Service manual

Product spec and feature
2-22
Service Manual
2.2.2.6 Print Cartridge
By using the electronic photo process, it creates a visual image. In the print cartridge, the OPC unit and the
print cartridge unit are in a body. The OPC unit has OPC drum and charging roller, and the print cartridge unit
has toner, supply roller, developing roller, and blade (Doctor blade)
- Developing Method: Non-contacting method
- Toner : Non magnetic 1 component pulverized type toner
- The life span of toner : 10,000 or 20,000 pages (LSA Pattern/A4 standard)
- Toner remaining amount detecting sensor : Yes
- OPC Cleaning : Cleaning blade type
- Management of disusable toner : Collect the toner by using Cleaning Blade
- OPC Drum protecting Shutter : Yes
- Classifying device for print cartridge : ID is classified by CRUM.
< Print Cartridge Layout >
Cleaning Roller
Cleaning Blade
-800V
0.30mW
300V
-1.45KV
V
DC = -400V
V
PP = 1350,f=3.0KHz,Duty(-)=42%
1
2
3
4
5
6
7
8
+40嘂(+4.5KV)
-50V
+
-
300V
+
-