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Remove the thermal sensor

Follow this procedure to remove the thermal sensor.

disconnect all power
The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

About this task

Watch the procedure
  • A video of this procedure is available at YouTube.


  1. Make preparation for this task.
    1. Remove the server cover, see Remove the server cover.

      The heat sink and processor could be very hot. To avoid burning yourself, wait for a few minutes after turning off the server before you remove the server cover.

    2. Remove the front bezel, see Remove the front bezel.
    3. Remove the front fan, see Remove the fan (front and rear).
    4. If applicable, remove the M.2 drive, see Remove an M.2 drive.
  2. Disconnect the thermal sensor cable from the system board.
    Figure 1. Disconnecting the thermal sensor cable
    Disconnecting the thermal sensor cable
  3. Remove the thermal sensor.
    1. Press the release tab on the thermal sensor to release it from the chassis.
    2. Remove the thermal sensor from the chassis.
      Figure 2. Removing the thermal sensor
      Removing the thermal sensor
After you finish
  1. Install a new thermal sensor, see Install the thermal sensor.

  2. If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.