Minolta Di450 Service Manual page 56

12-1. Developing Unit Drive Mechanism
The rollers and screws are driven through a gear train from the motor.
Rear
7
1. Coupling Gear
2. Sub Hopper Toner Agitating Lever
3. Developer Conveying/Agitating Screw
4. Bucket Roller
M1
2
1
CONTROL SIGNAL
PWB-A PJ7A-6A
M-36
Front
5. Sleeve/Magnet Roller
6. Toner Conveying Coil
7. Developing Unit Drive Motor M1
ON OFF
L H
3
4
5
6
4002M528AA
WIRING DIAGRAM
4 - C