Dell Latitude E7450/7450 (Late 2014) - Manual (Page 13)

Installing the Coin-Cell Battery
1. Place the Coin-cell battery on the computer.
2. Connect the coin-cell battery cable to the computer.
3. Install:
a. base cover
b. battery
4. 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. base cover
3. Perform the following steps as shown in the illustration:
a. Disconnect the WWAN cable from the computer [1].
b. Loosen the screws that secure the WWAN card to the computer [2].
c. Remove the WWAN card from the computer [3].
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