Samsung ML-3471ND/XAX Service Manual page 121

5) Paper Empty without indication
Description: The paper lamp on the operator panel does not come on when the paper cassette is empty.
1. Bending or deformation
of the actuator of the paper sensor.
engine board is defective
Samsung Electronics
2. The function of the
Adjustment and Troubleshooting
Replace the defective actuator.
Replace the engine board.
Service Manual
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