Dell Latitude 12 Rugged Extreme (7204, Early 2014) - Manual (Page 21)

Installing the Coin-Cell Battery
1. Connect the coin-cell battery to the system board connector.
2. Insert the coin-cell battery in the slot on the computer chassis.
3. Install:
a. bottom cover
b. battery
4. Follow the procedures in After Working Inside Your computer .
Removing the Antenna Routing Bracket
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a. battery
b. bottom cover
3. Remove the tapes that secure the wireless antenna cables.
4. To remove the antenna routing bracket:
a. Disconnect all the wireless antenna cables from the connectors [1].
b. Unroute the antenna cables from the routing channel.
c. Remove the screws that secure the bracket [2].
d. Lift and remove the antenna routing bracket from the computer chassis [3].
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