2
votes
0answers
43 views

Stop Screen Dimming After 60 Seconds (MacBook running 12.04)

I'm running Ubuntu 12.04 on a MacBook air - everything works fine, apart from the fact that the screen dims after 60 seconds of activity. Is there any way to stop this? My computer is on mains ...
0
votes
1answer
507 views

Backlight Fix in Ubuntu with MacBook 6,1?

I recently installed Ubuntu to dual boot on my MacBook. However, the brightness feature does not work! It only happened after I changed the display driver. I am using Ubuntu 13.04 lspci: 00:00.0 ...
0
votes
0answers
705 views

Nvidia breaks brightness controls. Editing xorg.conf, installing pommed and changing grub doesn't help

Hardware: 13" MacBook Pro 5,5 (Summer 2009), GeForce 9400M. OS: Ubuntu 12.04.2 AMD64 My hardware and OS are similar to what some others with this problem had, but what worked for them doesn't work ...
2
votes
1answer
1k views

Brightness controls don't work on Macbook - Stuck on high (Nvidia GeForce 9400M)

I am using a Macbook (Aluminum Late 2008 version) and dual booting ubuntu 12.10 After installation the keyboard controls for volume and brightness worked perfectly,but a few days later the brightness ...
0
votes
2answers
603 views

Macbook Pro late 2011 screen brightness issue

The keys to set the screen brightness work properly but everytime I reboot, the screen brightness is reverted to 100%, which is very annoying. I've already tried to add the following lines to ...
13
votes
3answers
1k views

Macbook Pro 5.5 brightness settings work, are remembered, but are not used on startup

This question's similar to various others in the forum where users' brightness settings either don't work or are not remembered: Brightness controls doesn't work on a MacBook Pro 5.5 (ubuntu ...
1
vote
1answer
890 views

Can't change brightness on a MacBook 5,1 [closed]

I'm a total newbie to Ubuntu and recently decided to give it a go on my early 2009 Alu MacBook. For about a week now I've been trying to get the brightness controls to work. I've tried the ...
1
vote
1answer
536 views

Why KDE cannot change brightness, while Unity can? Macbook Air 4,2

I installed Ubuntu and KDE too on my MacBook Air 4,2, but I realised I cannot change brightness in KDE. In Unity, it works without problem. Other keyboard keys works properly, sound, play, etc., but I ...
3
votes
2answers
14k views

Stuck on Ubuntu boot screen

I recently download Ubuntu 12.04 LTS onto my Macbook Pro 5-5. Everything worked seamlessly, save for the brightness control. I couldn't change the screen brightness from the hardware buttons, nor from ...
6
votes
4answers
2k views

Macbook Pro boots with full screen brightness and keyboard backlight

I have dual-booted my Macbook Pro with Ubuntu 12.04 . Whenever i log-in to Ubuntu, it does so with full screen brightness and keyboard backlight at full . How do i get rid of this? How can i tweak the ...
4
votes
1answer
10k views

Brightness controls doesn't work on a MacBook Pro 5.5 (ubuntu 12.04 LTS) [duplicate]

Possible Duplicate: Brightness controls doesn't work on a MacBook Pro 5.5 I recently installed Ubuntu 12.04 LTS on my MacBook pro 5.5 (mid 2009). I have a problem with the brightness ...
2
votes
3answers
1k views

Screen Brightness on new MacBook Pro 8,3?

2011 8,3 MacBook Pro running 64bit 11.10. The screen brightness keys seem to actually do things, but nothing actually changes with regard to actual laptop screen brightness. (See this video. Ubuntu ...
1
vote
0answers
393 views

Can't get the screen's brightness to work properly in MacBook Pro [closed]

When i turn the computer on the brightness is at it's maximum, but when I try to decrease it a little, the light gets very low and I can't increase it until I restart.