Chapter 4 BIOS Setup Description
56 Reference Manual COM830
ACPI Configuration Submenu
Feature Options Description
ACPI Aware O/S No
Yes Set this value to allow the system to utilize the Intel
ACPI (Advanced Configuration and Power
Interface).
Set to NO for non ACPI aware operating system like
DOS and Windows NT.
Set to YES if your OS complies with the ACPI
specification (e.g. Windows XP)
ACPI Version Features ACPI v1.0
ACPI v2.0
ACPI v3.0
ACPI version supported by the BIOS ACPI code and
tables.
System Off Mode G3/Mech Off
S5/Soft Off
ACPI APIC support Enabled
Disabled
Set to enable to include the APIC support table to
ACPI.
Suspend mode S1 (POS)
S3 (STR)
Select the state used for ACPI system suspend.
Repost Video on S3
Resume No
Yes
Determines whether to invoke VGA BIOS post on S3
resume (required by some OS to re-initialize
graphics).
USB Device Wakeup
From S3/S4 Disabled
Enabled
Enable or disable USB device wakeup from S3 and
S4 state.
Active Cooling Trip
Point Disabled
50, 60, 70, 80, 90°C
Specifies the temperature threshold at which the
ACPI aware OS turns the fan on/off.
Passive Cooling Trip
Point Disabled
50, 60, 70, 80, 90°C
Specifies the temperature threshold at which the
ACPI aware OS starts/stops CPU clock throttling.
Critical Trip Point Disabled, 80, 85, 90,
95, 100, 105, 110°C Specifies the temperature threshold at which the
ACPI aware OS performs a critical shutdown.
Watchdog ACPI Event Shutdown
Restart
Select the event that is initiated by the watchdog
ACPI event. When the watchdog times out a critical
but orderly OS shutdown or restart can be performed
(see note below).
GPI1 Function No Function
Lid Switch
Determines the functionality of GPI1.
GPI0 Function No Function
Sleep Button
Determines functionality of GPI0.