This bug has affected me with 10.10 and 11.04 Lenovo thinkpad T400 with docking station and external monitor
%uname -a Linux 2.6.38-11-generic #48-Ubuntu SMP Fri Jul 29 19:05:14 UTC 2011 i686 i686 i386 GNU/Linux %lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 11.04 Release: 11.04 Codename: natty As others have stated, the bug is present when lid is closed. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/550054 Title: External Monitor not Sleeping with Laptop Lid Closed To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-power/+bug/550054/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs