2-16
4
6
7
1
2
3
5
4. Toner hopper unit
1)
Construction of the toner hopper
• The construction of the toner hopper is as follows.
Part description
Function
1
Toner bottle
Supply toner.
2
Home position sensor
Detect the home position of toner bottle.
3
Reserve tank
After storing toner in toner hopper, supply to
developer mixing unit.
4
Toner volume sensor
Detect toner level in reserve tank.
5
Hopper motor
Drive toner bottle and toner supply roller.
6
Toner supply roller
Supply toner to developer mixing unit.
7
Toner supply shutter
Prevents accidental toner dropping when developer
mixing unit is separated from the toner supply unit.
Bottle holder
Sensor plate
Supply roller gear
Agitator
Agitator gear
Bottle drive gear
Spring clutch
Agitator