I've just realised that the keyboard is not recognised before X boots up. Pressing enter during the init scripts normally makes blank lines appear in the output, however when the keyboard is not recognised this doesn't happen and caps lock doesn't light up.
-- keyboard is not detected https://launchpad.net/bugs/45302 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs