If your notebook has a VGA display, you must use a VGA connector to output the video signal. If you have another device that connects through an RGB component cable and want to connect it to the VGA ...
I am using a Viewsonic VP2030b as a second monitor. My primary is a LG 24" using a DVI connection. Since my video card only has one DVI out, I am forces to connect the Viewsonic VP2030b with ...