Racking a PDP-11/24

Ed Groenenberg ed at groenenberg.net
Sat Feb 26 02:24:05 CST 2022


When I had a 11/24 it was in the wider cabinet (small panel to allow access to terminal cables and such)
the cpu box was in the middle, with drive '1' on top.

Regards,

Ed
--
Ik email, dus ik besta 😆

February 26, 2022 9:14 AM, "Rob Jarratt via cctalk" <cctalk at classiccmp.org> wrote:

> I am wondering if I have racked my 11/24 correctly.
> 
> As you can see here:
> https://robs-old-computers.com/2022/02/10/pdp-11-24-progress I have put the
> CPU at the top and the two RL02 drives underneath.
> 
> The problem is that the CPU enclosure catches on the RL02 underneath. There
> is a bit of play in the mounting bracket:
> https://rjarratt.files.wordpress.com/2022/02/cpu-mounting-bracket.jpg. With
> a bit of manipulation I can get the CPU to slide in. However, I am wondering
> if I have racked it correctly? I don't think there is room to move the RL02s
> down and it would presumably leave a bit of a gap below the CPU. There seems
> to be very little clearance between the CPU and the RL02 at the front but
> more at the back, but I am sure that the rails are mounted horizontally. Is
> it just a matter of tightening the big screws that hold the mounting
> brackets to stop the play? If so I am not sure I have a big enough
> screwdriver!
> 
> Regards
> 
> Rob


More information about the cctalk mailing list