Removal
Base Cover
Identify the base cover highlighted in blue.
Loosen the captive screws that secure the base cover to the palm rest assembly.
Use a plastic scribe to pry open the base cover at the gap near the display hinges.
Use a plastic scribe to pry open the base cover, inserting it at intervals to release the top, left, right, and bottom edges.
Lift the base cover off the palm rest assembly.
Wireless Card (WLAN)
Identify the wireless card (WLAN) highlighted in blue.
Remove the screw that secures the wireless card bracket to the system board.
Lift the wireless card bracket from the WLAN card.
Disconnect the WLAN antenna cables from the WLAN card.
Slide and remove the wireless card from the system board.
Install
Wireless Card (WLAN)
Identify the wireless card (WLAN) location highlighted in blue.
Slide and install the wireless card into the slot on the system board.
Connect the black cable to the auxiliary (black triangle).
Connect the white cable to the main (white triangle).
Install the wireless card bracket on the wireless card.
Install the screw that secures the wireless card bracket to the system board.
Base Cover
Identify the base cover location highlighted in blue.
Align and place the base cover on the palm rest assembly, and snap it into place.
Tighten the captive screws to secure the base cover to the palm rest assembly.