PDP-11/05-NC with M9301?

Mattis Lind mattislind at gmail.com
Thu Mar 17 12:59:34 CDT 2016


2016-03-17 18:50 GMT+01:00 Paul Birkel <pbirkel at gmail.com>:

> 11/70:  M9301-YC -- E-F Slot #1.  It's specially wired like everything
> else in Slot #1 through Slot #39.  SPC doesn't start until Slot #40.  M9302
> goes in Row A-B Slot #44.
>
> KW11 (clock) goes adjacent in Row D Slot #1.
>
> Row C Slot #1 is empty.
>
> Rows A-B Slot #1 take the FP & CP maintenance modules, if in use.
>
>
>
I just found a rather unfocused picture of the backplane of a 11/70. And my
guess was completely wrong. As you wrote it is in slot 1 EF. And the M9302
in the last slot as normal.

/Mattis


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