Steps
1. Open the mylar sheet that covers the WWAN card.
2. Remove the screw (M2x3) that secures WWAN card bracket to the WWAN card on the system board.
3. Lift and remove the WWAN card bracket from the WWAN card that secures the two antenna cables.
4. Disconnect the antenna cables from the connectors on the WWAN card.
5. Disconnect and remove the WWAN card from the WWAN card slot.
Installing the WWAN card
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 card and provides a visual representation of the installation procedure.
NOTE: The following steps are applicable only for 4G LTE enabled systems.
Steps
1. Connect the two antenna cables to the connectors on the WWAN card.
NOTE: The antenna cable connectors are fragile and utmost care should be taken while replacing them.
Removing and installing components 39
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