Dell W32C Owner's Manual page 52

3. Remove the back cover.
4. Remove the system-board
About this task
The following image(s) indicate the location of the wireless card and provides a visual representation of the removal procedure.
Steps
1. Remove the screw (M2x3.5) that secures the wireless-card bracket to the wireless card.
2. Lift the wireless-card bracket off the wireless card.
3. Disconnect the antenna cables from the wireless card.
4. Slide and lift the wireless card from the wireless-card slot (M.2 WLAN).
Installing the wireless card
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
52 Removal and installation procedures for High Performance processors
shield.