Konica-Minolta bizhub 250
Troubleshooting. Jam 4. Misfeed at Fusing/Paper Exit section
Detection timing
Type | Description |
---|---|
Detection of misfeed at Fusing/Paper Exit section | The Paper Exit Sensor (PC4) is not unblocked even after the set period of time has elapsed after the Synchronizing Roller Sensor (PC1) has been blocked by the paper. |
The Switch Back Unit Sensor (PC26) is not unblocked even after the set period of time has elapsed after the Paper Exit Sensor (PC4) has been unblocked by the paper. | |
Detection of paper left in Fusing/Paper Exit section | The Paper Exit Sensor (PC4) 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)
Paper Exit Sensor (PC4)
Switch Back Unit Sensor (PC26)
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 | PC4 I/O check | PWB-A PJ18A-11 (ON) | M-12 |
4 | PC26 I/O check | PWB-A PJ19A-9 (ON) | M-5 |
5 | Change PWB-A |