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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: If either the system board or the heat sink is replaced, use the thermal pad/paste provided in the kit to ensure that
thermal conductivity is achieved.
Procedure
1 Place the heat sink on the system board and align the screw holes on the heat sink with the screw holes on the system board.
2 Tighten the captive screws in the sequential order (as given on the heat sink) to secure the heat sink to the system board.
Post-requisites
1 Replace the base cover.
2 Replace the optical drive (optional).
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Replacing the heat sink 57
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