For access, remove these FRUs in order:

• Battery pack.
• DIMM slot cover.
• Keyboard.

In step [1], 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.

Note: Some models might have only two antenna cables in step [1].

When installing:

• In models with wireless LAN card that has two antenna connectors, plug the gray cable into the jack marked MAIN or M, and the black cable into the jack marked AUX or A on the card. If the computer you are servicing has three cables, put the white cable in the cable protection tube and secure it with a tape as shown in this figure.

• In models with wireless LAN card that has three antenna connectors, plug the gray cable (MAIN) into the jack marked TR1, the white cable (3rd) into jack marked RO or TR3, and the black cable (AUX) into jack marked TR2 on the card.