Konica Minolta Bizhub C350 Service Manual page 458

Jam Display
1.4.2 Tray4 Paper Take-Up section misfeed (PC-201)
A. Detection timing
Type
The leading edge of the paper does not block the Tray4 Vertical Transport Sensor
(PC126-PF) even after the set period of time has elapsed after the Tray4 Paper
Feed Motor (M123-PF) is energized.
Tray4 Paper Take-
The Tray3 Vertical Transport Sensor (PC117-PF) is not blocked even after the
Up section misfeed
lapse of a given period of time after the Tray4 Vertical Transport Sensor (PC126-
detection
PF) has been blocked by a paper.
The Tray4 Vertical Transport Sensor (PC126-PF) is not unblocked even after the
lapse of a given period of time after PC126-PF has been blocked by a paper.
The Tray4 Vertical Transport Sensor (PC126-PF) is blocked when the Power
Switch is set to ON, a door or cover is opened and closed, or a misfeed or mal-
Tray4
function is reset.
detection of paper
The Tray4 Paper Take-Up Sensor (PC125-PF) is blocked when the Power Switch
remaining
is set to ON, a door or cover is opened and closed, or a misfeed or malfunction is
reset.
B. Action
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)
Step
1 Initial check items
2 PC125-PF I/O, sensor check
3 PC126-PF I/O, sensor check
4 PC117-PF I/O, sensor check
5 M123-PF operation check
6 PWB-C2 PF replacement
Relevant electrical parts
Action
4-4
bizhub C350 Field Service Ver.1.0 Mar. 2004
Description
Main Control Board (PWB-C2 PF)
WIRING DIAGRAM
Control signal
-
PWB-C2 PF PJ10C2 PF-8
PWB-C2 PF PJ11C2 PF-2
PWB-C2 PF PJ6C2 PF-11
-
-
Location
(Electrical compo-
nents)
-
E-8
E-8
F-3
F-8
E-5