I am observing this problem in 12.10 with kernel 3.6.0. Whenever the machine wakes up from sleep or whet X.org restarts the brightness goes to minimum. Simply opening the brightness control panel applet restores it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/998619 Title: screen backlight does not turn-on on Asus Zenbook UX31 when resuming from suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/998619/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs