WorkCentre 3210/3220 Multifunction Printer Service Manual 2-11
Theory of Operation
Document Feeder Functions
ADF Components
Components Description
Input Tray The input tray feeds documents into the ADF for simplex
(single-sided) scanning. Tray capacity is 50 sheets of paper
(20 lb. bond).
Output Tray Documents fed through the ADF exit to the output tray.
ADF Feeder
Assembly, ADF
Rubber Feed Pad
The ADF Feeder is designed to work with the ADF Rubber Feed
Pad to ensure that only one sheet of paper is fed at a time.
ADF Motor The ADF motor drives the pick and feed roller.
ADF Connector An electrical connector on the rear of the ADF connects to a
receptacle on the rear of the flatbed portion of the IIT. The ADF
connector communicates with the scanner board and that
communication is passed to the IOT.
ADF Hinges Mechanical connection between the ADF and the scanner
portion of the IIT consists of a set of hinges. These hinges
allow for the ADF to lift from the document glass to facilitate
book copying.
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