The hybrid sleep feature and the hibernation feature in Windows Vista may
become unavailable after you use the Disk Cleanup Tool :
http://support.microsoft.com/kb/928897
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Mark L. Ferguson
..
<Franz> wrote in message
news:58BE01D1-4AB4-42B2-AA0B-F24C9BD247FB@xxxxxx
Quote:
> My system is a Dell Dimension 9200 running Vista Ultimate.
>
> For an unknown reason my desktop computer does not go to the sleep mode. I
> did set the power options settings for the computer to go to sleep after
> 30
> minutes.
>
> One odd thing is that the display does not turn off either. I set the
> screen
> saver to turn on after 15 minutes - which it does. I also set the display
> to
> turn off after 20 minutes - but it never turns itself off.
>
>
>
> Any idea what could be wrong?
>
> Franz
>
> Franz