I don't know if it's related but if the laptop stays idle it will change brightness for a second and then go back to original brightness. Same when I touch the touchpad after idle time Here is lspci
** Attachment added: "lspci.diff" http://launchpadlibrarian.net/26762111/lspci.diff -- Random reaction to brightness hotkeys https://bugs.launchpad.net/bugs/376924 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs