STEP 20

The Wi-Fi antennas are connected to the wireless card.

STEP 21

Remove one screw securing the wireless card cover.
Unplug the black cable.
Unplug the CMOS (RTC) battery.

Remove the wireless card cover.

STEP 22

Unsnap both antenna cables from the wireless card.

Now you can remove the top cover assembly with display.

STEP 23

Remove two screws securing the cooling fan.
Unplug the cooling fan cable from the motherboard.

STEP 24

Remove the fan.

STEP 25

Remove one screw securing the motherboard.

STEP 26

Carefully start removing the motherboard from the base and flip it over on the desk.

The video graphics card is located on the other side of the motherboard.

STEP 27

Remove two screws securing the video graphics card to the motherboard.

STEP 28

Carefully pull the video graphics card from the slot.
If you are replacing the card, you'll have to transfer the heat sink to the new video card.