Print Cartridge - Xerox Phaser 3250 Service Manual

Theory of Operation

Print Cartridge

2-12
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 Print
Cartridge consists of toner, Toner Cartridge, Supply Roller, Developing Roller,
and Blade (Doctor Blade).
Developing Method: Non-contacting method
Toner: Non magnetic 1 component pulverized type toner
Toner Life: 3,500 pages/5,000 pages (ISO19752 standard)
Toner Remaining Sensor: Yes
OPC Cleaning: Cleaning blade type
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 toner cartridge is installed in the printer, except for
the initial cartridge.
Cleaning Roller
Laser Scanning Unit (LSU)
0.20 mW
-1.25 ~ -1.45KV
Charging Roller
Cleaning Blade
s3250-016
Doctor Blade
V : -750V
0
V : -130V
L
Developing
OPC Drum
Roller
V : -430V
D
Max. +4.2kV
Transfer Roller
Phaser 3250 Laser Printer Service Manual
- +
-250V
Supply Roller
V : -680V
s
Pre-Transfer Lamp
(PTL)
s3250-073