Note: Loosen the screws [1], but do not remove them.
In step [3], unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159) or pick the connectors with your fingers and gently unplug them in direction of the arrow.
PCI Express Mini Card for wireless WAN installation
Note: Plug the orange cable into the jack labeled MAIN, and the blue cable into the jack labeled AUX on the card.