PDP-11/44 boot prompt

From: Mitch Wright <mew_jac_at_swbell.net>
Date: Sun Nov 1 21:58:55 1998

Tony Duell wrote:
>
> > I also started out learning computer hardware on the PDP 11/45 at Maynard.
> > The only thing hard about the class was trying to figure out what those
>
> You went to a class? I had the machine, the printsets and a logic probe.
> And no list like this one to ask for help when I got confused...
>
> > hyroglyphics were that described somehow the internal workings of the thing
> > :). Hardware repair was pretty much limited to putting tape on one of the
> > board gold fingers so it didn't make proper contact when the board was
> > reinstalled.
>
> Eh? I can understand why that might introduce a 'deliberate fault' which
> you'd have to find, but I can't think of a diagnostic technique where
> isolating odd pins of the 11/45 CPU modules would be that useful.
>

 Used all the time in debugging and diagnostic of new systems and if I
told you the technique Compaq would kill ME.

--Mitch



> >
>
> -tony
Received on Sun Nov 01 1998 - 21:58:55 GMT

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