Urgent! ! ! ! Projector problem

My Toshiba tlp-x2000 projector in the video input signal to be effective, but there are signals to connect computers, yellowing and very clear images, my computer is a desktop, and computer and a projector to connect a 3-for – The root, all the same.(And use different computer test, no change)

projector with the computer you are using VGA Line connections, right? If it is possible to the projector VGA port does not work.This is not a line, is the interface.Is very simple.On the line know what to look for the use of the video signal can be an isolator.Technical Hotline:029 – 88278356 15829780308 Company:Wild Goose Pagoda in Xi'an area, a new generation of 263 South Taibai International Room 2805, Block A apartment