I had a winxp failure from a bad file.. had to do a repair from the CD. Once that was done, rebooted.. and ALL I get is 4bit video!! I have a NVidia Gefoce2 GTS and a Samsung 900NF - any ideas?? WHen I go to properties and try changing it in the settings tab, only item I get is LOWEST (4BIT) .. i tried installing drivers again, but doesn't work.. XPrecognizes the video card and monitor tho.. help!!