Konica-Minolta bizhub 250
Troubleshooting. Jam 6. Misfeed at Duplex Unit take-up section
Detection timing
| Type | Description |
|---|---|
| Detection of misfeed at Duplex Unit take-up section | The Synchronizing Roller Sensor (PC1) is not blocked even after the set period of time has elapsed after the Duplex Unit Lower Transport Sensor (PC25) has been blocked by the paper. |
| Detection of paper left in Duplex Unit take-up section | The Duplex Unit Lower Transport Sensor (PC25) is blocked when the Main Power Switch is set to ON, a door or cover is opened and closed, or a misfeed or malfunction is reset. |
Relevant electrical parts
Synchronizing Roller Sensor (PC1)
Duplex Unit Lower Transport Sensor (PC25)
Mechanical Control Board (PWB-A)
| Step | Action | Control signal | Location |
|---|---|---|---|
| 1 | Initial check items | ||
| 2 | PC1 I/O check | PWB-A PJ11A-5 (ON) | M-8 |
| 3 | PC25 I/O check | PWB-A PJ20A-8 (ON) | M-16 |
| 4 | Change PWB-A |