Removing the heat-sink assembly
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.
WARNING: The heat sink may become hot during normal operation. Allow sucient time for the heat sink to cool before you
touch it.
CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can
reduce the heat transfer capability of the thermal grease.
Topics:
• Prerequisites
• Procedure
Prerequisites
1 Remove the base cover.
2 Remove the battery.
3 Remove the rear cover.
4 Follow the procedure from step 1 to step 18 in Removing the computer base.
5 Follow the procedure from step 1 to step 14 in Removing the system board.
Procedure
NOTE
: The appearance of the heat-sink assembly on your computer may dier from the image shown in this chapter.
1 Disconnect the left-fan cable from the system board.
2 Disconnect the right-fan cable from the system board.
3 Turn the system board over.
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Removing the heat-sink assembly 55