1)uninstall your video card drivers completely.
2)shutdown
3)remove your card from computer.
4)restart (it will give you some error beep´s)
5)put the card on again
6)restart
7)must detect on your bios and on windows startup
8)install the most recent drivers for your video card
5)restart...
Each time I connect TV to my GF4 MX440 every thing works fine, but when I reconnect the VGA monitor, it turns into "sleep mode". Before I connect the TV everything whorks fine... What can I do ?
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Thanks Everyone.
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