Code: 7222; Code: 7223 - Konica Minolta bizhub C650 Service Manual

Field Service Ver. 6.0 May 2008
9.3.8

Code: 7222

A. Detection timing
The tray2 paper exit sensor (PS1) is not turned ON even after the set period of time has elapsed after
the FNS entrance sensor (PS4) is turned ON by the paper (while in exiting paper in the finishing tray2).
B. Action
FNS entrance sensor (PS4)
Tray2 paper exit sensor (PS1)
Step
1 Initial check items
5
2 PS4 I/O, sensor check
5
3 PS1 I/O, sensor check
4 FSCB replacement
9.3.9

Code: 7223

A. Detection timing
The tray2 paper exit sensor (PS1) is not turn OFF even after the set period of time has elapsed after it
turns ON (while in exiting paper in the finishing tray2).
B. Action
Tray2 paper exit sensor (PS1)
Step
1 Initial check items
5
2 PS1 I/O, sensor check
3 FSCB replacement
Description
Relevant electrical parts
FNS control board (FSCB)
Action
Description
Relevant electrical parts
FNS control board (FSCB)
Action
WIRING DIAGRAM
Control signal
—
FSCB CN7<A>-13 (ON)
FSCB CN7<B>-2 (ON)
—
WIRING DIAGRAM
Control signal
—
FSCB CN7<B>-2 (ON)
—
9. Jam display
Location
(Electrical
component)
—
FS-517/518/608
C-2
FS-517/518/608
C-2 to 3
—
Location
(Electrical
component)
—
FS-517/518/608
C-2 to 3
—
111
5