If your running a ATi video card you cant. Seems to be some problems with
drivers and who knows when that will get fixed.
"David M. Carney" <carney1979@hotmail.com> wrote in message
news

0F6F37F-7322-4F81-84E5-36E84A6BC4EA@microsoft.com...
>I recently installed Vista RC1 on my computer.
>
> I did have XP Media Edition.
>
> My problem is I tell Vista to turn off my monitor after 30 minutes when
> plugged in. However, after 30 minutes, my monitor goes dark but it isn't
> turned off or put in standby. There is still some light coming from the
> monitor and the power LED is green.
>
> XP would act as I expected. It would actually power the monitor off so
> there was nothing coming from the display. The power LED would change from
> green to yellow.
>
> How do I make this happen in Vista?
>
> Monitor is a NEC MultiSync LCD1770GX.
>
> Sincerely,
>
> David
>