Toner Cartridge - Samsung ML-1665 Service Manual

2.2.3.6 Toner Cartridge

By using the electronic photo process, it creates a visual image. In the toner cartridge, the OPC unit and the
developing unit are in a body. The OPC unit has OPC drum and charging roller, and the toner cartridge unit
has toner, supply roller, developing roller, and blade (Doctor blade)
• Developing Method : Non magnetic 1 element contacting method
• Toner : Non magnetic 1 element shatter type toner
• Charging capacity : - 39.1 ± 3 μC/g
• Average OD : 8.0 ± 0.5㎛ (Toner)
• The life span of toner (ISO 19752 pattern / A4 standard)
→ Initial toner : 0.7K
→ Sales toner : 1.5K
• Toner Residual Sensor : Dot count with CRUM(CRU Monitor)
• OPC Cleaning : Collect the toner by using cleaning blade
• Handling of wasted toner : Collect the wasted toner in the cleaning frame by using cleaning blade
• OPC Drum Protecting Shutter : None
• Classifying device for toner cartridge: ID is classified by CRUM.
7
Service Manual
Product spec and feature
Cleaning Blade
8
-100V
6
3
+3.5kV
5
Max -1.4KV
-550V
2-16
Cleaning Roller
2
1
0.20mW
-720V
-150V↓
-350V
4
Samsung Electronics