Re: AppleColor Monitor 100 with the IIgs

[joltenjoe <joltenjoe@gmail.com>]

On Jul 12, 3:06 pm, "Bill Garber" <willy4...@garberstreet.com> wrote:
> "Tempest" <temp...@atariprotos.com> wrote in message news:a741ba9e-
>
> 321e-4915-9804-736dcb5f3...@b35g2000yqi.googlegroups.com...
> On Jul 12, 11:45 am, "Bill Garber" <willy4...@garberstreet.com> wrote:> "Tempest" <temp...@atariprotos.com> wrote in messagenews:c5d15ddb-
>
> 8e08-4c5e-8164-b30e356b3...@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.
>
> Of that I have no clue, so if you do, please, let us know.
>
> Just to remind you of something you may have seen here at several
> intervals in time, be careful of what you touch in there. Lots of
> high voltage even with it unplugged for a few days. As a matter
> of fact, I am not 100% sure, but I believe that I have heard that
> it is safer plugged into the wall, as it provides a ground in case
> you do touch something.
>
> And, remember, one hand in the pocket prevents a complete circuit
> between you and the other side of you.   8^)
>
> Good Luck.
>
> Bill

3 years might be fine but better to be safe than sorry.

My father once accidentally vaporized the end of a screwdriver on a
unit that was stored for awhile.

http://www.wikihow.com/Discharge-a-CRT-Monitor

Then again, lowendmac doesn't think its that bad,
http://lowendmac.com/tech/crt_danger.html