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Dell Latitude 7420 - Installing the Palmrest Assembly

Dell Latitude 7420
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6. Remove the WWAN card.
7. Remove the battery.
8. Remove the heatsink assembly.
9. Remove the display assembly.
10. Remove the speaker.
11. Remove the smart card reader.
12. Remove the audio board.
13. Remove the system board.
14. Remove the I/O board.
15. Remove the power button with finger print reader.
16. Remove the keyboard.
Steps
After performing the pre-requisite steps, you are left with the palmrest assembly.
Installing the palmrest 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 palmrest assembly and provides a visual representation of the installation
procedure.
Steps
1. Place the palmrest assembly on a flat surface.
2. Transfer over the components to the new palmrest assembly.
Next steps
1. Install the keyboard.
2. Install the power button with finger print reader.
60
Removing and installing components

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