Adf Stepping Motor / Adf Clutch A, B - Ricoh ADF DF7010 Field Service Manual

Chapter 2 3 Function of Parts and Circuit

(3) ADF Stepping Motor / ADF Clutch A, B

Description
The rollers for ADF are driven by the ADF stepping motor. The paper feed roller is engaged with the
drive system when the ADF clutch A is turned on. Also, the feed roller A is engaged with the drive
system when the ADF clutch B is turned on.
Circuit
ADF Stepping Motor
ADF Clutch A
ADF Clutch B
20
3
1
4
6
2 1 +24V
1 2
3 1 +24V
1 3
ADF DRIVR PCB UNIT
CN3-1
Black
-2
Light green
-3
Pink
-4
Blue
CN3-5
Black
-6
Black
CN3-7
White
-8
White