7. Align the notched edge of the new wireless WAN card with the key in the slot. Then carefully insert
the card into the slot.
8. Pivot the new wireless WAN card downward 1 and then install the screw to secure the card in place 2 .
9. Connect the antenna cables to the new wireless WAN card. Ensure that you connect the red cable to
the main connector on the card, and the blue cable to the auxiliary connector on the card.
10. Reinstall the base cover assembly. See “Replacing the base cover assembly” on page 61.
11. Turn the computer over again. Connect the ac power adapter and all cables.
70 User Guide