Tray3 Take-Up And Vertical Transport Misfeed (Pc-101/Pc201) - Konica Minolta Bizhub C350 Service Manual

bizhub C350 Field Service Ver. 2.0 April 2004
1.3.5

Tray3 Take-up and Vertical Transport Misfeed (PC-101/PC201)

A. Detection Timing
Type
The leading edge of the paper does not block the Tray3 Vertical Transport Sensor
(PC117-PF) even after the lapse of a given period of time after the Tray3 Paper
Misfeed detected at
Feed Motor has been energized.
Tray3 take-up or
Vertical Transport
The Tray2 Vertical Transport Sensor (PC108) is not blocked even after the lapse
Section
of a given period of time after the paper has blocked the Tray3 Vertical Transport
Sensor (PC117-PF).
The Tray3 Vertical Transport Sensor (PC117-PF) is blocked when the Power
Switch is turned ON, a door or cover is opened and closed, or a misfeed or mal-
function is reset.
Paper left at Tray3
The Tray3 Paper Take-Up Sensor (PC116-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 The Tray3 Vertical Transport Sensor (PC117-PF) is not unblocked even after the
delayed deactiva- lapse of a given period of time after it has been blocked by the paper.
tion of sensor
B. Action
Tray3 Paper Take-Up Sensor (PC116-PF)
Tray3 Vertical Transport Sensor (PC117-PF)
Tray2 Vertical Transport Sensor (PC108)
Tray3 Paper Feed Motor (M122-PF)
Step
1 Initial check items
2 PC116-PF I/O check, Sensor check
3 PC117-PF I/O check, Sensor check
4 PC108 I/O check, Sensor check
5 M122-PF operation check
6 Change PWB-C2 PF
Relevant Electrical Parts
Main Control Board (PWB-C2 PF)
Action
4-9
Description
WIRING DIAGRAM
Control Signal
—
PWB-C2 PF PJ6C2 PF-8
PWB-C2 PF PJ6C2 PF-11
PWB-MC PJ12MC-6A (ON)
PWB-C2 PF PJ5C2 PF-1 ~ 4
—
Jam Display
Location
(Electrical
Component)
—
PC-201 3-F
PC-201 3-F
2-E
PC-201 3-E
—