Asus Z9PE-D16-10G/DUAL - Manual (Page 96)

4-28 Chapter 4: BIOS setup
4.4.9 ACPI Settings
Enable ACPI Auto Configuration [Disabled]
Allows you to enable or disable BIOS ACPI Auto Configuration.
Configuration options: [Disabled] [Enabled]
Enable Hibernation [Enabled]
Allows you to enable or disable system ability to Hibernate (OS/S4 sleep state). This option
may be not effective with some OS.
Configuration options: [Disabled] [Enabled]
ACPI Sleep State [S1 (CPU Stop Clock)]
Allows you to set the ACPI Sleep State.
Configuration options: [Suspend Disabled] [S1 (CPU Stop Clock)]
Lock Legacy Resources [Disabled]
Allows you to enable or disable Lock Legacy Resources.
Configuration options: [Disabled] [Enabled]
The following item appears only when you set Enabled ACPI Auto Configuration to
[Disabled].