C5102: Transport Motor's Failure To Turn; C5103: Transport Motor's Turning At Abnormal Timing; C5351: Power Supply Cooling Fan Motor's Failure To Turn - Konica Minolta Magicolor 8650 Service Manual

Field Service Ver. 2.0 Nov. 2007
14.5.54

C5102: Transport motor's failure to turn

14.5.55

C5103: Transport motor's turning at abnormal timing

Transport motor (M1)
Step
Check the M1 connector for proper
1
connection and correct as necessary.
Check M1 for proper drive coupling and
2
correct as necessary.
Check the PRCB connector for proper
3
connection and correct as necessary.
4 M1 operation check
5 Change M1
6 Change PRCB
14.5.56

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

Power supply cooling fan motor (FM5)
Step
Check the FM5 connector for proper
1
connection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3 FM5 operation check
4 Change FM5
5 Change DCPU
6 Change PRCB
Confidential – for internal use only, do not distribute
Relevant parts
Action
Relevant parts
Action
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
—
PRCB CN34PRCB-10 (REM)
PRCB CN34PRCB-13 (LOCK)
—
—
DC power supply (DCPU)
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
PRCB CN30PRCB-11 (ON)
PRCB CN30PRCB-12 (LOCK)
—
—
—
14. Malfunction code
Location (Electri-
cal component)
—
—
—
D-22
—
—
Location (Electri-
cal component)
—
—
K-8
—
—
—
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