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Re: IIgs video problem
On Feb 14, 1:44 am, James Littlejohn <nargut...@yahoo.com> wrote:
> I have 2 GS's with problems. I will make a new post for the other
> question.
> The first has problems on the composite out. The top half of the
> screen is not stable, it wiggles, but the bottom half is rock solid.
>
> I have tested the monitor, and it works great on my other Apples.
>
> Suggestions on where to start changing parts?
The IIgs video output circuitry is very simple, very little
componentry between the vid chips and the output jacks. Have a look
at the IIgs schematic. On the composite side, it could be that fat
1000uf electrolytic cap sitting on the composite out chain.
jS