Dell Latitude 5330 2in1 Service Manual page 31

Steps
1. Remove the screw (M2x3) that secures the WLAN-card bracket to the WLAN card.
2. Remove the WLAN-card bracket from the WLAN card.
3. Disconnect the antenna cables from the WLAN card.
4. Slide and remove the WLAN card from the WLAN card slot on the system board.
NOTE: When removing the WLAN card from the system, if the adhesive pad which helps secure the WLAN card in place
is removed from the system along with the WLAN card, adhere it back to the system.
Removing and installing components 31