Black Line Service Check - Lexmark C720 Service Manual

5024-001

Black Line Service Check

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FRU
1 Charger Unit
2 OPC Belt Cartridge
3 OPC Belt Cartridge
4 Check for Debris
2-86
Service Manual
Action
Charge wire in the charger unit is
contaminated.
OPC belt's surface is damaged.
Foreign particles (paper dust, and so
on) are stuck in between the
cleaning blade and the OPC belt.
Remove the OPC belt cartridge.
• Clean the charger unit
• Replace the OPC belt cartridge
Debris adhering to the base of the
toner cartridge's developer roller is
making contact with the OPC belt
cartridge.