Devs good news !! I upgraded the BIOS to 5.50
and i'm running ubuntu 6.10 (re-installed eft) 2.6.17-11-generic #2 SMP kernel if you give the following commands , we are able to control with the brightness, $ sudo -s [EMAIL PROTECTED]:~# echo 50 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 75 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 25 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 10 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 60 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 25 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 60 > /proc/acpi/video/GFX0/LCD/brightness [EMAIL PROTECTED]:~# echo 100 > /proc/acpi/video/GFX0/LCD/brightness I hope at least now something can be done !! -- Fn Keys do not work on Toshiba a105-s4334 https://launchpad.net/bugs/81401 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs