Print Cartridge - Xerox Phaser 3140 Service Manual

Theory of Operation

Print Cartridge

2-8
The Print Cartridge is an integral unit containing the OPC unit and toner unit. The
OPC unit consists of the OPC drum and charging roller. The toner unit consists of
toner, supply roller, developing roller, and cleaning blade.
• Developing method: Non-magnetic 1 element contacting method
• Toner: non-magnetic 1 element shatter type toner
• Toner Life: 1,000 pages/2,500 pages (ISO 19752 Pattern/A4 Standard)
• Toner Residual Sensor: Dot count with CRUM(CRU Monitor)
• OPC cleaning blade
• Management of waste toner: Collects toner using the cleaning blade.
• OPC drum protecting shutter: No
• Toner CRUM reader: Identifies whether toner is Xerox branded toner or
whether a non-Xerox Print Cartridge is installed.
Zener Diode
-100V
Transfer Roller
Max. +5KV
Cleaning Blade
OPC Drum
Developing Roller
Supply Roller
Max. -550V
Phaser 3140/3155/3160 Printer Service Manual
s3160-076
Max -1.4KV
Cleaning Roller
Charging Roller
Laser
V 0 : -720V
V L : -150V
Max. -350V
Doctor Blade
s3160-088