Paper Bundle Exit Misfeed - Konica Minolta bizhub C250 Service Manual

Field Service Ver. 1.0 Aug. 2006
9.3.2

Paper bundle exit misfeed

A. Detection timing
Type
Paper bundle misfeed
detection
B. Action
Storage tray detect sensor (PC3)
Saddle exit sensor (PC20-SK)
Exit motor (M4)
Saddle exit motor (M8-SK)
Step
1 Initial check items
2 PC3 sensor check
3 PC20-SK sensor check
4 M4 operation check
5 M8-SK operation check
6 Change PWB-C SK
The storage tray detecting sensor (PC3) is not turned OFF even after the
set period of time has elapsed after the exit motor (M4) is energized.
The saddle exit sensor (PC20-SK) is not turned ON even after the set
period of time has elapsed after the exit motor (M4) is energized.
The saddle exit sensor (PC20-SK) is not turned OFF even after the set
period of time has elapsed after the saddle exit sensor (PC20-SK) is
turned ON.
Relevant electrical parts
Action
Description
Main control board (PWB-C SK)
WIRING DIAGRAM
Control signal
—
FSCB PJ14FSCB-8 (ON)
PWB-C SK PJ19C SK-8 (ON)
FSCB PJ10FSCB-5 to 8
PWB-C SK PJ4C SK-1 to 2
—
9. Jam display
Location
(Electrical
component)
—
FS-514 C-12
SD-503 B-2
FS-514 C-3
SD-503 G-6
—
39