SYSTEM LAYOUT
B273 6-6 SM
6.2.7 TONER CARTRIDGE
[A] Charging roller [D] Doctor blade
[B] OPC drum [E] Supply roller
[C] Developing roller [F] Transfer roller
The toner cartridge contains the OPC unit and toner unit. The OPC unit consists of
the OPC drum and the charging roller. The toner cartridge unit consists of the
toner, supply roller, developing roller, and doctor blade.
There is no Toner Near End sensor in the machine. However, the machine has a
Toner Remaining Amount Sensor.
A cleaning blade is used to collect used toner.
• Developing method: Non-magnetic, one-element contacting method
• Toner: Non-magnetic, one-element shatter-type toner
• Toner life span: 5,000 sheets (IDC Pattern/A4 standard)
• OPC cleaning: Electrostatic process
-950V
-430V
-580V
B273D05.WMF
[A]
[B]
[C]
[D]
[E]
[F]