Dell XPS 13 (L322X, Early 2013) - Manual (Page 38)

7 Connect the mini-card cables to the connectors on the mini-card.
The following table provides the mini-card cable color scheme for the
mini-card supported by your computer.
Connectors on the Mini-Card Mini-Card Cable Color
Scheme
WLAN + Bluetooth (2 cables)
Main WLAN + Bluetooth (white triangle)
Auxiliary WLAN + Bluetooth (black triangle)
white
black
Postrequisites
1 Replace the speakers. See "Replacing the Speakers" on page 22.
2 Replace the battery. See "Replacing the Battery" on page 18.
3 Replace the power-light board. See "Replacing the Power-Light Board" on
page 16.
4 Replace the base cover. See "Replacing the Base Cover" on page 14.
5 Follow the instructions in "After Working Inside Your Computer" on page 11.
Power-Adapter Connector 38