User`s manual

3-16
MS-9643 Mainboard
Power Management Setup
ACPI Function
This item is to activate the ACPI (Advanced Configuration and Power Manage-
ment Interface) Function. If your operating system is ACPI-aware, such as
Windows 98SE/2000/ME, select [Enabled].
ACPI Suspend Type
This item specifies the power saving modes for ACPI function. If your operating
system supports ACPI, such as Windows 98SE, Windows ME and Windows
2000, you can choose to enter the Standby mode in S1 (POS) or S3 (STR)
fashion through the setting of this field. Options are:
[S1(POS)]The S1 sleep mode is a low power state. In this state,
no system context is lost (CPU or chipset) and hard-
ware maintains all system context.
[S3(STR)]The S3 sleep mode is a lower power state where the
information of system configuration and open appli-
cations/files is saved to main memory that remains
powered while most other hardware components turn
off to save energy. The information stored in memory
will be used to restore the system when a “wake up”
event occurs.
Power Management
This item is used to select the degree (or type) of power saving and is related
to these modes: Suspend Mode and HDD Power Down. There are three
options for power management: