Dell Inspiron 545 MT User Manual page 236

3 Plug all three connectors from the other end of the component video cable
into the component video-input connectors on the TV. Make sure that the
red, green, and blue colors of the cable match the colors of the TV input
connectors.
4 Plug the single-connector end of the audio cable into the headphone
connector on the computer.
5 Plug the two RCA connectors on the other end of the audio cable into the
audio input connectors on your TV or audio device.
Component Video and S/PDIF Digital Audio
component
video adapter
S-video TV-out
connector
236
Connecting Your Computer to a TV and Adjusting Display Settings