[rescue] Is my SS20 fubar?

Dan Williams williams.dan at gmail.com
Fri Aug 5 08:03:52 CDT 2005

On 8/5/05, Michael-John Turner <mj at turner.org.za> wrote:
> Hi all,
> A few months back I managed to bend one of the pins on the PROM of one of
> my SS20s, with the result that the machine wouldn't start up correctly. It
> would power on and remain on, but the case LED would not stay on (it would
> just flash briefly when I flipped the power switch and then go off) and
> nothing would appear on the serial console.
> This week I received a new PROM from Mike N., but things are still the
> same. I've swapped the CPU (used a known good SM61 or SM40) and RAM
> (known good single 16M or 32M DSIMM in J201). I've also done a Stop-N to
> reset the PROM and Stop-D to boot with full diagnostics. When I do a
> Stop-D, the keyboard lights flash, as per the maintenance manual, but
> there's no indication of where the problem lies (ie none of the keyboard
> LEDs stay on, etc). Nothing appears on the serial console.
> Any ideas on this one? Have I hosed this poor machine? It was working
> fine before I took the PROM out (to put in a new one, which I didn't
> realise was missing a pin!).
> -mj
> --
> Michael-John Turner | http://weblogs.turner.org.za/mj/
> mj at turner.org.za    | Open Source in WC ZA - http://www.clug.org.za/
> _______________________________________________
> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
I would guess at memory try reseating it or sticksome different ones
in. I had a similar problem which was resolved by changing memory.


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