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BIOS Setup Program
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4.6 Power Menu
To access this menu, select Power from the menu bar at the top of the screen.
Maintenance Main Advanced Security
Power
Boot Exit
ACPI
The menu represented in Table 55 is for setting the power management features.
Table 55. Power Menu
Feature Options Description
ACPI Select to display submenu Sets the ACPI power management options.
After Power Failure • Stay Off
• Last State (default)
• Power On
Specifies the mode of operation if an AC power loss
occurs.
Stay Off keeps the power off until the power button is
pressed.
Last State restores the previous power state before
power loss occurred.
Power On restores power to the computer.
Wake on PCI PME • Stay Off (default)
• Power On
Specifies how the computer responds to a PCI power
management event.
4.6.1 ACPI Submenu
To access this menu, select Power from the menu bar at the top of the screen and then ACPI.
Maintenance Main Advanced Security
Power
Boot Exit
ACPI
The submenu represented in Table 56 is for setting the ACPI power options.
Table 56. ACPI Submenu
Feature Options Description
ACPI Suspend State • S1 State
• S3 State (default)
S1 is the safest mode but consumes more power.
S3 consumes less power, but some drivers may not
support this state.
Wake on LAN* from S5 • Stay Off (default)
• Power On
In ACPI soft-off mode only, determines how the
system responds to a LAN wake-up event.