Removing The Heat Sink; Prerequisites; Procedure - Dell Inspiron 3480 Service Manual

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WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your
your computer. For more safety best practices, see the Regulatory Compliance home page at
regulatory_compliance.
WARNING: The heat sink may become hot during normal operation. Allow sufficient 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.
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Prerequisites

Remove the base cover.
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Procedure

1 In reversed order (as indicated on the heat sink), loosen the four captive screws that secure the heat sink to the system board.
2 Remove the three (M2x3) screws that secure the heat sink to the system board.
NOTE: The number of screws may vary depending on the configuration ordered.
3 Lift the heat sink off the system board.
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Removing the heat sink

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computer. After working inside your computer, follow the instructions in
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Removing the heat sink
www.dell.com/
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After working inside