Stapler Section Misfeed; Paper Stack Exit Section Misfeed - Konica Minolta bizhub C250 Service Manual

Field Service Ver. 1.0 Jul. 2005
7.3.5

Stapler section misfeed

A. Detection timing
Type
The Staple Drive Home Position Sensor (PI19-FN) is not turned OFF or does not
Stapler section
return to its home position even after the set period of time after the stapler has
misfeed detection
been driven.
B. Action
Staple Drive Home Position Sensor (PI19-FN)
Step
1 Initial check items
2 PI19-FN I/O, sensor check
3 PWB-A FN replacement
7.3.6

Paper Stack Exit section misfeed

A. Detection timing
Type
Paper stack exit The Finisher Tray Sensor (PI6-FN) remains activated when a copy stack, which
section misfeed has been stapled together, is fed out.
detection
B. Action
Exit Motor (M3-FN)
Finisher Tray Sensor (PI6-FN)
Step
1 Initial check items
2 PI6-FN I/O, sensor check
3 M3-FN operation check
4 PWB-A FN replacement
Relevant electrical parts
Action
Relevant electrical parts
Action
Description
Finisher Control Board (PWB-A FN)
WIRING DIAGRAM
Control signal
—
—
—
Description
Control Board (PWB-A FN)
WIRING DIAGRAM
Control signal
—
PWB-A FN CN5A FN-3 (ON)
PWB-A FN CN13A FN-3 to 6
—
7. Jam Display
Location
(Electrical
components)
—
—
—
Location
(Electrical
components)
—
FS-603 G-5
FS-603 B-4
—
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