Power Management - Congatec XTX conga-XLX User Manual

8.7 Power Management

Select the 'Power Management' submenu from the 'Main Menu' and press enter or
press the related letter in front of the menu to enter the 'Power Management' setup
screen. This menu is used for setting ACPI and APM configuration.
Feature
BIOS PM at Bootup
APM Available
ACPI Available
CPU Clock Gating
Chipset Clock Gating
Active Cooling TP
Power Loss Control
(see Note 2 )
Power Button Control
Suspend Mode Control
CMB Shutdown Mode
Watchdog ACPI Event
(see Note 1 )
GPE1 Function
GPE2 Function
Note 1
In ACPI mode it is not possible for a "Watchdog ACPI Event" handler to directly restart
or shutdown the OS. For this reason the congatec BIOS will do one of the following:
For Shutdown: An over temperature notification is executed. This causes the OS to shut
down in an orderly fashion.
Copyright © 2006 congatec AG
Options Description
BIOS will turn on Legacy PM before booting the OS.
Disabled
Enabled
Select APM Interface available for use.
Yes
No
Yes Select ACPI Interface available for use.
No
Disabled Set to Enabled for power savings.
Enabled
Disabled Set to Enabled for power savings
Enabled
Disabled Determines the active cooling trip point for the CPU fan in ACPI mode.
40°C
50°C
60°C
70°C
Remain Off Specifies the mode of operation if an AC power loss occurs.
Remain Off keeps the power off until the power button is pressed.
Turn On
Turn On restores power to the computer.
Last State
Last State restores the previous power state before power loss occurred.
Note: Only works with an ATX type power supply.
Instant Off Use ACPI Mode with 4 seconds Soft Off or not.
ACPI Mode
Determines if the system suspends to S3 or to S1 power save state.
S1-State
S3-State
Determines the shutdown behavior of the Control Method Battery. G3
G3 Mech Off
Mech Off switch off all supply voltages.
S5 Soft Off
S5 Soft Off switch off all supply voltages except 5V Standby.
Shutdown Selects the event that is initiated by the watchdog APCI event (see note 1
below).
Restart
Sleep
No Function Determines the functionality of GPE1 (pin 42 of X4)
Note: Resume with LID switch is only available from S1 state.
Lid Switch
Determines the functionality of GPE2 (pin 89 of X4)
No Function
Note: Sleep button option in ACPI mode is only available when Suspend
Sleep Button
Mode Control is set to S3 state.
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