Dell Alienware M14x R2 (Early 2012) - Manual (Page 56)

3 Remove the four screws that secure the speakers to the palm-rest assembly.
4 Lift the speakers along with the cable away from the palm-rest assembly.
1
2
3
1 speakers (2) 2 screws (4)
3 speakers cable
Replacing the Speakers
Procedure
1 Align the screw holes on the speakers with the screw holes on the palm-rest
assembly and route the speakers cable through the routing guides.
2 Replace the screws that secure the speakers to the palm-rest assembly.
3 Turn the palm-rest assembly over.
Speakers 58