Brother MFC-J3520 Service Manual page 64

Error Code 35

Unable to Print 35
Abnormal stop of head/carriage unit. Causes other than recording paper jam when ink
is not discharging.
User Check
- Remove the jammed paper in platen part.
Step
1 Foreign materials in the engine
unit
2 CR encoder strip stained
3 Switching lever guide out of
place
4 CR encoder strip defective
5 CR encoder sensor defective
6 Main PCB defective
Error Code 38

Paper Jam
Abnormal stop of head/carriage unit. Causes by recording paper jam when ink is not
discharging.
User Check
- Remove the jammed paper in platen part.
Step
1 Foreign materials in the engine
unit
2 CR encoder strip stained
3 CR encoder strip defective
4 CR encoder sensor defective
5 Maintenance unit defective
6 Main PCB defective
Cause
Remove foreign materials.
Clean the CR encoder strip.
Set the switching lever guide into place.
Replace the CR encoder strip.
Replace the carriage PCB ASSY.
Replace the main PCB ASSY.
Cause
Remove foreign materials.
Clean the CR encoder strip.
Replace the CR encoder strip.
Replace the carriage PCB ASSY.
Replace the maintenance unit.
Replace the main PCB ASSY.
2-30
LCD
Solution
LCD
Solution
Confidential