Dell Alienware 15 Service Manual page 40

9 Gently lift the palm-rest assembly and remove the keyboard cable,
keyboard-backlight cable, macro-keys cable, and macro-keys backlight
cable from the slot on the computer base.
1 palm-rest assembly
10 Carefully turn the palm-rest assembly over and disconnect the power-
button board cable from the system board.
40
2 plastic scribe