Introduction
Use this guide to disconnect the WLAN card wires in your Dell Latitude 7490.
Tools
-
-
Insert the long side of an opening pick between the top right corner of the back cover and frame.
-
Pry the back cover up to release the clips securing the top right corner.
-
-
-
Slide the opening pick down the right edge and around the bottom right corner to release the clips.
-
-
-
Slide the opening pick along the front edge and up to the top left corner to release the remaining clips securing the back cover.
-
-
-
Use a Phillips screwdriver to remove the 3.5 mm‑long screw securing the WLAN card and its bracket.
-
Use tweezers or your fingers to remove the WLAN card bracket.
-
-
-
Insert an arm of your angled tweezers under the metal neck of one the WLAN card's coaxial connectors.
-
Gently lift as close to the head as possible to disconnect the cable.
-
Repeat the process for the second antenna cable.
-
To reassemble your device, follow these instructions in reverse order.