try these on terminal nvidia-settings --assign GreenBrightness=0.5 nvidia-settings --assign BlueBrightness=0.5 nvidia-settings --assign RedBrightness=0.5
this though does not change screen brightness but changes color settings ... this could be integrated in the fn keys scripts to control what we do with nvidia x server ... as a relief to users .. though the correct fix will be using sony lib refer to http://www.linux.it/~malattia/wiki/index.php/Main_Page ** Changed in: ubuntu Status: New => Confirmed ** Changed in: ubuntu Status: Confirmed => New ** Description changed: Binary package hint: yelp Cannot decrease/change the display brightness level on my laptop. It remains the same even if I move(increase or decrease) the brightness slider bar ProblemType: Bug Architecture: amd64 DistroRelease: Ubuntu 9.04 ExecutablePath: /usr/bin/yelp Package: yelp 2.25.1-0ubuntu5 ProcEnviron: - LANG=en_US.UTF-8 - SHELL=/bin/bash + LANG=en_US.UTF-8 + SHELL=/bin/bash SourcePackage: yelp Uname: Linux 2.6.28-11-generic x86_64 UnreportableReason: This is not a genuine Ubuntu package ** Changed in: ubuntu Status: New => Confirmed -- Cannot decrease the display brightness on my laptop. It remains the same even if I move(increase or decrease) the brightness slider bar https://bugs.launchpad.net/bugs/462385 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
