Ampro Corporation COM 830 User Manual

Page 62

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Chapter 4

BIOS Setup Description

56

Reference Manual

COM 830

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.

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