Pete

If that button on the start menu appears to be a yellowish/brown color, then
it is set to sleep/hibernate. You can set the option to power off in the the
Power options in Control Panel. This will turn the button to a dark red
color.

--

Ronnie Vernon
Microsoft MVP
Windows Shell/User


"Pete" <nospam@scanmail.com> wrote in message
news:%23xgPGHA8HHA.3624@TK2MSFTNGP05.phx.gbl...
> On clicking the power button (circle with a small vertical line at top)
> next to Start Search box on the Start Menu my screen goes blank but the
> machine remains on with quite a lot of hard disk activity. I cannot make
> the screen come back to life and the only option I have is to hit the
> reboot by using the reset button on the computer (the main power button on
> the machine does nothing when pressed).
>
> Does clicking the power button put the computer to sleep? If so, why am I
> not able to wake it up?
>
> ACPI in BIOS is set to S1&S3 if this is of any relevance.