Dell Latitude 12 Rugged Extreme (7204, Early 2014) - Manual (Page 23)

Installing the WLAN Card
1. Insert the WLAN card in the slot.
2. Connect the screw to secure the cable holder.
3. Connect the antenna cables to the WLAN card.
4. Install:
a. antenna routing bracket
b. bottom cover
c. battery
5. Follow the procedures in After Working Inside Your Computer .
Removing the WWAN Card
1. Follow the procedures in Before Working Inside Your Computer
2. Remove:
a. battery
b. bottom cover
c. antenna routing bracket
3. To remove the WWAN card:
a. Disconnect the antenna cable from the WWAN card [1].
b. Remove the screw that secures the WWAN card [2].
c. Slide the card out of the card connector on the system board and remove it [3].
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