How to remove the Wi-Fi Card
Begin by turning the laptop over so that you can see the bottom of the computer.
Slide the battery release switch to the right while simultaneously lifting up the battery.
Unscrew the 2 screws from the plate that cover the Wi-Fi card.
Remove the cover.
Disconnect these 2 antenna wires (which eventually connect to the monitor) from the Wi-Fi card.
Release the Wi-Fi card from the laptop by pressing the metal hinges on either end of it.
Gently remove the card from laptop.