Further update -- I tried the workaround you suggest; it doesn't work for me. The screen powers off and then immediately the backlight comes back on again. This is a problem that has also existed with earlier versions of KDE -- see e.g. https://bugs.kde.org/show_bug.cgi?id=174024
-- Laptop LCD screen does not turn off when inactive in Kubuntu 8.10 https://bugs.launchpad.net/bugs/293603 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