C5353: Cooling Fan Motor/2'S Failure To Turn; C5354: Exhaust Fan Motor's Failure To Turn - Konica Minolta bizhub C353 Service Manual

Field Service Ver. 3.0 Jan. 2008
16.5.58

C5353: Cooling fan motor/2's failure to turn

Cooling fan motor/2 (FM2)
Step
Check the FM2 connector for proper
1
connection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3 FM2 operation check
2
4 Change FM2
5 Change PRCB
16.5.59

C5354: Exhaust fan motor's failure to turn

Exhaust fan motor (FM4)
Step
2
Check the FM4 connector for proper
1
connection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3 FM4 operation check
4 Change FM4
5 Change MFPB
Relevant parts
Action
Relevant parts
Action
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
PRCB CN28-2 (ON)
PRCB CN28-3 (LOCK)
—
—
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
PRCB CN3-14 (ON)
PRCB CN3-16 (LOCK)
—
—
16. Malfunction code
Location (Electri-
cal component)
—
—
D-26
—
—
Location (Electri-
cal component)
—
—
D-6
—
—
533
2