72-16 (bizhub 750i)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
When FS-539 or FS-539SD is installed
Contents
| JAM type | Misfeed at FS transport section (When FS-539 or FS-539SD is installed) | |
| JAM code | 72-16 | |
| JAM detection timing | 72-16: The FNS entrance sensor (PS4) is not turned ON even after the lapse of a given period of time after the leading edge of the paper has turned ON (blocked) the RU entrance sensor (PS2). | |
| Misfeed processing location | Horizontal transport unit cover | |
| Relevant parts | -RU transport motor (M1) -RU entrance sensor (PS2) -FNS entrance sensor (PS4) -FS control board (FSCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS2 I/O check, sensor check | FSCB J6-7 (ON) | FS-539/FS-539SD 12-K |
| 3 | PS4 I/O check, sensor check | FSCB J4<B>-9 (ON) | FS-539/FS-539SD 15-C |
| 4 | M1 operation check | FSCB J6-1 to 4 | FS-539/FS-539SD 11-K |
| 5 | Replace FSCB. (Part# AAR4PP8201) | – | – |
When FS-540 or FS-540SD is installed
Contents
| JAM type | Misfeed at FS transport section (When FS-540 or FS-540SD is installed) | |
| JAM code | 72-16 | |
| JAM detection timing | 72-16: The FNS entrance sensor (PS34) is not turned ON even after the lapse of a given period of time after the leading edge of the paper has turned ON (blocked) the RU entrance sensor (PS2). | |
| Misfeed processing location | Horizontal transport unit cover | |
| Relevant parts | -RU transport motor (M1) -RU entrance sensor (PS2) -FNS entrance sensor (PS34) -FS control board (FSCB) |
Procedure
| Step | Action | Control signal | Location of electrical component |
|---|---|---|---|
| 1 | Initial check items | – | – |
| 2 | PS2 I/O check, sensor check | FSCB J8<B>-12 (ON) | FS-540/FS-540SD 8-D |
| 3 | PS34 I/O check, sensor check | FSCB J8<A>-5 (ON) | FS-540/FS-540SD 7-D |
| 4 | M1 operation check | FSCB J8<A>-6 to 9 | FS-540/FS-540SD 8-D |
| 5 | Replace FSCB. (Part# AAR5PPD401) | – | – |