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19 views

Max brightness too dim Debian + Gnome + Fglrx

I'm running: Debian Jessie Gnome3 fglrx drivers Asus Laptop : VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri [Radeon R6 Graphics] The max screen brightness is too dim. I ...
1
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0answers
12 views

xcalib not saving brightness settings and other issues

I have certain issues which I'll list below, I hope you can help me: 1.) I have xcalib installed, I use it to manually change my contrast settings (something not possible in ubuntu directly, at least ...
0
votes
1answer
29 views

Backlight control doesn't work in Manjaro with nVidia GF108GLM [NVS5200M]

I have just scrapped Linux Mint 16 for Manjaro (kernel 4.1.15) on my Dell Latitude 6530. I have installed NVidia proprietary drivers in the hope resume from hibernate would work. It does but now I'm ...
1
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0answers
27 views

Do light color codes work across all distros and terminals? [duplicate]

I use \033[1;34m for light blue. I am using Debian and Putty and it works for me. However, I've heard that it may not work for all users (using different distros and terminals). Is that true? Do they ...
0
votes
1answer
28 views

How to set max. laptop brightness after startup [ASUS] [closed]

Current status: When I turn on my laptop it has about 30% display brightness. Objective: Set maximum laptop screen brightness after startup on Asus N750JV. OS and DE: Linux Mint 17.3 with ...
3
votes
1answer
36 views

Get current screen brightness level

The brightness keys on my laptop work ok, and gnome shell displays a level bar when changing it. But the level bar doesn't display any values (absolute nor relative). How can I retrieve the current ...
0
votes
1answer
28 views

Laptop screen dims after 20 seconds, cannot change that

On my HP laptop with Fedora 23, screen dims after 20 seconds when using batteries, and I couldn't find a way to change that. I've set gsettings set org.gnome.settings-daemon.plugins.power idle-dim ...
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0answers
18 views

execute script on shortcut key in all runlevels

I have a laptop with intel graphics. The Fn key brightness control only works when the user is logged into the desktop environment. It never works in the login screen or in tty sessions. I have to ...
1
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0answers
113 views

Screen brightness 100% with proprietary Nvidia driver

After having installed the proprietary Nvidia driver on Debian Jessie in order to play Steam games (which I now can), I can't change the brightness at all, it is stuck at the maximum and is irritating ...
1
vote
1answer
145 views

Why won't NVIDIA X Server Settings configuration save on reboot?

I'm on a 64-bit machine running Debian 8.2 "Jessie" with MATE Desktop Environment. I have a Geforce GTX 650ti video card. I'm logged in as a non-superuser account named "john." I open NVIDIA X ...
0
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0answers
25 views

How do I decrease brightness even further on Thinkpad X230?

# cat /sys/class/backlight/intel_backlight/brightness 0 # xbacklight 0.000000 But it's still way too bright for a dark room. I want to be able to gradually reduce backlight to complete off. On ...
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0answers
34 views

Change which brightness device gnome uses?

I am using a lenovo thinkpad w520 running fedora 22 and gnome 3. This particular laptop has both an integrated (Intel HD Graphics 3000) and discrete graphics (NVIDIA Quadro 1000M) card. When I'm in ...
2
votes
1answer
158 views

Fix brightness linux mint 17.2

How can i fix screen brightness i read a lot of document like install xbacklight it work only on terminalt but screen still the same i read also edit grub and append "acpi_backlight=vendor" or ...
0
votes
1answer
486 views

Trouble changing backlight brightness (/sys/class/backlight folder empty)

I have a small embedded system that I am working on that needs to be able to reduce its brightness for power saving reasons. The screen is connected by LVDS with separate Inverter Power Output ...
1
vote
0answers
166 views

Screen turns black during boot in Debian Jessie

Sometimes, after I start Debian from grub, the screen will turn black. This happens at the time when normally the font changes and the green/red "[success]"/"[Failed]" messages start appearing. The ...
1
vote
1answer
90 views

Debian Jessie Nvidia proprietary drivers and screen brightness buttons

How do you make Mac OS X screen brightness work when using Debian Jessie 8 and Nvidia proprietary drivers? There are a lot of answers floating around about editing the config file adding some options ...
0
votes
0answers
53 views

Why does adjusting the value within /sys/class/backlight/apci_video0/brightness not adjust the backlight intensity of my monitor

