Steps
1. Peel off the mylar that covers the heat sink on the system board.
2. For computers shipped with discrete graphics card, in reverse sequential order (7>6>5>4>3>2>1), loosen the seven captive
screws that secure the heat sink to the system board .
3. For computers shipped with integrated graphics card, in reverse sequential order (4>3>2>1), loosen the four captive screws
that secure the heat sink to the system board .
4. Lift the heat sink off the system board.
Installing the heat sink
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
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.
38 Removing and installing components
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