Chapter 3 BIOS Description
40
v
ACPI function
ACPI stands for
“
Advanced Configuration and Power Interface
”
. ACPI is a
standard that defines power and configuration management interfaces be-
tween an operating system and the BIOS. In other words, it is a standard that
describes how computer components work together to manage system
hardware. In order to use this function the ACPI specification must be sup-
ported by the OS (for example, Windows2000 or WindowsXP). The available
setting values are: Enabled and Disabled.
v
ACPI Suspend Type
This option is used to set the energy saving mode of the ACPI function.
W hen you select
“
S1 (POS)
”
mode, the power will not shut off and the
supply status will remain as it is, in S1 mode the computer can be resumed
at any time. When you select
“
S3 (STR)
”
mode, the power will be cut off after
a delay period. The status of the computer before it enters STR will be saved
in memory, and the computer can quickly return to previous status when the
STR function wakes. W hen you select
“
S1 & S3
”
mode, the system will
automatically select the delay time.
v
Run VGABIOS if S3 Resume
This option allows the system to initialize the VGABIOS from S3 (Suspend to
RAM) sleep state. The available setting values are: Auto, Yes and No.
v
Soft-Off by PWRBTN
This option is used to set the power down method. This function is only valid
for systems using an ATX power supply.
When
“
Instant-Off
”
is selected, press the power switch to immediately turn
off power.
W hen
“
Delay 4 Sec
”
is selected, press and hold the power button for
four seconds to turn off power.
Power Management Setup Menu
Power Management Setup
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