146 | Installing System Components
2 Using a Phillips screwdriver, loosen one of the heat-sink retention
screws. See Figure 3-11.
Wait for 30 seconds for the heat sink to loosen from the processor.
3 Remove the other three heat-sink retention screws.
4 Gently lift the heat sink off the processor and set the heat sink aside
with thermal grease side facing up.
Figure 3-11. Removing and Installing the Heat Sink
CAUTION: Many repairs may only be done by a certified service technician. You
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow the safety instructions that came with
the product.
1 Using a clean lint-free cloth, remove the thermal grease from the heat
sink.
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