Field Service Ver. 1.0 Aug. 2005 9. Jam Display
29
SD-502
Troubleshooting
9.3.3 Staple Unit Misfeed
A. Detection Timing
B. Action
Type Description
Staple Unit misfeed
detection
The Staple Home Position Sensor in the Staple Unit is not blocked even
after the set period of time has elapsed after the Staple Motor rotates for-
ward, and then the Staple Motor rotates backward, and the Staple Home
Position Sensor in the Staple Unit is blocked within the set period of time.
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 Initial check items - -
2 Drive Coupling Section check - -
3 I/O Check - -
4 Change Staple Unit 1 - -
5 Change Staple Unit 2 - -
6 Change PWB-C SK - -
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