6. Remove the heat sink.
7. Remove the display assembly.
8. Remove the battery.
9. Remove the I/O daughter board.
10. Remove the system board.
11. Remove the USH daughter board.
About this task
The following images indicate the location of the WWAN main antenna module and provide a visual representation of the
removal procedure.
Steps
1. Remove the four (M1.6x3) screws securing the WWAN main antenna module to the palm-rest assembly.
2. Lift the WWAN main antenna module off the system.
Installing the WWAN main antenna module
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 WWAN main antenna module and provides a visual representation of the
installation procedure.
54
Removing and installing components
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