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19. TROUBLE CODE
Field Service Ver. 2.0 Jul. 2009
796
TROUBLESHOOTING
19.5.75
C2257: Cleaner motor’s failure to turn
19.5.76
C2258: Cleaner motor’s turning at abnormal timing
19.5.77
C2259: K developing motor’s failure to turn
19.5.78
C225A: K developing motor’s turning at abnormal timing
Relevant parts
Cleaner motor (M38)
Printer control board (PRCB)
Step
Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1
Check the M38 connector for proper
connection and correct as necessary.
—
—
2
Check the M38 connector for proper drive
coupling and correct as necessary.
—
—
3
Check the PRCB connector for proper
connection and correct as necessary.
—
—
4
M38 operation check
PRCB CN2-3 (REM)
PRCB CN2-6 (LOCK)
K-11
5
Change M38
—
—
6
PRCB ICP18 conduction check
—
—
7
Change PRCB
—
—
Relevant parts
K developing motor (M19)
Printer control board (PRCB)
Step
Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1
Check the M19 connector for proper
connection and correct as necessary.
—
—
2
Check the M19 connector for proper drive
coupling and correct as necessary.
—
—
3
Check the PRCB connector for proper
connection and correct as necessary.
—
—
4
M19 operation check
PRCB CN34-1 (REM)
PRCB CN34-4 (LOCK)
K-2
5
Change M19
—
—
6
PRCB ICP14 conduction check
—
—
7
Change PRCB
—
—
Service Manual Y110571-1
Содержание d-color MF651
Страница 1: ...d Color MF651 d Color MF551 d Color MF451 Color Printer SERVICE MANUAL Code Y110571 1...
Страница 24: ...MEASURES TO TAKE IN CASE OF AN ACCIDENT S 22 Blank Page...
Страница 27: ...d Color MF651 d Color MF551 d Color MF451 Color Printer SERVICE MANUAL Code Y110571 1...
Страница 511: ...Field Service Ver 2 0 Jul 2009 10 UTILITY 451 ADJUSTMENT SETTING Blank Page Y110571 1 Service Manual...
Страница 716: ...16 MECHANICAL ADJUSTMENT Field Service Ver 2 0 Jul 2009 656 ADJUSTMENT SETTING Blank Page Service Manual Y110571 1...
Страница 1053: ...UPDATING STATUS DATE UPDATED PAGES PAGES CODE 10 2009 1ST EDITION 1053053 Y110571 1...