Nexcom EBC575 Series Manual page 47

ACPI Function
The ACPI standard (Advanced Configuration and Interface power) allows the operating system directly to
check the functions of energy saving and the PnP (Plug and Play) functionality. The ACPI functions are
normally activated by the BIOS. The choices are: Enabled and Disabled.
Power Management
This category allows you to select the type (or degree) of power saving and is directly related to the following
modes: HDD Power Down, Doze Mode and Suspend Mode
Min. Saving: Minimum power management.
Max. Saving: Maximum power savings. Only Available for SL CPUs.
User Define: Allows you to set each mode individually.
Video Off Method
This determines the manner in which the monitor is blanked. There are three choices:
V/H SYNC+Blank: This selection will cause the system to turn off the vertical and horizontal synchro
nization port and write blanks to the video buffer.
Blank Screen: This option only writes blanks to the video buffer.
DPMS Support: Select this option if your monitor supports the Display Power Management signaling
(DPMS) standard of the Video Electronics Standard to select video power management values.
Video Off In Suspend
This determines the manner in which the monitor is blanked. The choices: Yes, No.
Suspend Type
Select the Suspend Type. The choices: PwrOn Suspend, Stop Grant.
MODEM Use IRQ
This determines the IRQ in which the MODEM can use. The choices are 3, 4, 5, 7, 9, 10, 11, and NA.
Suspend Mode
When enabled and after the set time of system inactivity, all devices except the CPU will be shut off. After the
selected period of system inactivity, the chipset enters hardware suspend mode. Stopping the CPU clock will
possibly cause other system devices to enter power management modes.
Disabled: The system will never enter Suspend mode
1 Min ~ 1 Hour: Defines the continuous idle time before the system entering Suspend mode.
HDD Power Down
When enabled and after the set time of system inactivity, the hard disk drive will be powered down while all
other devices remain active.
Disabled: HDD's motor will not be off.
I Min ~ 15 Mins: Defines the continuous HDD idle time before the HDD entering power saving mode
(motor off).
EBC575 User's Manual 47 Chapter 4