Misfeed At Image Transfer Section - Konica Minolta bizhub 250 Service Manual

18. Jam Display
18.3.3

Misfeed at Image Transfer section

A. Detection Timing
Type
Detection of misfeed at
Image Transfer section
Detection of paper left in
Image Transfer section
B. Action
Synchronizing Roller Sensor (PC1)
Paper Exit Sensor (PC4)
Synchronizing Roller Clutch (CL1)
Step
1 Initial check items
2 PC1 I/O check
3 PC4 I/O check
4 CL1 operation check
5 Change PWB-A
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The Paper Exit Sensor (PC4) is not blocked even after the set period of
time has elapsed after the Synchronizing Roller Clutch (CL1) is set to OFF.
The Synchronizing Roller Sensor (PC1) is not blocked even after the set
period of time has elapsed after the sensor has been unblocked by the
paper.
The Synchronizing Roller Sensor (PC1) is blocked when the Main Power
Switch is set to ON, a door or cover is opened and closed, or a misfeed or
malfunction is reset.
Relevant Electrical Parts
Mechanical Control Board (PWB-A)
Action
Field Service Ver. 1.0 Aug. 2005
Description
WIRING DIAGRAM
Control Signal
-
PWB-A PJ11A-5 (ON)
PWB-A PJ18A-11 (ON)
PWB-A PJ11A-2 (ON)
-
Location
(Electrical
Component)
-
M-8
M-12
M-9
-