PDP-11/34 questions

From: Clint Wolff <vaxman_at_uswest.net>
Date: Sat Dec 16 00:53:18 2000

Hi Chuck,

I just purchased a set of 11/34 maintenance prints on EBay (yes, that
was me)... If you are interested, I'll move them to the head of the
list for scanning...

clint


On Fri, 15 Dec 2000, Chuck McManis wrote:

> I got another PDP-11/34 today, this one is a bit more modern but with less
> stuff in it. It has an RL11 interface connected to an RL02 drive.
>
> It has the newer switching PSU (vs the original boat anchor PSU) and I
> powered it up with some SLU's installed for load. It came up fine and all
> the voltages are spot on.
>
> I put all the cards back in and confirmed I could start and stop the CPU
> from the control panel. However I don't know enough about operating the
> 11/34's operator panel to be able to input a program. CNTRL/BOOT starts the
> bootstrap.
>
> I opened up the RL02 drive and it has a pack marked "RSX-11M 3.2SYS" in it.
> I vacuumed out all the dust I could, checked around and it seems fine. So I
> buttoned it back up and tried to load the pack. It powers on (the fan
> blows) but popping the LOAD switch has no effect. No lights (not even
> fault) light up and the drive doesn't seem to spin at all. (yes it is
> terminated)
>
> So my first question is, what to check on the RL02 to see why it may not be
> spinning up?
>
> The console SLU has a male DB25 on it. Since I didn't have a compatible
> terminal where it was I don't know yet what the output, if any is, to the
> serial line.
>
> Suggestions? Steps for entering a simple program into the programmers console?
>
> --Chuck
>
>
>
Received on Sat Dec 16 2000 - 00:53:18 GMT