christopher.tidy@gmail.com wrote:

> Thanks for the suggestion. I've already tried <Stop-N>. Do you know
> where I can find literature about using the backup copy of the OBP?

Here it is:

http://docs.sun.com/app/docs/doc/802...jumper+&a=view

>
> I just tried running "probe-scsi-all" at the "ok" prompt
> systematically. The results are really making me concerned about the
> motherboard. It's behaving quite erratically. First time I got this:
>
> /sbus@1f,0/SUNW,fas@e,8800000
>
> Target 0
> Target 1
> Target 2
>
> unexpected message in 13
>
> Next time target 2 was replaced by target 6, the unexpected message bit
> was gone and the machine hung, and the third time it didn't find any
> devices at all. The fourth time it did the same as the first. There
> should actually be targets 0,1,2,5 and 6 on this controller, and they
> all have unique IDs. My SBus SCSI controller performs consistently.
>
> Best wishes,
>
> Chris
>


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