Dell Precision 7680 Service Manual page 39

Steps
1. Connect the antenna cables to the WLAN card.
The following table provides the antenna-cable color scheme for the WLAN card of your computer.
Table 2. Antenna-cable color scheme
Connectors on the wireless card
Main (white triangle)
Auxiliary (black triangle)
2. Align the notch on the WLAN card with the WLAN connector and insert the WLAN card at an angle into the WLAN card slot.
3. Align and place the WLAN card bracket to secure the WLAN antenna cables to the WLAN card.
4. Replace the (M2x3) screw to secure the WLAN card bracket to the system board.
Next steps
1. Install the base cover.
2. Follow the procedure in after working inside your
Antenna-cable color
White
Black
computer.
Removing and installing components 39