Development - Samsung SCX-82x0 series Service Manual

2.5.2.3 Development

This machine uses a dual-component development system and has an imaging unit (which includes the
drum unit and development unit). A new unit contains 345g of toner. The developer in the unit is supplied to
the magnetic roller [A] by the two mixing augers [B] and is attracted onto the surface of the OPC drum. The
diameter of the magnetic roller is 18mm.
An imaging unit has a TC (Toner concentration) sensor[C]. The TC sensor [C] in the imaging unit is used
for controlling the operating range of toner density. The imaging unit is equipped with a CRUM in which
some information about the imaging unit is stored.
Service Manual
2. Product Description
[A] Magnetic Roller
[C] TC
Sensor
2-34 2-34
[B]
Mixing
Auger
[B] Mixing Auger
SAMSUNG ELECTRONICS