10.2 Solution; C11A2: Saddle Exit Roller Pressure/Retraction Failure; C11A4: Saddle Exit Motor Failure - Konica Minolta bizhub C250 Service Manual

Field Service Ver. 1.0 Aug. 2006

10.2 Solution

10.2.1

C11A2: Saddle exit roller pressure/retraction failure

Saddle exit open/close motor (M9-SK)
Saddle exit roller home position sensor (PC18-SK)
Step
Check the M9-SK connector for proper
1
connection and correct as necessary.
Check M9-SK for proper drive coupling and
2
correct as necessary.
3 M9-SK operation check
4 PC18-SK sensor check
5 Change PWB-C SK
10.2.2

C11A4: Saddle exit motor failure

Saddle exit motor (M8-SK)
Step
Check the M8-SK connector for proper
1
connection and correct as necessary.
Check M8-SK for proper drive coupling and
2
correct as necessary.
3 M8-SK operation check
4 Change PWB-C SK
Relevant electrical parts
Action
Relevant electrical parts
Action
Main control board (PWB-C SK)
WIRING DIAGRAM
Control signal
—
—
PWB-C SK PJ4C SK-6 to 7
PWB-C SK PJ9C SK-6 (ON)
—
Main control board (PWB-C SK)
WIRING DIAGRAM
Control signal
—
—
PWB-C SK PJ4C SK-1 to 2
—
10. Malfunction code
Location
(Electrical
component)
—
—
SD-503 G-5 to 6
SD-503 B-2
—
Location
(Electrical
component)
—
—
SD-503 G-6
—
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