Latitude 7430/Latitude 7430 2-in-1 Service Manual

Installing the 4G WWAN card

1. Align the notch on the 4G WWAN card with the tab on the M.2-card slot on the system board.
2. Slide the 4G WWAN card firmly into the M.2-card slot on the system board.
3. Connect the antenna cables to the connectors on the 4G WWAN card.
   NOTE For computers shipped with a Cat 16 WWAN card that has four connectors, connect the #5 white/gray antenna cable to the main connector at the very right of the WWAN card and the #6 black/gray antenna cable to the Aux 1 connector at the very left.

   

   The following table provides the antenna-cable color scheme for the wireless card supported by your system.

   Table 1. 4G WWAN-antenna cable color schemeThe table below shows the respective indicators for the 4G WWAN-antenna cables:

   Connectors on the wireless card	Antenna cable color
   Main (white triangle)	White
   Auxiliary (black triangle)	Black

   

4. Place the 4G WWAN-card bracket on the 4G WWAN card.
5. Align the screw hole on the 4G WWAN-card bracket with the screw hole on the system board.
6. Replace the screw (M2x2.5) to secure the 4G WWAN-card bracket and the 4G WWAN card to the system board.
7. Place the 4G WWAN-card shield over the 4G WWAN card and secure it in place.
   NOTE Insert the edges of the 4G WWAN-card shield into the clips on the system board to secure it in place.

   

   NOTE For instructions on how to find your computer's International Mobile Station Equipment Identity (IMEI) number, search in the Knowledge Base Resource at www.dell.com/support.