Toner Hopper Unit - Panasonic FP-7742 Service Manual

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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
Bottle drive gear
3-14
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.
Connect toner hopper unit with developer mixing
unit.
Bottle holder
1
Spring clutch
Agitator
Function
2
Sensor plate
3
5
Agitator gear
Agitator
Supply roller gear
4
6
7