Brother MFC Series Service Manual page 81

■ 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
Platen not mounted in place
7
Paper feeding path parts out of
place
8
CR encoder strip defective
9
Paper feed roller defective
10
Platen defective
11
Paper feed roller defective
12
Registration sensor defective
13
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 Platen ASSY.
Reattach the paper feeding path parts.
Replace the CR encoder strip.
Replace the Paper feed roller.
Replace the Platen ASSY.
Replace the Paper feed roller.
Replace the Registration sensor PCB ASSY.
Replace the Main PCB ASSY.
2-49
Solution
Confidential