Vincenzo: Thank you, understood. I am attaching the /var/log/dmesg.0 in the hopes something gets noticed in there.
** Attachment added: "dmesg.0" http://launchpadlibrarian.net/12339535/dmesg.0 -- While working screen-monitor goes blank & doesn't respond to keyboard or/and mouse https://bugs.launchpad.net/bugs/193709 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs