NeXTStation Color DSP cable pinout

From: Ian Primus <ian_primus_at_yahoo.com>
Date: Sat Feb 15 16:14:00 2003

Ok, so I need one of those three headed cables. Would it possible to
add that 19 pin connector into the 13W3 cable that I got with the
computer? If I could find the pinouts of that cable, it shouldn't be
hard to just cut the 13W3 cable and solder in a length of cable with a
DB-19 on it.

Ian Primus
ian_primus_at_yahoo.com

On Saturday, February 15, 2003, at 05:00 PM, r. 'bear' stricklin wrote:

> On Sat, 15 Feb 2003, Ian Primus wrote:
>
>> I recently accquired a NeXTStation Color, complete with color monitor
>> and DSP box. Unfortunately, I don't have the cable to go from the
>> NeXTStation to the DSP box, and therefore, I can't use the computer
>> because the keyboard also connects to the DSP box.
>
> What you have is the sound box, and it doesn't connect to the DSP port.
>
>> from searching the internet, I have found things such as this
>> http://www.obsoletecomputermuseum.org/nextcolor/monitor_cable.jpg
>> that
>> show a three headed cable that would connect the monitor to the
>> computer, and to the back of the sound box.
>
> That's the cable you need.
>
>> But then what would the DSP port be used for?
>
> Whatever you like. I have a Quix Daydream plugged into my mono
> NeXTstation.
>
>> And how would the computer get the signals from the
>> keyboard? I'm new to NeXT hardware, so any help would be greatly
>> appreciated. Thanks!
>
> Through the 19-pin end of the cable, that plugs into the monitor port
> on
> the back of the NeXT.
>
> The original NeXT design specified the "soundbox" built into the
> monitor.
> All mono monitors for NeXT have it. The system provided keyboard and
> mouse
> signals, audio signals, video signals, and power for the monitor on
> that
> one cable, and it was split up inside the monitor.
>
> When NeXT introduced systems capable of color graphics, they pulled
> that
> circuitry out of the monitor and put it in a separate box.
>
> You need the three-way cable. Some soundboxes had ADB (yes, like on
> a Mac) instead of the traditional NeXT keyboard/mouse interface.
>
> ok
> r.
Received on Sat Feb 15 2003 - 16:14:00 GMT

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