Removing the WWAN card
About this task
The following image indicates the location of the WWAN card and provides a visual representation of the removal procedure.
NOTE:The following steps are applicable only for 4G LTE enabled systems.
![Removing the heat sink](https://dl.dell.com/content/guides/public/Html/latitude_3420_sm_discrete/images/GUID-60779177-C04D-40B4-A18C-6BD7563445C4-low.jpg)
Steps
- Open the mylar sheet that covers the WWAN card.
- Remove the screw (M2x3) that secures WWAN card bracket to the WWAN card on the system board.
- Lift and remove the WWAN card bracket from the WWAN card that secures the two antenna cables.
- Disconnect the antenna cables from the connectors on the WWAN card.
- Disconnect and remove the WWAN card from the WWAN card slot.
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