Lexmark W812 Service Manual page 41

4022-XXX
Front
Optional Feeder Drive Gear - Transmits the driving power generated by the main drive
assembly to the optional 250- or 500-sheet optional feeder.
Duplex Output Feed Roll Clutch - Determines a timing for supplying paper from the
duplex assembly to the lower paper guide assembly. When paper is supplied from the
optional feeder, this clutch is also energized, and the driving power is transmitted to the
optional feeder.
Duplex Output Feed Roll Assembly - The driving power is transmitted to this unit by
energizing the duplex output feed roll clutch, and this unit transfers paper from the duplex
assembly to the lower paper guide assembly.
Duplex Output Sensor Flag - An actuator sensing that paper is present at the duplex
output feed roll assembly.
Duplex Output Sensor - Senses whether paper is present at the duplex output feed roll
assembly.
MPF Empty
Sensor
MPF Empty Flag
Tray 1
Empty
Sensor
MPF Pick Roll
Tray 1
Empty Flag
Tray 1
Pick Roll
Tray 1
Present
Switch
1-21
General Information