Lexmark MS821

Elevator drive
3
4
2
1
1 Sensor (bin paper present)
2 Sensor (elevator, bottom)
3 Sensor (elevator, top)
4 Motor (elevator)
For each sheet that is ejected, the elevator bin lowers as the height of the bin stack increases. The motor
(elevator) controls the movement of the bin. The sensors (elevator) detects the bin at its upper and lower
positions.
4064
Theory of operation
923