Lexmark MX912dxe - MPF Section

# Part
1 Sensor (pass through)
2 Sensor (paper feed)
3 Feed roller
4 Separator roller
5 Pick roller
MPF section
Paper presence detection
The sensor (MPF empty) detects if there is no paper in the tray.
Paper lift
During feed, the lift plate pushes up to engage the paper with the pick roller. The movement of the lift plate is controlled
by the MPF pick solenoid and is detected by the sensor (MPF lift plate position).
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Appendix C: Theory of operation
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