Remove the WLAN module:
1.Remove the 2 Phillips PM2.0×4.0 screws (1) that secure the WLAN module to the system board. (The edge of the module opposite the slot rises away from the device.)
2.Disconnect the wireless antenna cables (2) from the terminals on the WLAN module.
3.Remove the WLAN module (3) by pulling the module away from the slot at an angle.
Reverse this procedure to install the WLAN module.
52 Chapter 4 Removal and replacement procedures