Brother MFC-9420CN Service Manual page 263
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Also See for MFC-9420CN:
- Service manual (403 pages) ,
- User manual (195 pages) ,
- Software user's manual (145 pages)
Table of Contents
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Error Code
(Hex)
34
Yellow switching clutch error
35
Magenta switching clutch
error
36
Cyan switching clutch error
37
Black switching clutch error
38
Yellow switching solenoid
error
39
Magenta switching solenoid
error
3A
Cyan switching solenoid error
Symptom
9 -7
Probable Cause
Yellow switching
clutch defective
Engine controller board
defective
Magenta switching
clutch defective
Engine controller board
defective
Cyan switching clutch
defective
Engine controller board
defective
Black switching
clutch defective
Engine controller board
defective
Toner cartridge
defective
Toner retract solenoid
defective
assy
Engine controller board
defective
Toner cartridge
defective
Toner retract solenoid
defective
assy
Engine controller board
defective
Toner cartridge
defective
Toner retract solenoid
defective
assy
Engine controller board
defective
Solution
Replace the yellow
switching clutch
Replace the engine
controller board.
Replace the magenta
switching clutch
Replace the engine
controller board.
Replace the cyan
switching clutch
Replace the engine
controller board.
Replace the black
switching clutch
Replace the engine
controller board.
Replace the toner
cartridge
Replace the toner retract
solenoid assy
Replace the engine
controller board.
Replace the toner
cartridge
Replace the toner retract
solenoid assy
Replace the engine
controller board.
Replace the toner
cartridge
Replace the toner retract
solenoid assy
Replace the engine
controller board.
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Troubleshooting
