Toner Supply And Development - Ricoh SP 330DN Service Manual

Toner Supply and Development

No.
1. Scraper
2. Toner tank
3. Agitator
4.
Toner detection feeler
5. Toner supply roller
6. Drum
7. Development roller
Toner Supply:
The agitator mixes toner and sends it to the toner supply roller and development roller.
Toner End:
The toner detection feeler [4] detects toner end. The toner end sensor is on the outside of the
development unit.
Development Unit:
This machine uses a one-roller development system. The high voltage supply applies
approximately -300V to the development roller.
This machine does not use a TD sensor or ID sensor to control toner density. The scraper
controls the toner density.
SM
Item
7-25 M0C3/M0C4/M0C5/M0C6/M0C7
Print Cartridge (AIO)