Abit AT7 User Manual page 56

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1. In the Main Menu, select "Power Management Setup" and press <Enter>. The following screen is
displayed:
2. You can use the arrow keys to move between the items. Use PgUP, PgDn, + or - key to change the
values. When you have finished setting up the chipset, press <Esc> to go back to the main menu.
3. After you have configured the Power Management feature, press <Esc> to go back to the Main Menu.
We are now going to briefly explain the options in this menu:
ACPI Function (Advanced Configuration and Power Interface):
ACPI gives the operating system direct control over the power management and Plug and Play functions
of a computer. The ACPI functions are always "Enabled". If you want ACPI functions to work normally,
you should notice two things. One is your operating system must support ACPI, as of now only
® ®
Microsoft Windows
functions. The second thing is that all devices and add-on cards in your system must fully support ACPI,
both hardware and software (drivers). If you want to know if your devices or add-on cards support ACPI
or not, please contact the device or add-on card manufacture for more information. If you want to know
more about ACPI specifications, please go to the address below for more detailed information:
http://www.teleport.com/~acpi/acpihtml/home.htm
Note: If you enable the ACPI function in the BIOS setup, the SMI function will not work.
ACPI requires an ACPI-aware operating system. ACPI features include:
! Plug and Play (including bus and device enumeration) and APM functionality normally contained in
the BIOS.
! Power management control of individual devices, add-in cards (some add-in cards may require an
ACPI-aware driver), video displays, and hard disk drives.
! A Soft-off feature that enables the operating system to power off the computer.
! Support for multiple wake-up events (see Table 3-6-1).
! Support for a front panel power and sleep mode switch. Table 3-6-2 describes the system states based
AT7
Figure 3-7A. Power Management Setup Main Menu
®
98 SE, Windows 2000, Windows
® ®
ME and Windows
Chapter 3
XP supports these