This seems related to this bug: http://bugzilla.gnome.org/show_bug.cgi?id=571006
But they say the problem might come from Xorg that gives false brightness values about the LCD screen. On my HP Mini 1000, removing any dimming option in the gnome-power- manager preferences is a good work around. -- gnome-power-manager needs several minutes to load at startup https://bugs.launchpad.net/bugs/296451 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs