User Manual

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: 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. In reverse sequential order (as indicated on the heat
sink), tighten the seven captive screws that secure the heat sink to the system board.
NOTE: The number of captive screws may vary with the computer conguration.
2 Adhere the black tab to the heat sink.
Post-requisites
Replace the base cover.
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Replacing the heat sink 49