Acnodes PC 8177 - Manual (Page 34)

 ACPI Settings
You can use this screen to select options for the ACPI Configuration, and change the value
of the selected option. A description of the selected item appears on the right side of the
screen.
ACPI Sleep State
Select the highest ACPI sleep state the system will enter when the suspend button is pressed.
Configuration options are Suspend Disabled, S1 only (CPU Stop Clock), and S3 only
(Suspend to RAM).
To correctly support wake by use of USB from the S3 system power state, please refer to the
following Microsoft
’s link:
http://support.microsoft.com/kb/841858/en-us