ok, I have a Acer laptop (Aspire 5100)WITH NO S-VIDEO. Im trying connect it to my 52 inch RCA projector,with no tuner. I have a dvi to vga adapter pluged into the div Hdtv input with a Hddb15 cord running from my pc to the adapter. I just need to know what I need to do now. Nothing will show up on my Tv. anyone know what i need to do???