4. Alignment and Troubleshooting
Service Manual
ML-331x/371x series
4-32
Samsung Electronics
● Code
M1-5612
● Error message
Paper Empty in MP Tray.
● Symptom / Cause
Paper is empty in MP Tray. The status LED is red.
1. There is no paper in the MP tray.
2. Actuator-Paper Empty is defective.
3. Photo Sensor is defective or connection is bad.
4. Main Board is defective.
● Troubleshooting method
1. Load the paper in the MP tray.
2. If the Actuator-Paper Empty is defective, replace it.
3. If the Photo Sensor is defective, replace it. Check if the connector is connected properly.
Empty sensor
Empty
actuator
Empty sensor
Empty
actuator
4. If the problem persists, replace the Main Board.
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