Dell Latitude C540 - Manual (Page 109)

Plug the two RCA connectors on the other end of the audio cable into the audio input connectors on
your television or other audio device. 6.
Enabling the Display Settings for a Television
ATI Video Controller
NOTE: Ensure that you properly connect the television before you enable the display settings.
Open the Control Panel window. 1.
In Microsoft® Windows® XP, click the Start button and then click the Control Panel icon.
In Windows 2000, click the Start button, point to Settings, and click Control Panel.
Double-click the Display icon, click the Settings tab, and then click Advanced. 2.