any idea what this schematic is?

[Ray Arachelian]

http://flickr.com/photos/spaceageboy/3117272956/sizes/o/

Would this be the interface between the Lisa and the Mac as related here:

http://folklore.org/StoryView.py?project=Macintosh&story=Shut_Up.txt&sortOrder=Sort%20by%20Date&detail=medium&search=shut%20up

> Unfortunately, there was one small snag. We were using the Lisa as the
> development machine for writing the software for Macintosh, and we
> hadn't yet reached the point where the Macintosh could run
> stand-alone. The Macintosh needed to be hooked up to a Lisa, in order
> to download software from it. But the Lisa group was writing all of
> its own applications for Lisa and didn't want Microsoft to see a Lisa.
> They made us promise that we wouldn't let Microsoft see the Lisa.
>
> We finally came up with a solution where we'd use a twenty-five foot
> cable and keep the Lisa in a different room that the Microsoft guys
> weren't allowed to enter. I would start up the programs on the Lisa in
> the other room, and Bud Tribble would operate the Macintosh. I would
> usually run into the main room to see their reaction.