8200 Paper Jam; Registration Sensor Stays In Paper Feeding State Even After Completion - Brother HL-J6000DW Service Manual

■ Error Code 8200
Paper jam.
- Paper width sensor cannot detect leading edge or width of recording papers.
< User Check >
- Check whether the recording paper being used is within the specification.
- Check that dark recording paper is not used.
- Clean the platen.
- Remove the jammed paper in jam clear cover part.
Step
1 Foreign materials in the
feeding path
2 Paper feeding path parts out of
place
3 Paper feed roller stained
4 Paper width sensor defective
5 Paper feed roller defective
6 Main PCB defective
■ Error Code 8400
Paper jam.
- Registration sensor stays in paper feeding state even after completion of paper
ejection action.
< User Check >
- Remove the jammed paper in platen part.
Step
1 Foreign materials in the
feeding path
2 Registration actuator caught
on the surrounding parts
3 Switchback actuator caught on
the surrounding parts
4 Paper feed roller, paper
ejection roller or switchback
roller stained
5 Paper feed roller, paper
ejection roller or switchback
roller defective
6 PF encoder sensor defective
7 Maintenance unit defective
8 Main PCB defective
Cause
Remove foreign materials.
Set the paper feeding path parts into place.
Clean the paper feed roller.
Replace the carriage PCB ASSY.
Replace the paper feed roller.
Replace the main PCB.
Cause
Remove foreign materials.
Set the registration actuator into place.
Set the switchback frame ASSY into place.
Clean the related rollers.
Replace related rollers.
Replace the PF encoder sensor PCB.
Replace the maintenance unit.
Replace the main PCB.
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Solution
Solution
Confidential