Mechanical Drive - Lexmark W820 Service Manual

3.
Full Stack Sensor
There are ten Full Stack Sensors within the Mailbox. Each Sensor monitors the
paper level of the associated bin. The Full Stack Sensors are mounted on the
Mailbox Control PWB.
4.
No Paper Sensor
There are ten No Paper Sensors within the Mailbox. Each Sensor monitors the
paper presence of the associated bin. The No Paper Sensors are mounted on the
Mailbox Control PWB.
5.
Mailbox Entrance Sensor
Monitors paper entering the Mailbox from the printer.
6.
Mailbox Drive Motor
A 24VDC motor. Provides mechanical drive for the Mailbox.
7.
Gate Solenoid
There are nine Gate Solenoids within the Mailbox. Each Solenoid controls the paper
path Gate of the associated bin.
8.
Vertical LED and Sensor
Monitors paper travel into Bins 2 through 10.
9.
Bin 10 Jam Sensor
Monitors paper travel to Bin 10.

Mechanical Drive

Mechanical Drive is a term used to describe both the rotation of the Mailbox Drive Motor
and the action of the gear, belt, pulleys, and rollers used to transmit motor rotation to the
ten Mailbox Rolls within the Mailbox. The purpose of Mechanical Drive within the Mailbox
is to provide the mechanical energy needed to drive a sheet from the printer paper exit
and into a Mailbox bin.
4025 Options
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General Information