Dell Alienware M17x R4 (Early 2012) - Manual (Page 36)

36 | Removing the Processor Heat-Sink
Procedure
1 In sequential order (indicated on the processor heat-sink), loosen the captive screws
that secure the processor heat-sink to the system board.
2 Lift the processor heat-sink at an angle toward the front of the computer and out of
the computer base.
1 processor heat-sink 2 captive screws (4)
2
1