Acpi Settings - VIA Technologies VB7009 User Manual

6.30.5

ACPI Settings

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.
Figure 77 Figure Figure Figure 77: Illustration of ACPI Configuration screen 77 77 : Illustration of ACPI Configuration screen : Illustration of ACPI Configuration screen : Illustration of ACPI Configuration screen
6.30.5.1 6.30.5.1 6.30.5.1 6.30.5.1 Suspend Mode Suspend Mode Suspend Mode Suspend Mode
The Suspend Mode field has three selectable options.
S1 (POS) S1 (POS)
S1 (POS) S1 (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 (STR) S3 (STR)
S3 (STR) S3 (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.
6.30.5.2 6.30.5.2 6.30.5.2 6.30.5.2 ACPI Version Features ACPI Version Features ACPI Version Features ACPI Version Features
The ACPI Version has three selectable version options.
ACPI v1.0 ACPI v1.0 ACPI v1.0 ACPI v1.0
Supports ACPI v1.0
ACPI v2.0 ACPI v2.0 ACPI v2.0 ACPI v2.0
Supports ACPI v2.0
ACPI v3.0 ACPI v3.0 ACPI v3.0 ACPI v3.0
Supports ACPI v3.0
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