Konica-Minolta bizhub C351
Troubleshooting. Jam 04. LCT Take-up and Vertical Transport Misfeed (PC-402)
Detection timing
Type | Description |
---|---|
Misfeed detected at LCT take-up or Vertical Transport Section | The leading edge of the paper does not block the LCT Transport Roller Motor (PC2- LCT) even after the lapse of a given period of time after the Paper Feed Motor has been energized. |
The Tray 2 Vertical Transport Sensor (PC108) is not blocked even after the lapse of a given period of time after the paper has blocked the LCT Transport Roller Motor (PC2-LCT). | |
Paper left at LCT | The LCT Vertical Transport Sensor (PC2-LCT) is blocked when the Main Power Switch is turned ON, a door or cover is opened and closed, or a misfeed or malfunction is reset. |
The Paper Feed Sensor (PC1-LCT) is blocked when the Main Power Switch is turned ON, a door or cover is opened and closed, or a misfeed or malfunction is reset. | |
Misfeed detected as a result of delayed deactivation of sensor | The Tray 2 Vertical Transport Sensor (PC108) is not unblocked even after the lapse of a given period of time after it has been blocked by the paper. |
Relevant electrical parts
Paper Feed Sensor (PC1-LCT)
LCT Vertical Transport Sensor (PC2-LCT)
Tray 2 Vertical Transport Sensor (PC108)
Paper Feed Motor (M1-LCT)
Main Control Board (PWB-C1 LCT)
Action
Step | Action | Control signal | Location |
---|---|---|---|
1 | Initial check items. | ||
2 | PC1-LCT I/O check, Sensor check | PWB-C1 LCT PJ5C1 LCT-2 | PC-402 C-7 to 8 |
3 | PC2-LCT I/O check, Sensor check | PWB-C1 LCT PJ5C1 LCT-5 | PC-402 C-7 |
4 | PC108 I/O check, Sensor check | PWB-Z PJ6Z-11 (ON) | T to U-27 |
5 | M1-LCT operation check | PWB-C1 LCT PJ6C1 LCT-1 to 4 | PC-402 C-8 |
6 | Change PWB-C1 LCT |