Brother DCP-J552DW Service Manual page 89

■ Paper jam near the platen
<User Check>
- Check if the recording paper is loaded correctly in the paper tray.
- Adjust the paper guide to match the recording paper size.
- Check if the recording paper loaded is smaller than the specified size.
- Check if the recording paper's thickness is within specifications.
- Clean the related rollers.
Step
1 Foreign materials in the recording
paper feeding path
2 CR encoder strip stained
3 CR encoder strip out of place
4 Registration actuator caught in the
surrounding parts
5 CR guide rail not properly
attached
6 Paper feeding path parts out of
place
7 CR encoder strip defective
8 Paper feed roller defective
Platen defective
Paper ejection roller defective
9 Registration sensor defective
10 Main PCB defective
■ Paper jam near the paper ejecting tray
<User Check>
- Check that the number of recording paper on the paper ejecting tray is within the maximum
ejecting paper volume.
- Clean the switchback roller.
Step
1 Foreign materials in the recording
paper feeding path
2 Paper feeding path parts out of
place
3 Switchback roller defective
4 Main PCB defective
Cause
Remove foreign materials.
Clean the CR encoder strip.
Reattach the CR encoder strip.
Reattach the registration actuator.
Reattach the CR guide rail.
Reattach the paper feeding path parts.
Replace the CR encoder strip.
Replace the engine unit.
Replace the registration sensor PCB ASSY.
Replace the main PCB ASSY.
Cause
Remove foreign materials.
Reattach the paper feeding path parts.
Replace the engine unit.
Replace the main PCB ASSY.
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Solution
Solution
Confidential