Field Service Ver. 2.0 Jan. 20089. Jam display
45
SD-505
Troubleshooting
9.3.2 Paper bundle exit misfeed
A. Detection timing
B. Action
Type Description
Paper bundle misfeed
detection
The storage tray detecting sensor (PS3) is not turned OFF even after the
set period of time has elapsed after the exit motor (M4) is energized.
The saddle exit sensor (PS20) is not turned ON even after the set period of
time has elapsed after the exit motor (M4) is energized.
The saddle exit sensor (PS20) is not turned OFF even after the set period
of time has elapsed after the saddle exit sensor (PS20) is turned ON.
Relevant electrical parts
Storage tray detect sensor (PS3)
Saddle exit sensor (PS20)
Exit motor (M4)
Saddle exit motor (M8)
SD control board (SDCB)
Step Action
WIRING DIAGRAM
Control signal
Location
(Electrical
component)
1 Initial check items — —
2 PS3 sensor check FSCB PJ14FSCB-8 (ON) FS-519 C-12
3 PS20 sensor check SDCB PJ19SDCB-8 (ON) SD-505 B-2
4 M4 operation check FSCB PJ10FSCB-5 to 8 FS-519 C-3
5 M8 operation check SDCB PJ4SDCB-1 to 2 SD-505 G-6
6 Change SDCB — —
Y108482-2 Service Manual
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