FS-501 Field Service Ver2.0 Sep. 2004
Trouble code
4-9
IV
T
rou
b
lsh
oot
in
g
2.3
Solution
2.3.1
C0B20:Stapling Unit Moving Motor (M6-FN) drive malfunction
A. Detection timing
B. Action
Malfunction code
Description
C0B20
The Staple Home Position Sensor (PC14-FN) does not go HIGH even after the
lapse of a given period of time after M6-FN has been energized (to return the Sta-
pling Unit to its home position).
Relevant electrical parts
Staple Home Position Sensor (PC14-FN)
Stapling Unit Moving Motor (M6-FN)
Control Board (PWB-A FN)
Step
Action
WIRING DIAGRAM
Control signal
Location
(Electrical compo-
nents)
1
Check the motor and sensor connectors
for proper connection, and correct as
necessary.
-
-
2
Check the connector of motor for proper
drive coupling, and correct as neces-
sary.
-
-
3
PC14-FN I/O, sensor check
PWB-A FN PJ22A FN-3
I-7
4
Turn OFF the Power Switch, move the
Stapling Unit out of its home position,
and turn ON the Power Switch. Opera-
tion check of the Stapling Unit Moving
Motor (M6-FN) at this time.
-
A-4
5
PWB-A FN replacement
-
E-5
Содержание FS-501
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