Questions tagged [keyboard-backlight]

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20
votes
3answers
10k views

Turn off keyboard back-light Sony (VAIO SVF1521DCXW)

I have a Sony vaio laptop fit 15E model SVF1521DCXW and I want to turn OFF its keyboard back-light. It doesn't have a phisycal function shortcut key on the keyboard . I can turn off it with VAIO ...
10
votes
6answers
35k views

cannot turn on keyboard backlight

I am using ASUS UX303 LN, Laptop and Ubuntu Gnome 14.04 is installed on it. I cant find a way to turn on my keyboard backlight on it. The keyboard shortcut that works in windows is not working here. ...
3
votes
2answers
7k views

Keyboard backlighting not working on a Vaio VPCSB11FX

I installed Ubuntu 12.04 on my Vaio laptop (model VPCSB11FX) last night and one of the issues I'm having is that the keyboard backlighting doesn't work. I saw this question solving a similar problem ...
10
votes
5answers
13k views

Keyboard backlight keeps going on in Ubuntu 16.04 LTS

I have just installed Ubuntu 16.04 LTS on my Dell Latitude E6540 and my keyboard backlight is keeps going on after some time even after I switch them off using the shortcut keys (Fn+->). Thanks in ...
9
votes
1answer
5k views

Keyboard backlight turns on after lock screen/display on

I've just upgraded Ubuntu (15.04 to 15.10) and now I'm running into a weird behavior: whenever I lock the screen (using any of Ctrl+Alt+L, Win+L or just clicking on "Lock" in the taskbar menu), the ...
4
votes
2answers
6k views

Asus ROG Zephyrus Keyboard Backlight not working [duplicate]

I'm having quite the time getting my keyboard backlights to work on my ROG Zephyrus laptop. Some of the F# keys do not respond their dedicated function when holding the Fn key. Specifically the key ...
4
votes
2answers
5k views

Keyboard won't light up on a Sony Vaio VPCF121FX

I've been using my Vaio VPCF121FX for over a year now, running Ubuntu 10.10 and then 11.04 and my backlight keyboard has always worked flawlessly. Until now, I just install Ubuntu 11.10 and this ...
2
votes
5answers
3k views

Keyboard backlight Ubuntu 18.10 not working

I have a problem with the new version of Ubuntu. I used to have Ubuntu 18.04 LTS version, but I decided to change to the normal version and update it to Ubuntu 18.10. Since then I can't turn the ...
2
votes
1answer
2k views

Dell keyboard backlight is not working

I saw that the keyboard backlight was not working. How can that be fixed? Hardware/OS Dell Latitude E6540 Kubuntu 16.04 (xenial)
1
vote
3answers
963 views

How do I turn off the backlight on my keyboard? (2011 sony vaio PCG-41217N laptop)

This question exists for some other sony vaio laptop models (without answer); I haven't yet seen an answer for the sony vaio PCG-41217N laptop. The suggestion to execute xset led off doesn't disable ...
0
votes
1answer
453 views

How to turn backlight off | Sony vaio | Ubuntu Trusty

How to turn the keyboard back-light off for sony-vaio laptop. I have tried most of the methods described on the forum but to no avail. My laptop is sony-vaio SVE15117FNB. And I am using Ubuntu 14.04....