Re: OT? Trying to find HORIZONTAL hold on Amiga 1084S monitor

From: Rodger Boots <rlboots_at_cedar-rapids.net>
Date: Sun Jun 27 2004 - 00:48:55 EDT

It looks like R437 is the horizontal frequency pot. (It varies the bias
to IC402 pin 14, which is the horizontal oscillator).

Franklin Bowen wrote:

> While I have my monitor apart to add an external V-HOLD pot I wanted
> to add a H-HOLD pot too. I was able to find the V-HOLD on the
> schematic and monitor but can not find anything that would lead me to
> believe it is a horizontal sync/hold/frequency/etc. control. There
> may not even be a way to currently adjust it but if there is a fixed
> resistor somewhere I can replace with a pot that would work for me.
>
> Can someone point me in the right direction? If this is an exercise
> in futility, feel free to let me know! :-)
>
> http://arcarc.xmission.com/Tech/Monitor%20Misc/1084-s-sheet1.gif
> http://arcarc.xmission.com/Tech/Monitor%20Misc/1084-s-sheet2.gif
>
> ad Thanks vance!
>
>
> --
> Franklin Bowen (Franklin@Bowen.net)
> http://fmbbowen.com:39353
>
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Received on Sun Jun 27 00:49:09 2004

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