Dell Precision 3470 Service Manual page 20

Steps
1. Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme:
Table 2. Antenna-cable color scheme
Connectors on the
wireless card
Main
Auxiliary
2. Align the notch on the wireless card with the tab on the wireless-card slot on the system board.
3. Slide and insert the wireless card at an angle into the wireless-card slot on the system board.
4. Align the screw hole on the wireless-card bracket to the screw hole on the wireless card and system board.
5. Tighten the single (M2x3.5) screw that secures the wireless-card bracket to the wireless card and the system board.
Next steps
1. Install the microSD card.
2. Install the base cover.
3. Follow the procedure in
20 Removing and installing components
Antenna-cable color
White
Black
After working inside your
Silkscreen marking
MAIN
AUX
computer.
△ (white triangle)
▲ (black triangle)