IBM 5140 - schematics?

Bill Degnan billdegnan at gmail.com
Sat Apr 28 15:00:14 CDT 2018


>
> 6280655_PC_Convertable_Technical_Reference_Volume_1_Feb86.pdf
>
> which I think I got from Bitsavers. Page 46 and following of that .pdf
> (page 2-37 and following of the original manual) give the pinout and
> signals on the 'I/O Channel connector' which I think is the one you
> are asking about. Looks to be pretty much the 8 bit ISA bus
> signals.
>
> It's a 72 pin connector, good luck in finding something to fit it!
>
> -tony
>

Surprised there is no regular rs232 port

>


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