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Re: NeXT 13W3 monitors

The NeXT power is a switch with the pin being shorted to ground.

On Dec 31, 2012, at 1:55 PM, Dieter BSD <dieterbsd%gmail.com@localhost> wrote:

> [ 2nd attempt ]
> I'm collecting information on various monitor interfaces
> so that the Open Graphics project can support as many of
> them as possible. So far I have found 6 versions of 13W3.
> I have found a pinout for NeXT's 13W3 [1], but I haven't found
> enough information to implement it. For example, I suspect that
> pin 2 "Power Switch Control" is a signal from the computer to the
> monitor telling it to power up or down, but to implement it I
> need to know exactly what the signal is. A DC Voltage? A contact
> closure to ground? Or what? And the four pins described as
> Monitor<foo>, what do these do, which direction is the signal
> (computer to monitor or monitor to computer?), Voltages,
> frequencies, whatever.
> Should I even bother attempting to support NeXT monitors?
> According to [2], NeXT monitors were unreliable and probably dead by now.
> [1] http://old.pinouts.ru/Video/nextcolor_pinout.shtml
> [2] http://ask.metafilter.com/42600/13W3-to-VGA-Madness

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