Jorge Rama, as per http://www.asus.com/Notebooks_Ultrabooks/K50IN/#support_Download_8 an update is available for your BIOS (223). If you update to this, does it change anything?
If not, could you please both specify what happened, and provide the output of the following terminal command: sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date Thank you for your understanding. ** Tags added: bios-outdated-223 needs-upstream-testing regression- potential ** Tags added: raring ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1071200 Title: external monitor stops boot process To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1071200/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs