MSI MS-7304 - Manual (Page 43)

BIOS Setup
3-13
ACPI Function
This item is to activate the ACPI (Advanced Configuration and Power Management
Interface) Function. If your operating system is ACPI-aware, such as Windows 98SE/
2000/ME/ XP, select [Enabled].
ACPI Standby State
This item specifies the power saving modes for ACPI function. If your operating
system supports ACPI, such as W indows 2000/XP, you can choose to enter the
Standby mode in S1(POS) or S3(STR) fashion through the setting of this field.
[S1] The S1 sleep mode is a low power state. In this state, no
system context is lost (CPU or chipset) and hardware main-
tains all system context.
[S3] The S3 sleep mode is a lower power s tate where the in
formation of system configuration and open applications/files
is saved to main memory that remains powered while most
other hardware components turn off to save energy. The
Power Management Setup
Important
S3-related functions described in this section are available only when your
BIOS supports S3 sleep mode.