I set my BIOS settings to match yours, but still no joy - the laptop freezes on any operation that involves changing the display brightness.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in Ubuntu. https://bugs.launchpad.net/bugs/776999 Title: Lenovo W520 laptop freezes on ACPI-related actions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
