I can confirm this issue on my Thinkpad t43, exept this work ok in dualhead mode and newer turn off disply in singlehead.
-- Display doesn't always go to sleep https://bugs.launchpad.net/bugs/195066 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