Dell G3 3500 Service Manual page 34

Steps
1. Connect the antenna cables to the WLAN card.
The following table provides the antenna-cable color scheme for the wireless card that is supported by 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 tab on the WLAN-card slot and insert the WLAN card at an angle into the WLAN-card
slot.
3. Place the WLAN-card bracket on the WLAN card.
4. Align the screw hole on the WLAN-card bracket and the screw hole on the system board.
5. Replace the screw (M2x3) that secures the WLAN card to the system board.
Next steps
1. Install the base cover.
2. Follow the procedure in
34 Removing and installing components
After working inside your computer.
Antenna-cable color
White
Black