[header] How to properly use " s " video cables [title] Make sure your television and component support s-video. [step] S-video cables connect a component (something that generates video, like a dvd player) with a screen (like your television). [substeps] S-video input slots are circular with several small holes clustered around the middle of the port. 
Both your component and your tv must have s-video inputs for you to use s-video cables. [title] Count the small holes in your tv and component s-video slots.