●
WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 42)
●
WWAN module (see WWAN module on page 44)
●
Heat sink (see Heat sink assembly on page 52)
Remove the system board:
1. Position the computer upright and open as far as possible.
2. Remove the three Phillips M2.5×3.0 screws that secure the system board to the computer.
3. Close the computer and position it upside down.
Component replacement procedures 69