About this task
The following image indicates the location of the WLAN antenna module and provides a visual representation of the installation
procedure.
Steps
1. Align and place the WLAN antenna module in the slot on the system.
2. Replace the two (M1.6x3) screws to secure the WLAN antenna module to the palm-rest assembly.
3. Adhere the piece of tape that secures the WLAN antenna module to the palm-rest assembly.
Next steps
1. Install the battery.
2. Install the WWAN card if applicable.
3. Install the base cover.
4. Follow the procedure in After working inside your computer.
System board
Removing the system board
Prerequisites
1. Follow the procedure in Before working inside your computer.
NOTE:
Ensure that your computer is in Service Mode. For more information see, step 6 in Before working inside your
computer.
2. Remove the SIM card tray if applicable.
3. Remove the base cover.
4. Remove the solid-state drive.
5. Remove the WWAN card if applicable.
6. Remove the right fan.
7. Remove the left fan.
8. Remove the heat sink.
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Removing and installing components
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