22 2-62-6Technical Overview > Document Exposure / Delivery System > Document Feeder System > Pickup/Feed/Delivery OperationTechnical Overview > Document Exposure / Delivery System > Document Feeder System > Pickup/Feed/Delivery OperationDocument Feeder System■ Pickup/Feed/Delivery OperationThe Auto Document Feeder (ADF) mounted onto this host machine is dedicated to stream-reading.1 Motor (DADF Motor: M702) is engaged in pickup/feeding/delivery.At the start of copy/fax/scan, the DADF Motor (M702) is driven by the drive command fromthe Main Controller PCB to pickup/feed the originals set face up on the original tray one byone in order from the top. The original is scanned by the Contact Image Sensor when movingthrough the Copyboard Glass, and then delivered face down to the original delivery assembly.MCONJ910789101112PS702PS703+3.3VGNDDSGND+3.3VDESF-2-3Operation at Duplex Reading- Pickup to Reading of the 1st side- Reverse to Reading of the 2nd side- DeliveryF-2-4F-2-5F-2-6