ADF Unit
532
No. Name No. Name
1 ADF feed roller clutch 5 ADF relay board
2 ADF feed sensor 6 ADF drive motor
3 ADF transport sensor 7 Top cover sensor
4 CIS 8 Original set sensor
Original Transport Drive
The ADF drive motor [A] drives all ADF rollers via gears.
The feed roller clutch [B] controls the mechanism for picking up the original.