Dell XPS 12 (9Q33, Mid 2013) - Manual (Page 34)

3 Lift the connector latches, and using the pull tabs, disconnect the keyboard-backlight
cable, the NFC cable, and the touchpad cable from the system board.
2
1
6
5
3
4
1 display cables (2) 2 power-adapter port cable
3 connector latches (3) 4 keyboard-backlight cable
5 NFC cable 6 touchpad cable
34 | Removing the System Board