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Confidential
■ Paper jam during duplex printing
<User Check>
- 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.
- Check if there is no curling or bending in the recording paper.
- Clean the related rollers.
4.2.7 Disc tray jam
<User Check>
- Remove foreign materials around the jam clear cover.
- Check if the jam clear cover is properly closed.
- Check if the disc for printing is loaded correctly.
Step Cause Solution
1 Foreign materials in the recording
paper feeding path
Remove foreign materials.
2 Paper feeding path parts out of
place
Reattach the paper feeding path parts.
3 Switchback roller defective Replace the engine unit.
4 Main PCB defective Replace the main PCB ASSY.
Step Cause Solution
1 Foreign materials in the recording
paper feeding path
Remove foreign materials.
2 CR encoder strip stained Clean the CR encoder strip.
3 CR encoder strip out of place Reattach the CR encoder strip.
4 Jam clear cover not properly
attached
Reattach the jam clear cover.
5 Paper feeding path parts out of
place
Reattach the paper feeding path parts.
6 Disc tray defective Replace the disc tray.
7 Jam clear cover defective Replace the jam clear cover.
8 CR encoder strip defective Replace the CR encoder strip.
9 Switchback roller defective
Paper ejection roller defective
Paper feed roller defective
Replace the engine unit.
10 Main PCB defective Replace the main PCB ASSY.
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