Path: utzoo!attcan!utgpu!news-server.csri.toronto.edu!rutgers!apple!marc
From: marc@Apple.COM (Mark Dawson)
Newsgroups: comp.sys.mac.hardware
Subject: Re: Apple 8.24 video board - how does it *know* ?
Message-ID: <41382@apple.Apple.COM>
Date: 26 May 90 18:22:45 GMT
References: <2744@syma.sussex.ac.uk>
Organization: Apple Computer Inc, Cupertino, CA
Lines: 26

In article <2744@syma.sussex.ac.uk> paulr@syma.UUCP (Paul Russell) writes:
>How does the Apple 8.24 video board know what sort of monitor
>it is connected to ? Presumably it's something to do with the
>way the cable is wired ? I'd like to persuade my 8.24 board to
>drive a 75 Hz monitor if possible.
>
There are sense bits in the monitor (not in the cable).

>Incidentally, I notice that option-clicking the options button
>in the Monitors cdev gives a scrolling list of possible monitors
>that the card could be connected to. However there's only one
>entry in this list, "Apple Hi-Res Monitor" - is it possible to
>install other entries into this list, I wonder ?...
>
I think that this really is a what-monitor-is-connected field.  It will 
change depending upon what monitor you have connected.

Mark

-- 
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Mark Dawson                Service Diagnostic Engineering
AppleLink: Dawson.M

Apple says what it says; I say what I say.  We're different
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