4. To remove the WWAN card:
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.
Installing the WWAN card
1. Insert the WWAN card into the connector on the computer.
2. Press the WWAN card and tighten the screw to secure the WWAN card to the computer.
3. Connect the antenna cables to the connectors on the WWAN card.
4. Stick the adhesive tape to secure the antenna cables to the WWAN card.
5. Install the:
a. base cover
b. battery
6. Follow the procedure in After working inside your computer.
Removing the system fan
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. base cover
b. battery
3. To remove the system fan:
a. Disconnect the system fan cable [1] and power cable [2] from the system board.
b. Unroute the power cable from the holder to access the system fan screw [3].
NOTE: Disconnecting the power cable is optional. For easy removal of the system fan, it is
recommended to disconnect the power cable.
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