Brother Business Smart MFC-J4510dw, Service Manual

Page: 82 / 374

Confidential 2-45
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Error Code 81
Recording paper size error (other than FAX/list printing)
Recording paper width sensor detects papers smaller than specified size.
User Check
- Check whether the recording paper being used is within the specification.
- Check that recording paper is loaded in correct direction in the paper tray.
- Check that dark recording paper is not used.
- Clean the platen.
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Error Code 82
Recording paper jam, recording paper width sensor cannot detect leading edge 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.
Wrong Paper Size / Wrong Paper
LCD
Step Cause Solution
1 CR encoder strip stained Clean the CR encoder strip.
2 CR encoder strip defective Replace the CR encoder strip.
3 Paper width sensor defective Replace the carriage PCB ASSY.
4 Carriage motor defective Replace the carriage motor ASSY.
5 Main PCB defective Replace the main PCB ASSY.
Paper Jam
LCD
Step Cause Solution
1 Foreign materials in the feeding
path Remove foreign materials.
2 Paper feeding path parts out of
place Set the paper feeding path parts into place.
3 Paper feed roller stained Clean the paper feed roller.
4 Paper width sensor defective Replace the carriage PCB ASSY.
5 Paper feed roller defective Replace the paper feed roller.
6 Main PCB defective Replace the main PCB ASSY.