To remove the 5G W1 wireless module. Loosen the 8 screws on the base cover. Pry the cover away from the recess points near the hinges to remove it. Identify the WAN wireless module. Loosen the single screw that secures the bracket. Lift the card bracket off. Remove the screws. Lift the shield off. Disconnect the cables from the card. Slide and remove the module out of the system.
To reinstall the WWN wireless module, align the notch on the card slot. Connect the antenna cables to the card, provides the antenna cable color scheme. Relatch the card shield. Tighten the screws. Relatch card bracket. Tighten the screw. Install the base cover into place. Tighten the 8 captive screws that secure the base cover.