Andreas Buschmann <buschman@pop-hannover.net> wrote:
> I have a problem with some of my SunFire V120 hanging on reboot.
> If I type a 'reboot' or 'init 6' as root, the machine starts to
> reboot, but does not come up again.
>
> This is with nothing connected to the console port, serial A.
> The second, I connect a console switch to the console port, booting
> continues.

Check the OBP setting 'ttya-ignore-cd' It should be set to "true", but
odds are you've got it set to "false", which causes the system to wait
until there's a CD on ttya before booting.

Scott