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Questions tagged [screen-energy-saving]

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Intel i915 and xbacklight: No outputs have backlight property

When I run xbacklight I get xbacklight No outputs have backlight property I've seen other posts mentions this but I do have a /sys/class/backlight/intel_backlight. I can write to the file and this ...
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1answer
329 views

Gnome3 - set screen energy settings from command line (script)

Is there a way to access, set gnome system-settings from the command-line? I'm specifically interested in a way to set: settings -> energy -> screen off = never settings -> energy -> ...
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2answers
723 views

Forcing the screen to go blank

I found this answer to make my screen go blank with xset dpms force off. But most of the times it only works for a brief moment and the screen comes back. I never managed to get this to work an ...
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3answers
361 views

Xserver sets monitor to sleep after 10 minutes

My installation, Ubuntu server 14.04 with just xorg and firefox installed. The server boots up and immediatly starts firefox with the disired webpage in fullscreen mode. After 10 minutes my monitor ...
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2answers
2k views

How can I reduce my Laptop's power consumption when running Linux?

I just installed Linux on a laptop of mine (it's Lubuntu 15.04 on a Lenovo X201, Core i5 M540, 2GB mem). I'm currently seeing 21580 mW power draw with a couple of apps open (Firefox with a few tabs ...
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1answer
4k views

Disabling screen blanking in GNOME 3

We are using a Debian 7 machine with the default GNOME 3 installation to display content on an information display. This display needs to remain on until the connected computer is switched off. ...
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0answers
266 views

“Screen Energy Saving” (in KDE) - how to trigger command when entering and exiting such mode?

I have two commands: one I'd like to execute when computer enters "Screen Energy Saving" mode, another when it exists this state. How to trigger those commands depending on "Screen Energy Saving" ? ...