Dell Latitude E6440 - Page 35

3. Disconnect the coin-cell battery and the speaker cables from the system board.
4. Remove the screws that secure the system board to the computer and perform the following steps as shown in the
illustration:
a. Lift the latch that secures the WiFi-switch board cable to the system board [1].
b. Disconnect the WiFi-switch board cable from the system board [2].
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