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19. TROUBLE CODE
Field Service Ver. 2.0 Jul. 2009
794
TROUBLESHOOTING
19.5.65
C2160: PC charge (C) malfunction
19.5.66
C2161: PC charge (M) malfunction
19.5.67
C2162: PC charge (Y) malfunction
19.5.68
C2163: PC charge (K) malfunction
19.5.69
C2164: PC charge malfunction
19.5.70
C2204: Waste toner agitating motor’s failure to turn
Relevant parts
Imaging unit
High voltage unit/1 (HV1)
Printer control board (PRCB)
Step
Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1
Check the imaging unit for proper
connection and correct as necessary.
—
—
2
Check the HV1 connector for proper
connection and correct as necessary.
—
—
3
Check the PRCB connector for proper
connection and correct as necessary.
—
—
4
Change IU
—
—
5
Change HV1
—
—
6
Change PRCB
—
—
Relevant parts
Waste toner agitating motor lock sensor (PS23)
Waste toner agitating motor (M20)
Printer control board (PRCB)
Step
Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1
Clean the PS23 if it has toner or paper
dust, etc.
—
—
2
Change the waste toner box.
—
—
3
Check the M20 connector for proper
connection and correct as necessary.
—
—
4
Check the connector of motor for proper
drive coupling and correct as necessary.
—
—
5
M20 operation check
PRCB CN23-1 to 4
C-8 to 9
6
Change M20
—
—
7
PRCB ICP3 conduction check
—
—
8
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...