Sharp AR-6020V Service Manual page 121

9. OPC drum section
A. Mechanism relation diagram
Signal name Name
MM Main motor
No. Name
1 OPC drum
2 Drum separation pawl
3 Sub blade (Cleaning seal)
4 Screen grid
5 Saw-teeth charger
6 Waste toner transport screw
7 Cleaning blade
8 Waste toner transport pipe
5
8
3
6
1
4
Drives the most of the driving parts except the duplex section, the toner section and the scanner sections.
Forms electrostatic latent images by laser beams.
Separates paper from the drum.
Prevents against toner leakage from the cleaner section.
Helps to charge the OPC drum evenly with electric charges provided from the main charger.
Applies a high voltage to charge the OPC drum.
Waste toner in the OPC drum unit is transported to the waste toner collection section.
Cleans remaining toner on the OPC drum.
Transports toner from the cleaner unit to the waste toner box in the toner cartridge front section.
AR-6020V OPERATIONAL DESCRIPTIONS 11 – 14
2
2
7
Function/Operation
Function/Operation
MM