Konica-Minolta bizhub C351

Detection timing

Type	Description
Misfeed detected at Tray 3 take-up or Vertical Transport Section	The leading edge of the paper does not block the Tray 3 Vertical Transport Sensor (PC117-PF) even after the lapse of a given period of time after the Tray 3 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 Tray 3 Vertical Transport Sensor (PC117-PF).
Paper left at Tray 3	The Tray 3 Vertical Transport Sensor (PC117-PF) 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 Tray 3 Paper Take-Up Sensor (PC116-PF) 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 3 Vertical Transport Sensor (PC117-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

Tray 3 Paper Take-Up Sensor (PC116-PF)
Tray 3 Vertical Transport Sensor (PC117-PF)
Tray 2 Vertical Transport Sensor (PC108)
Tray 3 Paper Feed Motor (M122-PF)

Main Control Board (PWB-C2 PF)

Action

Step	Action	Control signal	Location
1	Initial check items.
2	PC116-PF I/O check, Sensor check	PWB-C2 PF PJ6C2PF-8 (ON)	PC-202 C-4
3	PC117-PF I/O check, Sensor check	PWB-C2 PF PJ6C2PF-11 (ON	PC-202 C-4
4	PC108 I/O check, Sensor check	PWB-Z PJ6Z-11 (ON)	T to U-27
5	M122-PF operation check	PWB-C2 PF PJ5C2PF-1 to 4	PC-202 C-4
6	Change PWB-C2 PF