->  TW> All I know is that the Manual says you can Connect your Macintosh
->  TW> using a Serial or Local Talk printer cable..

->         This is Apple talk, Tom. And it also is Apple plugs.

HP is calling it Local Talk cound be the same.

->  TW> And there are differenbt sizes and number of pins in the
"DIN" system
->  TW> just like many other Connector/Receptacle Systems.

->         I am looking at a M*c connector here and it "looks" like a
->   PS/2 mouse connector. Do not ask me about the pinout.
                                              
The PS-2 mouse/keyboard connector is a DIN(A German Standard) Plug
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