple/fold stacker paper detect sensor (PS103) is not turned ON even after the lapse of a given period of time after the leading edge of the paper has turned ON the SD entrance sensor (PS101). | |
| Misfeed processing location | -Front door -Stacker unit | |
| Relevant parts | -SD transport motor (M101) -SD entrance sensor (PS101) -Center staple/fold stacker paper detect sensor (PS103) -SD control board (SDCB) -FS control board (FSCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS101 I/O check, sensor check | SDCB J4-3 (ON) | FS-539/FS-539SD 5-L |
| 3 | PS103 I/O check, sensor check | SDCB J7-12 (ON) | FS-539/FS-539SD 5-P |
| 4 | M101 operation check | SDBC J5-8 to 11 | FS-539/FS-539SD 3-L |
| 5 | Replace SDCB. (Part# A3ERPP6J03) | – | – |
| 6 | Replace FSCB. (Part# AAR4PP8201) | – | – |
When FS-540SD is installed
Contents
| JAM type | Misfeed at SD transport section (When FS-540SD is installed) | |
| JAM code | 72-87 | |
| JAM detection timing | 72-87: The center staple/fold stacker paper detect sensor (PS103) is not turned ON even after the lapse of a given period of time after the leading edge of the paper has turned ON the SD entrance sensor (PS101). | |
| Misfeed processing location | -Front door -Stacker unit | |
| Relevant parts | -SD transport motor (M101) -SD entrance sensor (PS101) -Center staple/fold stacker paper detect sensor (PS103) -SD control board (SDCB) -FS control board (FSCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS101 I/O check, sensor check | SDCB J4-3 (ON) | FS-540/FS-540SD 4-K |
| 3 | PS103 I/O check, sensor check | SDCB J7-12 (ON) | FS-540/FS-540SD 5-P |
| 4 | M101 operation check | SDBC J5-8 to 11 | FS-540/FS-540SD 3-K |
| 5 | Replace SDCB. (Part# A3ERPP6J03) | – | – |
| 6 | Replace FSCB. (Part# AAR5PPD401) | – | – |