Remove the system board:
1. Release the tape securing the WWAN antennas (1).
2. Disconnect the following cables from the system board:
(2) Display panel cable
(3) Microphone cable
(4) Speaker cable
(5) WLAN cables
(6) WWAN cables (select models only)
3. Remove the 2 Phillips PM1.5×2.0 screws (1) that secure the actuators for the power switch and
wireless on/off switch to the system board.
4. Remove the actuators (2).
Component replacement procedures 73
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