Dell XPS 12 (9Q33, Mid 2013) - Manual (Page 51)

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
7
6
3
5 4
1 display cables (2) 2 power-adapter port cable
3 antenna cables (2) 4 keyboard-backlight cable
5 NFC cable 6 touchpad cable
7 connector latches (3)
4 Remove the screws that secure the system board to the palm-rest assembly.
5 Carefully lift the system board and turn it over.
2
1
1 system board 2 screws (4)
Removing the Keyboard | 51