Supermicro 440LX, Reference Manual

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Chapter 2: Running Setup
2-13
2-1-4 Power Management
ACPI Aware OS
Use this feature if your operating system supports Microsoft's
Advanced Configuration and Power Interface (ACPI) standard. The
settings are: Yes or No.
Power Management/APM
This power conservation feature is specified by Intel and Microsoft
INT 15h Advance Power Management BIOS functions. The
settings are: Disabled or Enabled. When this feature is set to
Enabled, the system power conservation features are controlled
by the system BIOS, not by the operating system.
Power Button Function
This feature is used to select the functionality of the power
supply's power button. The settings are: Suspend or On/Off.
Power Supply Type
The settings for power supply type are AT or ATX.
Instant on Support
Instant-on is one of ACPI's standard features. The system comes
back on instantly from ACPI's SoftOff state. The settings are:
Disabled or Enabled.
Green PC Monitor Power State
This option specifies the power state that the green PC-compliant
video monitor enters when AMIBIOS places it in a power savings
state after the specified period of display inactivity has expired.
The settings are Standby, Suspend or Off.
Video Power Down Mode
This option specifies the power conserving state that the VGA
video subsystem enters after the specified period of display
inactivity has expired. The settings are Disabled, Standby, or
Suspend.
Hard Disk Power Down Mode
This option specifies the power conserving state that the hard
disk drive enters after the specified period of hard drive inactivity
has expired. The settings are Disabled, Standby, or Suspend.