User manual

41 Chapter 4
- Onboard Serial Port 1 [3F8/IRQ4]
This item allows the user to select I/O port address. Range is from
2E8 to 3F8.
- Onboard Serial Port 2 [2F8/IRQ3]
This item allows the user to select I/O port address. Range is from
2E8 to 3F8.
• Watch Dog Timer Select [Disabled]
This item allows the user to enable or disable the watch dog timer. If
enabled, a timer value may be set in either minutes or seconds.
4.2.6 Power Management Setup
Note: Use “Power management Setup” options to configure the system
for most effective energy utilization still consistent with intended com-
puter use.
• ACPI Function [Enabled]
This item defines the ACPI (Advanced Configuration and Power Inter-
face) feature that makes hardware status information available to the
operating system, allowing PC and system devices to communicate to
improve power management.
• ACPI Suspend Type [S1 (POS)]
This item allows the user to select sleep state when in suspend, but this
system is limited to S1 Mode.
S1(POS) The suspend mode is equivalent to a software
power down;
S3(STR) The system shuts down with the exception of
a refresh current to the system memory.
S1(POS) &S3(STR) This item supports two modes, with software
selection.
• Power Management Option [User Define]
This item allows the user to select system power saving mode.
Min Saving Minimum power management. Suspend Mode=1 hr.
Max Saving Maximum power management. Suspend Mode=1
min.
User Define Allows the user to set each mode individually. Sus-
pend Mode= Disabled or 1 min ~1 hr.