Drive System - Lexmark C920 Service Manual

Color laser printer

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Drive system

Drive 1, composed of a 100 V dc motor and gear unit, feeds the registration paper from the paper feeder and

drives the belt unit, photodevelopers / toner cartridge, fusing unit, and face-up delivery unit. The motor rotates by

the ON signal from the printer controller/motor drive unit and sends a rotation synchronization detection signal to

the motor drive unit.

Note: The gear unit of drive 1 is adjusted in phase and should not be disassembled.

Drive 2, composed of a hybrid stepping motor and gear unit, drives the face-down delivery unit.

Service Manual

C920n C920dn 5056-030 C920dtn 5056-000 5056-010