hello, i hav jus bought a new tv a philips 50pf9631d/10 and im tryin to use it as a clone monitor for my pc. i hav a geforce 7800 gt graphics card with 2 dvi ports. with dvi 2 vga connector i used to hav a second monitor (prodjector) set up with a vga 2 vga wire and it wrked fine with a pc...