Dell Latitude E6440 - Installing the WLAN Card; Removing the WWAN Card

3. Perform the following steps:
a. Disconnect the antenna cables from the WLAN card.
b. Remove the screw that secures the WLAN card to the system board.
c. Remove the WLAN card from the computer.
Installing the WLAN Card
1. Insert the WLAN card in its connector at a 45–degree angle in its slot.
2. Connect the antenna cables to their respective connectors marked on the WLAN card.
3. Tighten the screw to secure the WLAN card to the computer.
4. Install:
a. base cover
b. 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. base cover
3. Perform the following steps as shown in the illustration:
a. Disconnect the antenna cables from the WWAN card.
b. Remove the screw that secures the WWAN card to the computer.
c. Remove the WWAN card from the computer.
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