How Can We Help?
72-85 (bizhub C750i)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
When FS-539SD is installed
Contents
| JAM type | Misfeed at SD transport section (When FS-539SD is installed) | |
| JAM code | 72-85 | |
| JAM detection timing | 72-85: The SD entrance sensor (PS101) is not turned ON (blocked) even after the lapse of a given period of time after the leading edge of the paper has turned ON the saddle exit sensor (PS5). | |
| Misfeed processing location | -Front door -Stacker unit | |
| Relevant parts | -SD entrance sensor (PS101) -Saddle exit sensor (PS5) -SD control board (SDCB) -FS control board (FSCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS5 I/O check, sensor check | FSCB J5-2 (ON) | FS-539/FS-539SD 16-K |
| 3 | PS101 I/O check, sensor check | SDCB J4-3 (ON) | FS-539/FS-539SD 5-L |
| 4 | Replace SDCB. (Part# A3ERPP6J03) | – | – |
| 5 | Replace FSCB. (Part# AAR4PP8201) | – | – |
When FS-540SD is installed
Contents
| JAM type | Misfeed at SD transport section (When FS-540SD is installed) | |
| JAM code | 72-85 | |
| JAM detection timing | 72-85: The SD entrance sensor (PS101) is not turned ON (blocked) even after the set period of time has elapsed after the SD discharge sensor (PS35) is turned ON by the paper. | |
| Misfeed processing location | -Front door -Stacker unit | |
| Relevant parts | -SD discharge motor (M16) -SD entrance sensor (PS101) -SD discharge sensor (PS35) -SD control board (SDCB) -FS control board (FSCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS35 I/O check, sensor check | FSCB J14<B>-2 (ON) | FS-540/FS-540SD 17-K to L |
| 3 | PS101 I/O check, sensor check | SDCB J4-3 (ON) | FS-540/FS-540SD 4-K |
| 4 | M16 operation check | FSCB J8<B>-1 to 4 | FS-540/FS-540SD 8-D |
| 5 | Replace SDCB. (Part# A3ERPP6J03) | – | – |
| 6 | Replace FSCB. (Part# AAR5PPD401) | – | – |