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ACPI C
ONFIGURATION
Advanced Configuration and Power Interface (ACPI) grants the
operating system direct control over system power management.
The ACPI Configuration screen can be used to set a number of
power management related functions.
Advanced
ACPI Settings
Suspend mode
ACPI Version Features
V02.69
Suspend Mode
The Suspend Mode field has three selectable options.
S1 S1 S1 S1 (POS)
(POS)
(POS)
(POS)
S1/Power On Suspend (POS) is a low power state. In this state, no
system context (CPU or chipset) is lost and hardware maintains all
system contexts.
S3 S3 S3 S3 (STR)
(STR)
(STR)
(STR)
S3/Suspend To RAM (STR) is a power-down state. In this state,
power is supplied only to essential components such as main
memory and wakeup-capable devices. The system context is saved
to main memory, and context is restored from the memory when
a "wakeup" event occurs.
Auto
Auto
Auto
Auto
When the Suspend Mode is set to Auto, the operating system will
control the power state.
ACPI Version Features
The ACPI Version Features enables the BIOS to support the
designated ACPI specification. There are three versions to choose
from: ACPI 1.0, ACPI 2.0, and ACPI 3.0.
BIOS SETUP UTILITY
[Auto]
[ACPI v3.0]
(C) Copyright 1985-2010, American Megatrends, Inc.
Select the ACPI state used
for System Suspend
Select Screen
Select Item
+ -
Change Option
F1
General Help
F10
Save and Exit
ESC
Exit
44
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