2
votes
2answers
44 views

How do I disable the mouse wheel backlight on a Posturite keyboard?

I recently began using a Posturite Number Slide Arch Keyboard (Model EZ-2018) on my Linux workstation. It came with few instructions; none of them dealt with keyboard function, but rather with ...
0
votes
1answer
313 views

Laptop screen causes eye strain on all linux distros except Ubuntu and elementary OS

I have a Lenovo g470 with Windows 8 used for games only, and a Linux Distro used for development and as my main OS. I used to have Elementary OS, it was working well, but I decided to try CrunchBang. ...
0
votes
1answer
54 views

How to know which /proc file is used to set the backlight?

How to know which /proc file is used to set the backlight ? $ ls -1F /proc/acpi/ returns : ac_adapter/ battery/ button/ event wakeup xbacklight works. I use awesomeWM with Ubuntu 12.04, on a dell ...
0
votes
0answers
145 views

Changing brightness Linux

I try to change the screen brightness on Linux Mint! The keys are showing a change, but the screen keeps at full denisity. Changing the /sys/class/backlight/apple_backlight/backlight file has also no ...
2
votes
2answers
188 views

On linux something is changing my backlight brightness. How to know what process it is?

I'm using Linux with a 3.9 kernel (BohdiLinux, but I'm looking for a distro (or at least desktop environment) agnostic answer). Something is periodically (or on some event, perhaps) reseting the ...
2
votes
1answer
792 views

How to make xscreensaver turn off the backlight only when explicitly locked

Is it possible to set up XScreensaver so that it would turn the LCD backlight off only when I lock the screen by hand? I thought it must be controlled by the "Quick Power-off in Blank Only Mode", but ...
2
votes
1answer
619 views

ThinkPad LCD backlight steps issue on Linux

I have a Thinkpad Edge E130, and the LCD screen's backlight has 15 hardware steps. $ cat /sys/class/backlight/acpi_video0/max_brightness $ 15 I'm currently running Linux with LXDE as desktop ...
5
votes
2answers
771 views

Backlight control in Eee PC 1015PEM

When I boot my Linux with acpi_osi=Linux, I can control backlight brightness from almost_zero to moderately_bright. (Actually, the maximum revolves around the brightness level that is set before Linux ...
1
vote
2answers
2k views

Turn off backlight without X server commands

Fn + F6 - backlight turns off immediately, image stays (visible if shine something at the display) xset dpms force {off,suspend,standby} - backlight turns off slowly, image cleared. How to ...