Dell Alienware 17 R3 Service Manual - Page 87

Replacing the heat sink, Procedure, Post-requisites

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Replacing the heat sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: The original thermal grease can be reused if the original system board and heat sink are reinstalled together. If either the system board or the heat sink is replaced, use the thermal pad provided in the kit to ensure that thermal conductivity is achieved. Procedure 1 Align the screw holes on the heat sink with the screw holes on the system board. 2 In sequential order (as indicated on the heat sink), tighten the captive screws that secure the heat sink to the system board. 3 Turn the system board over. Post-requisites 1 Follow the procedure from step 4 to step 10 in "Replacing the system board". 2 Replace the display assembly. 3 Follow the procedure from step 5 to step 11 in "Replacing the palm rest". 4 Replace the wireless card. 5 Replace the base panel. 87

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Replacing the heat sink
WARNING: Before working inside your computer, read the
safety information that shipped with your computer and
follow the steps in
Before working inside your computer
.
After working inside your computer, follow the instructions
in
After working inside your computer
. For more safety best
practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance.
CAUTION: Incorrect alignment of the heat sink can damage
the system board and processor.
NOTE:
The original thermal grease can be reused if the original system
board and heat sink are reinstalled together. If either the system board or
the heat sink is replaced, use the thermal pad provided in the kit to
ensure that thermal conductivity is achieved.
Procedure
1
Align the screw holes on the heat sink with the screw holes on the system
board.
2
In sequential order (as indicated on the heat sink), tighten the captive
screws that secure the heat sink to the system board.
3
Turn the system board over.
Post-requisites
1
Follow the procedure from step 4 to step 10 in “
Replacing the system
board
”.
2
Replace the
display assembly
.
3
Follow the procedure from step 5 to step 11 in “Replacing the
palm rest
”.
4
Replace the
wireless card
.
5
Replace the
base panel
.
87