Thermal cooling assembly, Removing the thermal cooling assembly, Replacing the heat sink – Dell Alienware M14x (Early 2011) User Manual
Page 21
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Thermal Cooling Assembly
Alienware® M14x Service Manual
Removing the Thermal Cooling Assembly
Removing the Thermal Cooling Assembly
1.
Follow the instructions in
Before You Begin
.
2.
Follow the instructions from
step 2
to
step 18
in Removing the System Board.
3.
In sequential order (indicated on the heat sink), loosen the seven captive screws that secure the heat sink to the system board.
4.
Carefully lift heat sink away from the system board.
Replacing the Heat Sink
1.
Follow the instructions in
Before You Begin
.
2.
Clean the thermal grease from the bottom of the heat sink and reapply it.
3.
Align the seven captive screws on the heat sink with the screw holes on the system board and tighten the screws in sequential order (indicated on the
heat sink).
4.
Follow the instructions from
step 4
to
step 20
in Replacing the System Board.
WARNING:
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
WARNING:
If you remove the heat sink from the computer when the heat sink is hot, do not touch the metal housing of the heat sink.
CAUTION:
Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is
not covered by your warranty.
CAUTION:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal
surface (such as a connector on your computer).
CAUTION:
To help prevent damage to the system board, remove the main battery (see
Removing the Battery Pack
) before working inside the
computer.
1
heat sink
2
captive screws (7)
NOTE:
The original thermal grease can be reused if the original processor and heat sink are reinstalled together. If either the processor or the heat sink
is replaced, use the thermal pad provided in the kit to ensure that thermal conductivity is achieved.
CAUTION:
Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may
result in damage to the computer.