11 Connect the antenna cables to the system board.The following table provides the antenna cable color schemes for the wireless card supported by your computer.Table 3. Antenna-cable color schemeConnectors on the wireless card Antenna-cable colorMain (white triangle) WhiteAuxiliary (black triangle) BlackPost-requisites1 Replace the fans.2 Replace the heat sink.3 Replace the solid-state drive.4 Replace the battery.5 Replace the base cover.Entering the Service Tag in the BIOS setup program1 Turn on or restart your computer.2 Press F2 when the Dell logo is displayed to enter the BIOS setup program.3 Navigate to the Main tab and enter the Service Tag in the Service Tag Input field.NOTE: Service tag is the alphanumeric identifier located at the back side of your computer.Replacing the system board 47
