Solution Exist Here : http://www.tsenyurt.com/?p=56
-- [Intredpid] After pressing a multimedia key (volume), keyboard no longer reponds https://bugs.launchpad.net/bugs/273745 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