I have upgraded to windows 7 from xp pro. I am using the same video card ... ATI HD 3600 series. With xp and this card I had no problems watching movies using VLC player on my big screen, ( having cloned my desktop)
After a fresh install of win 7 and checking to see if this video card was...
ati hd 3600
ati hd 4750
big screen
compatibility
desktopcloning
driver issue
graphics card
hardware upgrade
horizontal lines
installation issues
movie playback
pixel scramble
tech support
troubleshooting
upgrade
video driver
video playback
vlc player
windows 7