Xerox PHASER 7500 - Paper Feed Problem Resolution

Phaser 7500 Printer Service Manual 2-51
Theory of Operation
Single Tray Module (STM) (Optional)
Tray 3 Paper Size Sensor (PL11.1.14)
Setting the Paper Size in the Paper Tray by moving the guides will change how the
Actuators interact with the 5 buttons when the Paper Tray is inserted. The paper
size in the Paper Tray is determined by the combination of On/Off states of these
buttons.
Tray 3 Feed/ Lift Up Motor (PL10.3.3)
The Tray 3 Feed/ Lift Up Motor drives the Feed Roll and Nudger Roll when in
forward rotation (CW direction), and raises/ lowers the Bottom Plate of the Tray
Assembly when in reverse rotation (CCW direction).
Tray 3 No Paper Sensor (PL10.3.6)
Tray 3 No Paper Sensor detects whether paper exists inside the Paper Tray by
changes in the Actuator.
Note
No paper: Sensor blocked
Tray 3 Nudger Level Sensor (PL10.3.6)
The Tray 3 Nudger Level Sensor detects whether the paper in the Paper Tray has
reached the Feed Position by the rising of the Bottom Plate.
Note
Raised: Sensor blocked
s7500-382
Tray 3 Paper Size Sensor
Tray 3 No Paper Sensor
Tray 3 Nudger Level Sensor
Single Tray Module Board
Single Tray Module
Takeaway Motor Assembly
Tray 3 Feed/Lift Up Motor
Single Tray Module L/H Cover Switch
Tray 3 Feed Out Sensor