Dell OptiPlex 7090 Micro Form Factor Service Manual page 23

About this task
The following image indicates the location of the wireless card and provides a visual representation of the installation procedure.
Steps
1. Connect the antenna cables to the WLAN card.
The following table provides the antenna-cable color scheme for the WLAN card of your computer.
Table 2. Antenna-cable color scheme
Connectors on the wireless card
Main (white triangle)
Auxiliary (black triangle)
Antenna-cable color
White
Black
Removing and installing components 23