Xerox 2135DX - Phaser Color Laser Printer, Service Manual

Page: 152 / 199

Service Guide 139
Stack full sensor
Warning
Switch off the power and disconnect the power cord.
1. Open the top cover. Remove the drum/toner cartridges. Place them in
a lightproof black bag to protect the drum units from light and store in a
safe place.
1.
Remove the top cover.
2.
Disconnect the four LED assembly power harnesses from the underside
of the toner sensor board.
3. Close the top cover inner unit.
4. Remove the four screws securing the metal shield over the toner
cartridge sensor board.
5. Remove the three screws securing the toner sensor board.
6. Rotate the board up to expose the component side of the board.
7. Disconnect the sensor’s connector from the toner sensor board.
8. Free the disconnected cable from all cable retainers.
9. Release the four locking tabs securing the stack full sensor, and remove
the sensor.