If you ordered a Mobile Broadband network card with your computer, the card is already installed.
1. Follow the procedures in Before You Begin.
2. Remove the hinge cover (see Hinge Cover).
3. Remove the keyboard (see Removing the Keyboard).
4. If a Mobile Broadband network card is not already installed, go to step 5. If you are replacing a Mobile Broadband network card, remove the existing
card:
a. Disconnect the antenna cables from the Mobile Broadband network card.
b. Release the card by pushing the metal securing tabs away from the card until the card pops up slightly.
c. Slide the card at a 45-degree angle out of its connector.
5. To install a Mobile Broadband network card:
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