Re: AppleColor Monitor 100 with the IIgs

[Tempest <tempest@atariprotos.com>]

On Jul 12, 11:45 am, "Bill Garber" <willy4...@garberstreet.com> wrote:
> "Tempest" <temp...@atariprotos.com> wrote in messagec5d15ddb-8e08-4c5e-8164-b30e356b3e4d@d37g2000yqm.googlegroups.com">news:c5d15ddb-8e08-4c5e-8164-b30e356b3e4d@d37g2000yqm.googlegroups.com...
>
> On Jul 12, 3:31 am, mdj <mdj....@gmail.com> wrote:> On Jul 12, 1:48 am, MdntTrain <j...@cimmeri.com> wrote:
>
> > > Sounds like this changes the monitor from a 4-line RGBI input to 3-
> > > line RGB input -- which if digital would be 8 colors -- but as the
> > > IIgs is analog out, and the monitor expects digital in, I wonder how
> > > the signal levels are dealt with.
>
> > The AppleColor Monitor 100 is actually an analog monitor to which a
> > RGBI digital converter was added. Flipping the switch disables the the
> > converter allowing the analog signals to flow straight through.
>
> > Matt
>
> : So it works just fine as a IIgs monitor then?
> : I'm going to have to try that.  How is the signal quality?
>
> According to the Apple II Compatibility Guide (P/N A2F2204),
> the AppleColor Monitor 100 is not compatible with the Apple IIGS.
>
> For the many owners of the AppleColor Monitor 100 who are
> upgrading their IIe's to the Apple IIGS, but who want to
> avoid having to purchase a new monitor, there is a workaround.
>
> Inside the AppleColor Monitor 100 on the main PC board, almost
> directly under the neck of the CRT, there is a slide switch
> labeled "16 color/8 color".
>
> To make the AppleColor Monitor 100 work with the Apple IIGS,
> set the switch to the 8 color position, and use the cable
> provided with the Color Monitor 100 (svc part # 590-0194-A)
> to connect it to the the Apple IIGS. This configuration makes
> all colors available.
>
> Apple Computer, Inc. takes no responsibility for any damages
> incurred, real or implied, that may result from this change.

Right, that's the text of the article.  What I want to know is how
well does it work?  I may have to just try it tonight and see for
myself.