Ubuntu
gnome-power-manager package

  1. Bug #762670
  2. Comment #15

Comment 15 for bug 762670

Revision history for this message
Pierre Chifflier (pollux-debian) wrote :

I can confirm the problem on a Dell XPS l702x with 3D NVidia GT 555m

I have solved the problem here by adding the following to xorg.conf:

Option "RegistryDwords" "EnableBrightnessControl=1"

Hope this helps,
Pierre