This doesn't look like a duplicate of 1040557 to me, though both are clearly ungood, this seems like a different brand of broken.
** This bug is no longer a duplicate of bug 1040557 UEFI boot live-usb bricks SAMSUNG 530U3C,np700z5c laptop -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1064759 Title: Samsung 900x4C will not POST after applying Quantal updates To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1064759/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs