C11B5: Side Staple 1 Drive Failure; C11B6: Side Staple 2 Drive Failure; C11D0: Crease Motor Drive Failure - Konica Minolta bizhub C250 Service Manual

Field Service Ver. 1.0 Aug. 2006
10.2.5

C11B5: Side staple 1 drive failure

10.2.6

C11B6: Side staple 2 drive failure

Staple unit 1
Staple unit 2
Step
Check the staple units 1 and 2 connectors
1 for proper connection and correct as nec-
essary.
Check staple units 1 and 2 for proper drive
2
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
10.2.7

C11D0: Crease motor drive failure

Crease motor (M10-SK)
Crease roller home position sensor (PC22-SK)
Step
Check the M10-SK connector for proper
1
connection and correct as necessary.
Check M10-SK for proper drive coupling
2
and correct as necessary.
3 M10-SK operation check
4 PC22-SK sensor check
5 Change PWB-C SK
Relevant electrical parts
Action
Relevant electrical parts
Action
Main control board (PWB-C SK)
WIRING DIAGRAM
Control signal
—
—
—
—
—
Main control board (PWB-C SK)
WIRING DIAGRAM
Control signal
—
—
PWB-C SK PJ3C SK-1 to 2
PWB-C SK PJ2C SK-3 (ON)
—
10. Malfunction code
Location
(Electrical
component)
—
—
—
—
—
Location
(Electrical
component)
—
—
SD-503 C-7
SD-503 C-7
—
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