Oki MC160MFP, Руководство по обслуживанию

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44292401TH Rev.1
187 /
Oki Data CONFIDENTIAL
TROUBLESHOOTING
17.3.18 14A3: IR lamp malfunction 17.3.16 0045: Exit tray cooling fan motor malfunction
18.3.16 0045: Exit tray cooling fan motor malfunction
18.3.17 0650: Scanner home sensor abnormalities
Relevant electrical parts
Exit tray cooling fan motor (FM4) MFP board (MFPB)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1
Check the FM4 connector for proper con-
nection and correct as necessary.
 
2
Check the fan for possible overload and
correct as necessary.
 
3 FM4 operation check
PRCB PJ24-4 (REM)
PRCB PJ24-6 (LOCK)
C-13
4 Change FM4.
 
5 Change MFPB.
 
Relevant electrical parts
Scanner motor (M101) Print control board (PRCB)
DC power supply (DCPU)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1
Check to see if the lock lever of the Scan-
ner unit is unlocked and unlock the lock
lever if it is locked.
 
2
Check the M101 connector for proper con-
nection and correct as necessary.
 
3
Check M101 for proper drive coupling and
correct as necessary.
 
4
Check the PRCB connector for proper con-
nection and correct as necessary.
 
5 M101 operation check. MFPB P2-1 to 4
16
8
0MF: J-12
1690MF: J-6
6 Change PRCB.
 
7 Change DCPU.
 
18.3.18 14A3: IR lamp malfunction
18.3.19 1038: Engine connect error
Relevant electrical parts
Scanner unit MFP board (MFPB)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1
Check the exposure lamp for lighting condi-
tion when the power switch is turned ON
and, if any faulty symptom is evident, cor-
rect the Scanner Unit.
 
2
Check the MFPB connector for proper con-
nection and correct as necessary.
 
3 Change scanner unit.
 
4 Change MFPB.
 
Relevant electrical parts
Print control board (PRCB) MFP board (MFPB)
Step Action
WIRING DIAGRAM
Control signal
Location (electri-
cal component)
1 Turn OFF and ON the power switch.
 
2
Check the PRCB connector for proper con-
nection and correct as necessary.
 
3
Check the MFPB connector for proper con-
nection and correct as necessary.
 
4
Check for proper connection between
PRCB and MFPB and correct as neces-
sary.
 
5 Change MFPB.
 
6 Change PRCB.
 
17.3.17 0650: Scanner home sensor abnormalities
17.3.19 1038: Engine connect error