On Fri, 19 Jun 2009 22:23:05 -0400
> Some updates:Sorry to hear that you are still having problems...
> This is a very dust free machine on the inside. No air ports are being
> blocked, and I've pointed an external fan to blow at the rear vents. I've
> confirmed that the internal fan still works as well. Still freezes.
>
> I've also downloaded the debian netinstall cd, which has frozen the last two
> times I tried it. It was not even able to get past setting up dhcp.
>
> I had someone try to boot OS X tiger via firewire drive which also froze at
> the 'apple' screen with a little counter that just keeps spinning.
>
> I have also tried holding option+command+p+r as well as booting into
> openfirmware (option+command+o+f) and doing each of the following:
>
> reset-nvram, set-defaults, reset-all
>
> It also tells me when it loads the partioner that my drive has multiple
> logic sectors for each physical sector & that this is for experimental use
> only. I am not sure if that makes any difference.
>
Have you tried booting with any live cd? Does it freeze there?
The debian install cd can be used as a live rescue cd...although it
doesn't boot up to a desktop environment.
Amit