Konica-Minolta bizhub C350

Detection timing

Type	Description
Misfeed detected at Tray4 take-up or Vertical Transport Section	The leading edge of the paper does not block the Tray4 Vertical Transport Sensor (PC126-PF) even after the lapse of a given period of time after the Tray4 Paper Feed Motor has been energized.
	The Tray3 Vertical Transport Sensor (PC117-PF) is not blocked even after the lapse of a given period of time after the paper has blocked the Tray4 Vertical Transport Sensor (PC126-PF).
Paper left at Tray4	The Tray4 Vertical Transport Sensor (PC126-PF) is blocked when the Power Switch is turned ON, a door or cover is opened and closed, or a misfeed or malfunction is reset.
	The Tray4 Paper Take-Up Sensor (PC125-PF) is blocked when the 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 Tray4 Paper Take-Up Sensor (PC125-PF) is not unblocked even after the lapse of a given period of time after it has been blocked by the paper.

Relevant electrical parts

Tray4 Paper Take-Up Sensor (PC125-PF)
Tray4 Vertical Transport Sensor (PC126-PF)
Tray3 Vertical Transport Sensor (PC117-PF)
Tray4 Paper Feed Motor (M123-PF)

Main Control Board (PWB-C2 PF)

Action

Step	Action	Control signal	Location
1	Initial check items.
2	PC125-PF I/O check, Sensor check	PWB-C2 PF PJ10C2 PF-8	PC-201 8-D
3	PC126-PF I/O check, Sensor check	PWB-C2 PF PJ11C2 PF-2	PC-201 8-E
4	PC117-PF I/O check, Sensor check	PWB-C2 PF PJ6C2 PF-11	PC-201 3-F
5	M123-PF operation check	PWB-C2 PF PJ9C2 PF-1 ~ 4	PC-201 8-F
6	Change PWB-C2 PF