Dell Latitude 7530 Service Manual page 25

Steps
1. Align the notch on the WWAN card with the tab on the M.2-card slot on the system board.
2. Slide the WWAN card firmly into the M.2-card slot on the system board.
3. Connect the antenna cables to the connectors on the 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 2. WWAN-antenna cable color scheme
Connectors on the wireless card
Main (white triangle)
Auxiliary (black triangle)
Antenna cable color
White
Black
Removing and installing components 25