Samsung SL-M4080FX Service Manual page 179

► Error Code
M1-1610
► Error message
Paper jam in MP tray. Please remove the paper
► Symptom
The jammed paper has occurred in the MP tray.
► Troubleshooting method
1) Clear the jammed paper.
If the problem persists, check the following.
2) Check if the MP Unit connector is connected properly. Reconnect it.
3) Check if the MP roller is contaminated or worn out. If necessary, replace it.
4) Check if the MP clutch harness is connected correctly. Reconnect the harness.
5) If the MP clutch is defective, replace it.
6) If the problem persists, replace the MP Unit.
► Error Code
M1-3122
► Error message
Tray 1 cassette Out / Tray 1 cassette is pulled out. Insert it properly
► Symptom
Tray 1 cassette is pulled out.
► Troubleshooting method
1) Remove and reinstall the tray 1 cassette.
2) Check if the cassette detection sensor harness is connected correctly.
3) If the cassette detection sensor is defective, replace it with new one.
4) If the problem persists, replace the main board.
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4. Troubleshooting
4-82