5.If your device has WWAN capability, remove the SIM (see SIM on page 39).
6.Remove the following components:
a.Keyboard (see Keyboard on page 43)
b.Hard drive or solid state drive (see Mass storage devices on page 50) Remove the WLAN module:
1.Pull back the Mylar shield (1) from WLAN module.
2.Disconnect the wireless antenna cables (2) from the terminals on the WLAN module.
3.Remove the 2 Phillips PM2.0×3.0 screws (3) that secure the WLAN module to the system board. (The module tilts up.)
4.Remove the WLAN module (4) by pulling the module away from the slot at an angle.
NOTE: WLAN modules are designed with a notch (5) to prevent incorrect insertion into the WLAN module slot.
Reverse this procedure to install the WLAN module.
54 Chapter 4 Removal and replacement procedures
