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5. BIOS Setup
Table 5.15. Power Management setup Selections
Description
Choice
ACPI Function
When set to 'Enabled', turns on the ACPI Function. By
default, this field is "Enabled". If you change this value after
Windows Installation, you should install OS again.
Note: ACPI (Advanced Configuration and Power Interface) is a power management specification that makes hardware
status information available to the operating system ACPI enables a computer to turn its peripherals on and off for
improved power management. It also allows the computer to be turned on and off by external devices, so that mouse or
keyboard activity wakes up the computer.
ACPI Suspend Type
Only "S1(POS)" is supported for the ACPI suspense mode.
Soft-Off by PWR-BTTN
In case of Soft-Off (S5) by the power button, specifies the
delay time to wait till the power button takes effect. In
"Instant-Off", the power button takes effect immediately
after pushed down. In "Delay 4 sec", the power button needs
to be pushed and held for 4 seconds to take effect. Note that
the power button is controlled by the OS in case of Windows.
PWRON After PWR-Fail
Only "On" is supported for the PWRON After PWR-Fail.
This feature is activated whenever a power is returned after
any types of power failures such as outage.
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IPC-BX955 User's manual
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