10. Malfunction code Field Service Ver. 1.0 Aug. 2005
34
SD-502
Troubleshooting
10.2.5 C11B5: Side Staple 1 Drive Failure
10.2.6 C11B6: Side Staple 2 Drive Failure
10.2.7 C11D0: Crease Motor Drive Failure
Relevant Electrical Parts
Staple Unit 1
Staple Unit 2
Main Control Board (PWB-C SK)
Step Action
WIRING DIAGRAM
Control Signal
Location
(Electrical Component)
1
Check the Staple Unit 1 and 2 con-
nectors for proper connection and
correct as necessary.
--
2
Check Staple Units 1 and 2 for
proper drive coupling, and correct
as necessary.
--
3
Staple Units 1 and 2 operation
check
--
4 Change Staple Units 1 and 2 - -
5 Change PWB-C SK - -
Relevant Electrical Parts
Crease Motor (M10-SK)
Crease Roller Home Position Sensor (PC22-SK)
Main Control Board (PWB-C SK)
Step Action
WIRING DIAGRAM
Control Signal
Location
(Electrical Component)
1
Check the M10-SK connector for
proper connection and correct as
necessary.
--
2
Check M10-SK for proper drive cou-
pling and correct as necessary.
--
3 M10-SK operation check PWB-C SK PJ3C SK-1 to 2 SD-502 D-7
4 PC22-SK I/O check PWB-C SK PJ2C SK-3 (ON) SD-502 D-7
5 Change PWB-C SK - -