Toner Hopper Unit - Panasonic FP-D250 User Manual

4. Toner hopper unit

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