[rescue] Help with Sun 3's

[Mike Spooner]

Useful reference: Sun 3/60 on-board serial-port pinout:
http://www.shrubbery.net/~heas/sun-feh-2_1/Systems/Sun3/TrCOMM_01_CPU-Serial-Ports.html

Regards,
Mike

On Mon, 24 Dec 2018 at 18:06, Peter Stokes <peter at ashlyn.co.uk> wrote:

> Hi Daniel
>
> As far as the serial port is concerned, I think mouse has it covered,
> always a
> pain unless you have a known working cable.
>
> Not sure if the old handbook with all the docs for the Sun 3s and diag info
> for the lights is available online. I know the 3s were deleted from the
> paper
> handbook at some point. If you need any scans of them, I could do it, but
> hoping some are already online (anyone know?).
>
> Peter
>
> Sent from my iPad
>
> > On 24 Dec 2018, at 14:30, Daniel Salive <two32 at hotmail.com> wrote:
> >
> > Hey guys!  New here.  Recently acquired a few sun 3's (mostly 3/60's, but
> some
> > 3/50's and a 3/110) and can't get any of them to boot.
> >
> > I've tried both with a monitor and with a serial terminal using a 25 pin
> to
> 9
> > pin  null modem cable and then a 9 to 25 adapter so I had 25 on both
> ends.
> > I have many to pick from, and most of them were known to be working when
> taken
> > out of service, though that was likely 20 years ago.  I've opened them up
> and
> > looked inside and the majority of them have no obvious internal problems.
> >
> > I have never used a sun 3 before, and rarely used other UNIX stuff, so
> all
> > this is new to me.
> >
> > Most of them have all the red LED lights light up on the back, though a
> few
> > only light up 3 (which 3 I forget, though I can look into it more when I
> try
> > again).  But no output to either the monitor or the serial terminal.
> >
> > I waited a long time to see if systems would come up, but still nothing.
> >
> > Any ideas what could be wrong here?
> > _______________________________________________
> > rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
> _______________________________________________
> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue