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1
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0answers
39 views

Linux Mint brightness has too few settings

There are many questions to do with screen brightness on Linux Mint (this and this refer to default brightness being zero, and this to there being only two brightness levels.) My problem is a bit ...
1
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0answers
19 views

How to obtain more brightness levels using Fn+keys in Xfce?

When using keyboard's keys to adjust brightness I'm only getting 10 values (levels) of screen brightness. Meanwhile using Xfce plugin for brightness, I can fine-tune brightness. However I want a ...
2
votes
1answer
59 views

How do I turn off the backlight but leave the LCD on?

How do I set zero brightness on laptops that have a nonzero minimum brightness on the brightness control? The solution should work regardless of X. I.e. it should also work in the virtual terminals.
1
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0answers
54 views

Max Brightness too low on Debian

Using Debian wheezy 7.5 x64 on a Acer Aspire 5738Z, I found that maximum brightness (value '9' in /sys/class/backlight/acpi_video0/max_brightness) is much lower than maximum brightness offered by ...
1
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0answers
144 views

Problem with brightness on OpenSuse 13.1

I'm using OpenSUSE 13.1 KDE on Lenovo G500 with AMD RADEON and I can't adjust the brightness in any mode I know. I tried to type in a terminal the command xbacklight -dec percentage but it doesn't ...
3
votes
1answer
86 views

What program displays volume/screen brightness under KDE?

It seems there's some bug in KDE related to power management and after putting my netbook to sleep several times, plugging it in and out, the notification about screen brightness set to 100% doesn't ...
1
vote
1answer
60 views

Brightness issues (etc.) with Nvidia Card in OpenBox

After a fresh install of Crunchbang Linux 11 on an Intel 486 powered machine I struggle with setting the display brightness which blasts at 100% … this is really, physically painful. My efforts ...
0
votes
0answers
278 views

install opensuse: Brightness is too low and keyboard fn keys do not work

I installed OpenSUSE 13.1 in dual boot on my Samsung ATIV Book 6 pre-installed with Windows 8 with a USB key (ultrabook, no DVD reader at the moment). Brightness is too low and keyboard fn keys do ...
1
vote
2answers
391 views

Bash script to adjust brightness when battery unplugged

I am trying to set up my system and to get some practice with scripting and the like. I am running Linux Mint 16 on a Samsung RC520 laptop (Linux 3.11.0-12-generic x86_64). I want to implement a ...
3
votes
1answer
685 views

Ubuntu / Mint brightness 0 by default on login

Every time I boot up Ubuntu or Mint, after choosing an OS from GRUB menu, before logging in, screen brightness is set to 0. What is the reason behind that? I always end up manually turning on the ...
0
votes
0answers
152 views

Dell Inspiron N5010 laptop freeze when tried to change the brightness, OS:Linux Mint

My laptop is Dell Inspiron n5010 with Linux Mint. Whenever I tried to adjust the screen brightness the laptop got stuck and nothing works after that until I force restarted the system. I tried to make ...
2
votes
1answer
794 views

How to change the Xorg gamma/brightness?

I'm trying to play a game (Deus Ex) which I have to modify the brightness since it is very dark in my ambiance. The game has a "Brightness" setting, but lately it doesn't work. I tried to figure out ...
1
vote
1answer
386 views

How does the screen backlight work?

Everything about the backlight settings and controls work for me except: Backlight resets to max. on every reboot/boot. The backlight minimum goes on to complete black screen, instead of the minimum ...
2
votes
1answer
2k views

Brightness too low in Debian Wheezy

I have just installed Debian Wheezy in my Toshiba Laptop and it works great. However, sometimes the brightness level is too low when starting the system. If I use the keys Fn+F6 to decrease and Fn+F7 ...
4
votes
1answer
147 views

Raise Brightness When Maximizing Terminal

I'm looking to raise the brightness when I maximize or foreground the Terminal window which has Vim running. I would like to reset the brightness to normal when I minimize or background that process ...
1
vote
2answers
700 views

Screen very dim after resume from suspend

I'm unable to resume from 'Suspend to RAM'. It resumes properly, albeit with a very very dim screen (so dim I can barely make out the desktop). Trying to brighten the screen using the Fn keys doesn't ...
2
votes
1answer
321 views

Acpid and Startup Brightness

On Arch Linux on my laptop, I have acpid control the brightness level based on AC plug events. Plugging in gives me max brightness and running on battery sets it at the minimum. My problem is that ...
1
vote
1answer
427 views

The brightness on my Lenovo SL510 only moves between 100% and 0%?

I have a Lenovo SL510 laptop running Linux Mint Debian Edition (based on Debian Testing) using the Cinnamon DE, and the brightness appears to only have two settings: 100% and 0%. If I use the ...
2
votes
1answer
2k views

Setting default brightness level on startup for all run levels

Laptop: Toshiba R630 OS: Linux Mint 14 Cinnamon I have seen various articles (http://askubuntu.com/questions/151651/brightness-is-reset-to-maximum-on-every-restart) on adjusting brightness. But my ...
1
vote
0answers
140 views

Cannot change brightness after standby or logout

Laptop: Toshiba R630 http://www.linlap.com/toshiba_portege_r700-r705 OS: Mint 14, Cinnamon $ lspci | grep -i vGA 00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated ...
2
votes
3answers
209 views

Can not change brightness on Toshiba P855 - tried every distro already

I'm trying to use Linux on a Toshiba P855 laptop. And I have one big problem: the screen brightness can't be changed, and stays at maximum. Tried different distros, also tried many boot options in ...
0
votes
1answer
391 views

How to change LCD intensivity/brightness

How to change brightness of LCD want image look deemed and soft the xrandr --output LVDS1 --gamma 0.8:0.8:1.1 change only gamma but not the brightness of image. I have no option --brightness for ...
3
votes
1answer
255 views

Issue with laptop screen when opening lid

I use Archlinux, with acpid to configure the laptop lid behavior rather than systemd. Currently, I have it set so vbetool sets dpms off when the lid is closed, and reopening the lid sets it back on. ...
11
votes
2answers
819 views

How to measure light?

I've got a Dell Latitude E6410 notebook which changes lcd light intensity in response to ambient light levels, so it has to have some photocell. How can I access the data from this photocell? I tried ...
0
votes
1answer
539 views

Script with root permission [duplicate]

Possible Duplicate: Redirecting stdout to a file you don't have write permission on I am creating a script to change the brightness of my laptop. I discovered that I can do this using ...
3
votes
1answer
1k views

How to get brightness keys working inside openbox session?

I'm using Openbox window manager without DE. I'd like to get fn + [brightness up/down icon] working like it is in GNOME/KDE, but i'm looking for lightweight solution without gnome-power-manager and ...