Removing the Wireless Local Area Network (WLAN) Card:
Follow the procedures in Before Working Inside Your Computer .
Remove the cover.
Remove the screws that secure the antenna to the computer.
Disconnect the antenna from the computer.
Press the blue tab and lift the latch outwards and remove the WLAN card from the connector on the system board.
Installing the Wireless Local Area Network (WLAN) Card:
Insert the WLAN card into the connector on the system board and press down until it is secured.
Affix the latch.
Place the antenna puck on the connector and tighten the screws to secure it to the computer.
Install the cover.
Follow the procedures in After Working Inside Your Computer.
