Dell OptiPlex XE2 (Mid 2013) - Manual (Page 26)

Installing the Thermal Sensor
1. Secure the thermal sensor to the chassis.
2. Thread the thermal-sensor cable into the chassis clips.
3. Connect the thermal-sensor cable to the system board.
4. Install the cover.
5. Follow the procedures in After Working Inside Your Computer .
Removing the Power Switch
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the:
a) cover
b) front bezel
c) optical drive
3. Disconnect the power-switch cable from the system board.
26