Dell Inspiron 5390 - Installing the WLAN Card; WWAN Card; Removing the WWAN Card

Installing the WLAN card
Prerequisite
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 WLAN card and provides a visual representation of the installation procedure.
Steps
1 Connect the antenna cables to the WLAN card.
2 Align the notch on the WLAN card with the tab on the WLAN card slot and insert the WLAN card at an angle into the WLAN card slot.
3 Align and place the WLAN card bracket on the WLAN card.
4 Replace the screw (M2x2.5) to secure the WLAN card bracket to the WLAN card.
Next step
1 Install the battery.
2 Install the base cover.
3 Follow the procedure in After working inside your computer.
WWAN card
Removing the WWAN card
Prerequisites
NOTE
: This procedure is only applicable for computers shipped with a WWAN conguration.
1 Follow the procedure in Before working inside your computer.
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Removing and installing components