User Manual

Page 67 1010-1023, Rev 00
5.3.1 ACPI Settings
The ACPI Settings menu (618HBIOS Menu 3) configures the Advanced Configuration and
Power Interface (ACPI) options.
Aptio Setup Utility – Copyright (C) 2011 American Megatrends, Inc.
Advanced
ACPI Settings
ACPI Sleep State [S1 only(CPU Stop C...]
Select the ACPI sleep state
the system will enter when
the SUSPEND button is
pressed.
----------------------
 : Select Screen
 : Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.
BIOS Menu 3: ACPI Settings
 ACPI Sleep State [S1 only (CPU Stop Clock)]
Use the ACPI Sleep State option to specify the sleep state the system enters when it is
not being used.

S1 only (CPU Stop
Clock)
DEFAULT
The system enters S1(POS) sleep state. The
system appears off. The CPU is stopped; RAM is
refreshed; the system is running in a low power
mode.

S3 only (Suspend
to RAM)
The caches are flushed and the CPU is powered
off. Power to the RAM is maintained. The
computer returns slower to a working state, but
more power is saved.