I am having issues adjusting the intensity of my monitor's backlight on Debian (Jessie) through Gnome Shell. I am using Intel intergrated graphics and a Asus VG248 Monitor. The brightness slider in ...
2
votes
0answers
115 views

Brightness falls at 0 when plugging second monitor

This only happens when using Gnome. I have an Acer Aspire V3-772GTX54206G1TMakk laptop with an NVIDIA GeForce GTX 760M graphics card running Debian 8 (jessie) 64-bit, and I'm using Gnome 3.14.1. The ...
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0answers
112 views

Tried installing Nvidia driver for ( NVIDIA Corporation GT218M [GeForce 310M] ) but I still can't control or adjust screen brightness

I tried almost all the solutions I could find on the web, but nothing worked for me and after installing many drivers now it looks like I have a new problem, part of my screen is blinking whenever I ...
0
votes
0answers
22 views

Muting my microphone causes my screen to go dark - why?

I was having issues with my laptop's onboard microphone recently, so I decided to try muting and unmuting it. To my surprise, muting it caused my laptop's screen to go dark, and this would not respond ...
0
votes
0answers
138 views

Can't adjust screen brightness on ThinkPad W530

I can't adjust screen brightness using keyboard (Fn+F8 and Fn+F9) on ThinkPad W530 when I'm using integrated graphics card. When I switch back (in BIOS) to Discrete graphics card, which is Nvidia ...
1
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0answers
72 views

Can't set xrandr brightness and gamma correctly

What is wrong? $ xrandr --output HDMI-1 --gamma 0.6:1.0:1.6 --brightness 0.76 $ xrandr --verbose | sed -n '/HDMI-1/,/Brightness/p' HDMI-1 connected 1920x1080+0+0 (0x6c) normal (normal left inverted ...
3
votes
1answer
262 views

Turn off the backlight of an external monitor

Is there a command-line way to turn off the backlight of an external monitor connected to laptop through HDMI? This works on laptop's monitor: echo 10 | sudo tee ...
0
votes
0answers
133 views

Xubuntu brightness keys incrementation randomly resets

Xubuntu 14.04 has a common bug for brightness controls. For most people editing /etc/default/grub/ to add acpi_backlight=vendor, then sudo update-grub, and rebooting works. However, it did not work on ...
1
vote
1answer
2k views

Gnome-shell cannot adjust screen brightness on dell laptop with intel graphics

On my dell laptop (XPS 13 developer) running Fedora 21 I am in a situation similar to this, or this. I can give some more details tough. Under directory /sys/class/backlight I have: ...
2
votes
2answers
1k views

How to change brightness on puppy linux?

I just installed puppy linux but the screen is literally burning my eyes. The Fn+Brightness key on my laptp doesn't work, I tried to go to setup and change the gamma but it just make the colors ...
0
votes
1answer
108 views

Is there a way to adjusts the brightness of the monitor?

Using the softbuttons is annoying over time. I mean the real brightness of the backlight (Not X11 gamma). Which protocols are cabable of this? (DVI, HDMI, DP, guess VGA is not)
0
votes
1answer
119 views

Ubuntu 14.04 Brightness level problem

I know we had a lots of questions about that problem but none worked for me. I have a dual boot with Windows 10 and Ubuntu 14.04 but cannot change the brightness level just when I use Linux. The only ...
3
votes
2answers
3k views

How can I change screen brightness in debian wheezy that installed in laptop?

My screen is just too bright. How can I adjust screen brightness? So far I tried the following: "Brightness and lock" settings doesn't work. Fn + F6 or F7 doesn't work. This doesn't work. This ...
1
vote
0answers
102 views

Permission of file keeps changing back

I have an Asus G75VX laptop running Fedora 20. The laptop has a keyboard backlight that is turned on by default every time I log in, which is undesirable behavior. I tried to solve the problem by ...
0
votes
0answers
270 views

Manipulation of the backlight in a embedded linux device is unstable

I want to control the backlight value of a LCD monitor in a embedded linux device. Doing researches throughout the internet I found a couple of references saying that the file called backlight inside ...
1
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0answers
1k 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 ...
4
votes
1answer
310 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
612 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
227 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 ...
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0answers
741 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 ...
4
votes
1answer
554 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
266 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
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0answers
719 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
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2answers
2k 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
921 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 ...
3
votes
1answer
6k 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 ...
2
votes
1answer
1k 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 ...
3
votes
4answers
9k 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
190 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 ...
5
votes
2answers
2k 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
564 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
664 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 ...
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0answers
191 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 ...