I think this is the same bug that #62679. I am having the same problem installing Ubuntu Feisty Herd 2 LiveCD.
-- Xubuntu livecd on ibook g3 stops at cannot access tty https://launchpad.net/bugs/68981 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs