Installing The Wwan Card - Dell Latitude 7220 Service Manual

Installing the WWAN card

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the WWAN card and provides a visual representation of the installation procedure.
Steps
1. Slide the WWAN card at an angle into the WWAN card slot.
2. Connect the antenna cables to the WWAN card. The following table provides the antenna-cable color scheme for the WWAN card
that is supported by your tablet.
Table 3. Connectors on the wireless card
Antenna
Main (white triangle)
Auxiliary (black triangle)
3. Place the WWAN card bracket on the WWAN card.
4. Replace the screw (M2x3) to secure the WWAN card bracket to the WWAN card.
36 Removing and installing components
Cable Color
White
Black