Quote: Originally Posted by
msjonker 
Well, the option isn't even available in my Control Panel, even with a different power supply. The problem is that Windows doesn't think the motherboard supports it for some reason. I have ACPI enabled.
The power supply has nothing to do with this.
Go into the BIOS setup and make certain that S1, or S1+S3 power management is enabled.
You may have to do a complete Windoze install to get the ACPI components installed correctly.
Good luck.