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Dell Latitude 7420 - Palmrest antenna module

Dell Latitude 7420
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Installing the heatsink assembly
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 heatsink assembly and provides a visual representation of the installation
procedure.
Steps
1. Align and place the heatsink assembly into its slot in the computer.
2. Replace the two (M2x2.5) screws on the fan casing and four (M2x2.5) screws (in sequential order, 1->2->3->4) to secure
the heatsink assembly to the computer.
3. Connect the fan cable to the system board.
Next steps
1. Install the base cover.
2. Install the microSD card.
3. Follow the procedure in after working inside your computer.
Palmrest antenna module
Removing the palmrest antenna module
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the microSD card.
Removing and installing components
33

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