C5306: Ih Cooling Fan Motor/3'S Failure To Turn; C5351: Power Supply Cooling Fan Motor/1'S Failure To Turn - Konica Minolta bizhub C650 Service Manual

16. Malfunction code
16.5.90

C5306: IH cooling fan motor/3's failure to turn

IH cooling fan motor/3 (FM12)
Step
Check the FM12 connector for proper
1
connection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3 FM12 operation check
4 Change FM12
5 Change PRCB
16.5.91

C5351: Power supply cooling fan motor/1's failure to turn

Power supply cooling fan motor/1 (FM9)
Step
Check the FM9 connector for proper
1
connection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3 FM9 operation check
4 Change FM9
5 Change DCPU
6 Change PRCB
666
Relevant parts
Action
Relevant parts
Action
Field Service Ver. 8.0 Jun. 2008
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
PRCB CN26PRCB-10 (REM)
PRCB CN26PRCB-12 (LOCK)
—
—
DC power supply (DCPU)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
DCPU PJ8DCPU-3 (LOCK)
—
—
—
Location (Electri-
cal component)
—
—
C-15 to 16
—
—
Location (Electri-
cal component)
—
—
R to S-28
—
—
—