Dell 24CFV Service Manual page 31

Steps
1. Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme for the wireless card supported by your computer.
Table 2. WLAN Antenna Cables
Connectors on the wireless card
Main(white triangle)
Auxiliary(black triangle)
2. Slide the wireless card into the M.2 card slot on the system board.
3. Place the wireless-card bracket on the wireless card.
4. Replace the single (M2x3) screw to secure the wireless-card bracket and the wireless card to the system board.
Next steps
1. Install the base cover.
2. Exit service mode.
3. Install the SD card.
4. Follow the procedure in after working inside your
Antenna-cable color
White
Black
computer.
Removing and installing components 31