Service 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/paste 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 Replace the screws that secure the heat sink to the system board in the reverse
order (as indicated on the heat sink).
Post-requisites
1 Replace the battery.
2 Replace the base cover.
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