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19. TROUBLE CODE
Field Service Ver. 2.0 Jul. 2009
762
TROUBLESHOOTING
19.5.8
C0301: Suction fan motor’s failure to turn
19.5.9
C0351: Paper cooling fan trouble
Relevant parts
Suction fan motor (FM1)
Paper feed/transport drive board (PFTDB)
Step
Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1
Check the FM1 connector for proper con-
nection and correct as necessary.
—
—
2
Check the fan for possible overload and
correct as necessary.
—
—
3
FM1 operation check
PFTDB CN5-3 (REM)
PFTDB CN5-5 (LOCK)
Q-6
4
Change FM1
—
—
5
PFTDB ICP2 conduction check
—
—
6
Change PFTDB
—
—
Relevant parts
Paper cooling fan motor (FM13)
Printer control board (PRCB)
Step
Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1
Check the FM13 connector for proper con-
nection and correct as necessary.
—
—
2
Check the fan for possible overload and
correct as necessary.
—
—
3
FM13 operation check
PRCB CN15-7 (REM)
PRCB CN15-9 (LOCK)
K-7
4
Change FM13
—
—
5
PRCB ICP6 conduction check
—
—
6
Change PRCB
—
—
Service Manual Y110571-1
Summary of Contents for d-color MF651
Page 1: ...d Color MF651 d Color MF551 d Color MF451 Color Printer SERVICE MANUAL Code Y110571 1...
Page 24: ...MEASURES TO TAKE IN CASE OF AN ACCIDENT S 22 Blank Page...
Page 27: ...d Color MF651 d Color MF551 d Color MF451 Color Printer SERVICE MANUAL Code Y110571 1...
Page 1053: ...UPDATING STATUS DATE UPDATED PAGES PAGES CODE 10 2009 1ST EDITION 1053053 Y110571 1...