General Information
Xerox Internal Use Only Phaser 6600 and WorkCentre 6605
Service Manual
1-51
DADF Assembly (PL51.1.2)
Sensors and Motor
• Document Sensor
A sensor that detects the presence or absence of a document on the DADF Document Tray.
(Presence: entrance of light, absence: NO entrance of light)
• Cover Open Sensor
A switch that detects whether or not the DADF Top Cover is open.
(Open: entrance of light, close: NO entrance of light)
•Scan Sensor
Located near side of the Takeaway Roll and detects the scanning timing.
(Presence: entrance of light, absence: NO entrance of light)
•Duplex Sensor
Detects that a reverse side of a document is nipped into the duplex feed path by the torque of the
Transport Roll, after scanning the front side of the document is completed and then the document
is reversed. (Presence: entrance of light, absence: NO entrance of light)
•DADF Motor
The DADF Motor rotates the Nudger Roll, Feed Roll, Takeaway Roll, Transfer Roll, and Exit Roll.
s6600-281
Scan Sensor
Cover Open Sensor
Duplex Sensor
Document Sensor
ADF Motor