White Print Service Check - Lexmark C720 Service Manual

5024-001

White Print Service Check

Blank page (no print) is output or missing a specific color.
FRU
1 Optical Unit (Printhead)
2 Transfer Clutch (TRCM)
3 OPC Belt Cartridge
4 High Voltage Unit
2-104
Service Manual
Action
Laser light path is blocked by paper
or other material stuck at the
opening of the optical unit.
Ensure there are no foreign particles
stuck at the opening of the optical
unit.
Transfer clutch is broken (not
functioning).
Replace the transfer clutch.
No OPC belt bias voltage (CBV).
Replace the OPC belt cartridge.
No output from the high voltage unit
(HVU).
Replace the high voltage unit (HVU).