Misfeed At Duplex Unit Take-Up Section - Konica Minolta bizhub 250 Service Manual

Field Service Ver. 1.0 Aug. 2005
18.3.6

Misfeed at Duplex Unit take-up section

A. Detection Timing
Type
Detection of misfeed at
Duplex Unit take-up
section
Detection of paper left in
Duplex Unit take-up
section
B. Action
Synchronizing Roller Sensor (PC1)
Duplex Unit Lower Transport Sensor (PC25)
Step
1 Initial check items
2 PC1 I/O check
3 PC25 I/O check
4 Change PWB-A
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The Synchronizing Roller Sensor (PC1) is not blocked even after the set
period of time has elapsed after the Duplex Unit Lower Transport Sensor
(PC25) has been blocked by the paper.
The Duplex Unit Lower Transport Sensor (PC25) is blocked when the Main
Power Switch is set to ON, a door or cover is opened and closed, or a mis-
feed or malfunction is reset.
Relevant Electrical Parts
Mechanical Control Board (PWB-A)
Action
18. Jam Display
Description
WIRING DIAGRAM
Control Signal
-
PWB-A PJ11A-5 (ON)
PWB-A PJ20A-8 (ON)
-
Location
(Electrical
Component)
-
M-8
M-16
-
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