Oki MC160MFP Maintenance Manual page 185

Oki Data CONFIDENTIAL
17.3 Solution 18.3 Solution
17.3.1 0001: Transport motor malfunction
18.3.1 0001: Transport motor malfunction
Relevant electrical parts
Transport motor (M1)
Step Action
Check the M1 connector for proper connec-
1
tion and correct as necessary.
Check M1 for proper drive coupling and
2
correct as necessary.
Check the PRCB connector for proper con-
3
nection and correct as necessary.
4 M1 operation check
5 Change M1.
6 Change PRCB.
7 Change DCPU.
17.3.2 18.3.2 001B: Developing motor malfunction 001B: Developing motor malfunction
Relevant electrical parts
Developing motor (M3)
Driving unit
Step Action
Check the developing motor connector for
1 proper connection and correct as neces-
sary.
Check the PRCB connector for proper con-
2
nection and correct as necessary.
3 M3 operation check
4 Change M3.
5 Change PRCB.
6 Change DCPU.
44292401TH Rev.1
Print control board (PRCB)
DC power supply (DCPU)
WIRING DIAGRAM
Location (electri-
Control signal
cal component)
PRCB PJ8-1 to 6 C-2
Print control board (PRCB)
DC power supply (DCPU)
WIRING DIAGRAM
Location (electri-
Control signal
cal component)
PRCB PJ5-1 to 4 C-12
18.3.3 004C: Ozone ventilation fan motor malfunction
17.3.3 004C: Ozone ventilation fan motor malfunction
Relevant electrical parts
Ozone ventilation fan motor (FM2)
Step Action
Check the FM2 connector for proper con-
1
nection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
3 FM2 operation check
4 Change FM2.
5 Change PRCB.
18.3.4 004E: DC power supply fan motor malfunction
17.3.4 004E: DC power supply fan motor malfunction
Relevant electrical parts
DC power supply fan motor (FM1)
Step Action
Check the FM1 connector for proper con-
1
nection and correct as necessary.
Check the fan for possible overload and
2
correct as necessary.
FM1 operation check
3
4 Change FM1.
5 Change PRCB.
18.3.5 0092: Transfer belt rotation failure
17.3.5 0092: Transfer belt rotation failure
Relevant electrical parts
Belt positioning sensor (PS6)
Imaging cartridge
Step Action
Check the PRCB connector for proper con-
1
nection and correct as necessary.
2 PS6 sensor check
3 Change imaging cartridge.
4 Change PRCB.
TROUBLESHOOTING
Print control board (PRCB)
WIRING DIAGRAM
Location (electri-
Control signal
cal component)
PRCB PJ16-1 (REM)
C-4
PRCB PJ16-3 (LOCK)
Print control board (PRCB)
WIRING DIAGRAM
Location (electri-
Control signal
cal component)
HV CN2-1 (REM)
B-4 to 5
HV CN2-3 (LOCK)
Print control board (PRCB)
WIRING DIAGRAM
Location (electri-
Control signal
cal component)
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