Foxconn P31A-S User Manual

Page 33

Chapter 2 BIOS Description

5.Power Management Setup

Power Management Setup Menu

5.1

ACPI function

ACPI( Advanced Configuration and Power Interface)is a standard that de-

fines power and configuration management interfaces between 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 supported by the OS (for
example, Windows2000 or WindowsXP).

5.2

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.

5.3

Soft-Off by PWR-BTTN

This option is used to set the power down method.This function is only valid
for systems using an ATX power supply. When select “Instant-off”, once press
power buttton, the power turns off immediately; When select “Delay 4 sec”,
the power will be off after the power button is pressed more than 4 seconds.

to set the avaliable values of items.

4.2 Onboard Device

This sub-menu is used for the configuration of onboard devices.

4.3 SuperIO Device

This sub-menu is used for the configuration of I/O devices, such as serial

port, parallel port and so on.
4.4 USB Device Setting

This sub-menu is used to set the parameters of USB devices.

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