(12.4-de_orig) System Power Options in IGEL OS 12
- Harald Saller
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This article shows how to configure settings for energy saving on your IGEL OS device. You can configure the behavior after a time of inactivity and the CPU power plan.
Display of Energy Star Logo on Selected HP Endpoint Devices
Menu path: System > Power Options > System
System suspend/shutdown on inactivity
Specify how long the user can be inactive before the system switches to standby mode or shuts down, depending on the System action on inactivity setting.
Possible values:
- Never (Default)
- After 1 minute
- ...
- After 24 hours
System action on inactivity
Possible options:
Suspend: The system is set to standby mode after the timeout defined under System suspend/shutdown on inactivity. (Default)
- Shutdown: The system is shut down after the timeout defined under System suspend/shutdown on inactivity.
Without dialog
☑ The user is not asked if the system is to be set to standby mode.
☐ The dialog asking for user confirmation is shown. (Default)
Dialog timeout
Time in seconds, for which the dialog is to be displayed. (Default: 10 seconds)
Plugged In
CPU power plan for AC mode
The CPU power plan (CPU Governor) used in AC mode
Possible options:
- High performance: Full performance with maximum processor speed. (Default)
- Balanced: Slower regulation of performance in a balanced manner according to the demands of programs.
- Power saver: Lowest processor speed
You can also use the battery tray app to set the CPU power plan for the current mode in use (AC or battery). For details, see (12.4-de_orig) Battery.
Lid close action while plugged in
The action that is performed when the lid of the device gets closed.
Possible options:
Suspend: When the lid gets closed, the device goes into suspend mode and applications are closed. When the lid is opened again, the device starts, connections are restarted, and re-login is required. Applications have to be started manually. (Default)
The suspend action is only performed if there are no external displays connected and activated. When an external display is connected and activated, the internal display is turned off, and if the internal display was the primary display, a new primary display is assigned.
- Turn off display: When the lid gets closed, the internal display is turned off.
On Battery
CPU power plan for battery mode
The CPU power plan (CPU Governor) used in battery mode
Possible options:
- High performance: Full performance with maximum processor speed
- Balanced: Regulation of performance in a balanced manner according to the demands of programs. (Default)
Power saver: Lowest processor speed
You can also use the battery tray app to set the CPU power plan for the current mode in use (AC or battery). For details, see (12.4-de_orig) Battery.
Lid close action while not plugged in
The action that is performed when the lid of the device gets closed.
Possible options:
Suspend: When the lid gets closed, the device goes into suspend mode and applications are closed. When the lid is opened again, the device starts, connections are restarted, and re-login is required. Applications have to be started manually. (Default)
The suspend action is only performed if there are no external displays connected and enabled. When an external display is connected and activated, the internal display is turned off, and if the internal display was the primary display, a new primary display is assigned.
- Turn off display: When the lid gets closed, the internal display is turned off.