Steps
1. Lift the system board shielding cover from the system board.
2. Peel back the WLAN antenna grounding foil and WWAN antenna grounding foil from the heat sink..
3. Loosen the four captive screws that secure the heat sink as per their callout .
4. Lift the heat sink out of the system.
Installing the heat sink
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of the heat sink and provides a visual representation of the installation procedure.
Removing and installing components
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