Basic Structure Of The Print System - Lexmark C720 Service Manual

5024-001

Basic Structure of the Print System

1. The print system process consists of the following:
a. The OPC belt is biased to the voltage -CBV(V) by the power
supply CBV.
b. Negative high voltage is applied to the charger unit by the
power supply CHV, and the corona is generated as a result.
c. The developer roller on the toner cartridge is biased to
-DBV(V) by the power supply DBV.
d. Frame potential of the transfer drum is GND.
General Information
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