User manual

VB8004
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VB8004 User Man
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63
6.5.5. ACPI Configuration
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
Figure Figure
Figure 59
5959
59: Illustration of ACPI Configuration screen
: Illustration of ACPI Configuration screen: Illustration of ACPI Configuration screen
: Illustration of ACPI Configuration screen
6.5.5.1.
6.5.5.1.6.5.5.1.
6.5.5.1. Suspend Mode
Suspend ModeSuspend Mode
Suspend Mode
The Suspend Mode field has three selectable options.
S1
S1S1
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
S3S3
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
AutoAuto
Auto
When the Suspend Mode is set to Auto, the operating system will control the
power state.