Replacing the heat sink
NOTE: 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.
Topics:
• Procedure
• Post-requisites
Procedure
1. Align the screw holes on the heat sink with the screw holes on the system board.
2. In sequential order (indicated on the heat-sink), tighten the seven captive screws that secure the heat sink to the system
board.
NOTE: The number of screws may vary depending on the configuration ordered.
Post-requisites
Replace the base cover.
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Replacing the heat sink 27