Konica-Minolta bizhub C351
Troubleshooting. Jam 03. Tray 2 take-up, Vertical Transport, Multiple Bypass take-up
Detection timing
| Type | Description |
|---|---|
| Tray 2 take-up, Vertical Transport misfeed detection | The leading edge of the paper does not block the Tray 2 Vertical Transport Sensor (PC108) even after the lapse of a given period of time after the Tray 2 Paper Feed Motor has been energized. |
| The Registration Roller Sensor (PC28) is not blocked even after the lapse of a given period of time after the paper has blocked the Tray 2 Vertical Transport Sensor (PC108). | |
| Misfeed detected at Bypas | The leading edge of the paper does not block the Tray 2 Vertical Transport Sensor (PC108) even after the lapse of a given period of time after the Bypass Paper Feed Clutch has been energized. |
| Paper left at Tray 2 or Bypass | Tray 2 Vertical Transport Sensor (PC108) 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. |
| Paper left at Tray 2 | Tray 2 Paper Take-Up Sensor (PC107) 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. |
Tray 2 take-up, Vertical Transport
Relevant electrical parts
Tray 2 Paper Take-Up Sensor (PC107)
Tray 2 Vertical Transport Sensor (PC108)
Registration Roller Sensor (PC28)
Tray 2 Paper Feed Motor (M102)
Tray 2 Board (PWB-Z)
Action
| Step | Action | Control signal | Location |
|---|---|---|---|
| 1 | Initial check items. | ||
| 2 | PC107 I/O check, Sensor check | PWB-Z PJ6Z-8 (ON) | T to U-26 |
| 3 | PC108 I/O check, Sensor check | PWB-Z PJ6Z-11 (ON) | T to U-27 |
| 4 | PC28 I/O check, Sensor check | PWB-MC PJ24MC-6 (ON) | C to D-3 |
| 5 | M102 operation check | PWB-Z PJ5Z-1 to 4 | T to U-22 |
| 6 | Change PWB-Z |
Manual Bypass take-up
Relevant electrical parts
Tray 2 Vertical Transport Sensor (PC108)
Bypass Paper Feed Clutch (CL101)
Tray 2 Board (PWB-Z)
Action
| Step | Action | Control signal | Location |
|---|---|---|---|
| 1 | Initial check items. | ||
| 2 | PC108 I/O check, Sensor check | PWB-Z PJ6Z-11 (ON) | T to U-27 |
| 3 | CL101 operation check | PWB-Z PJ7Z<B>-14 (ON) | T to U-24 |
| 4 | Change PWB-Z |