Toner Supply Unit
Toner Supply Mechanisms  | |
  | Bottle motors rotate toner bottles  | 
  | Toner agitator motor mixes toner in sub hopper  | 
  | Toner feed motor supplies toner to development unit  | 
  | Controlled with one of two methods: toner density active control method or pixel count method  | 
  | Bottle set sensor detects when bottle is locked in place and ready for operation.  |