1
vote
0answers
57 views

How can I change power settings automatically while running VLC in Xubuntu 14.04 64 bit

I am using Xubuntu 14.04 64 bit. I usually play video using VLC media player. The problem I am having is, after 10 or 15 minutes computer turn off its display, even the video is running in the ...
0
votes
0answers
78 views

How do you get the display to automatically shut off in Ubuntu 13.10?

The display will not automatically turn off after 10 minutes, even though it is set to do so in the Brightness & Lock under System Settings. Running these commands in a terminal will cause the ...
1
vote
1answer
625 views

Power manager GUI settings (not to shut down the display) are not followed

I want my laptop not to turn off monitor when on AC power under any circumstance. And yet it becomes dark after a while - 10 minutes I guess. I think the Xfce GUI settings involved are these here: ...
9
votes
6answers
3k views

How can I disable backlight when I lock the screen?

When I lock screen, the display does turn black but the display isn't completely off. There is some light coming out of the display in screen lock mode but it get turned off when inactive for 10 ...
0
votes
1answer
976 views

Cannot permanently prevent power saving blank screen on Compaq Presario C700 with Ubuntu 12.10

I have a Compaq Presario C700 which has a GRUB multi-boot for Ubuntu 12.10 (32 bit), Ubuntu 10.10 and Windows Vista. This machine is always run by mains electricity rather than by battery as I have ...
1
vote
0answers
396 views

screen does not wake up after suspend/ brightness will not adjust

My computer is one of these: http://www.newegg.com/Product/Product.aspx?Item=N82E16834230467 Asus Zenbook UX32A-DB51 Just bought it yesterday. Set to "suspend" when I close the lid, but when I open it ...
17
votes
4answers
23k views

Ubuntu 12.10 “Turn screen off when inactive for: Never” still turns off

After a fresh install of Ubuntu 12.10, my screen still goes off after about ten minutes. I've been to the Brightness and Lock control panel. The Turn screen off when inactive for: setting is set to ...
2
votes
1answer
3k views

Screen turns off after inactivity

My screen turns off if I'm inactive for some time, even though I disabled the setting. It happens on battery as well as on AC power. My Brightness and Lock Settings: My Power Settings: Does ...
0
votes
1answer
294 views

Display dims when not in use and it turns off when not in use or while watching movies

I have Ubuntu 11.10 and am using it on dell xps laptop now my problem is that Ubuntu does not provide power utility form where I can manage brightness of my screen, when to turn it off, after how much ...
2
votes
1answer
1k views

Why does powertop think I have two displays?

Ok, so in powertop (version 1.97), in both the "overview" and "device stats" sections, I see two devices, each called "display backlight". One shows the correct percentage of use, e.g. if I lower ...
6
votes
6answers
12k views

Why does my display keep turning off every 10 minutes?

I have installed Ubuntu 11.10 (Oneiric) in VirtualBox as well as virtualbox-guest-additions . The display resolution adapts to the size of the window as expected, but the display turns off after 10 ...
1
vote
1answer
4k views

Is there a way to stop the display from turning off?

I'm using the latest version of Ubuntu 11.10, and although I've disabled the lock screen options and checked the power settings, my display turns off after around ten minutes. That wouldn't be so bad, ...
2
votes
2answers
4k views

How can I actually change my “Power Management” settings?

I go into settings -> Power Management, trying to change the "Put display to sleep when inactive for:" and "Dim display when idle" settings. The changed settings are saved -- if I come back to the ...
1
vote
1answer
310 views

How do I determine the power state of my monitor?

How do I determine the state of my Monitor in Ubuntu 11.04. I've seen a lot of stuff regarding dpms, but for what ever reason, I don't have the dpms module running on my ubuntu install and I'd really ...
0
votes
1answer
305 views

Monitor never goes to sleep [closed]

Am running Natty with Unity 2D
1
vote
2answers
925 views

Power manager keeps shutting down the display

I'm probably missing something here. I'm using the default Ubuntu power manger, I set it up like this: On AC: no screen dimming when idle, never put computer to sleep, never put display to sleep. On ...
14
votes
3answers
3k views

How to turn off the display via the command line?

Is there a way to turn off the display (enter power saving mode) using a command? For example, when the computer is inactive for a specific interval, the screen turns off to conserve energy. Is there ...