VECTORLIST - The Mailing List For The Technical Discussion of Vector-Based Arcade Games

November_1999
Re: Amplifone HV probs/Penn Tran OnLine


From: Noel Johnson ( )
Date: Fri Nov 19 1999 - 23:07:10 CST


MK,

> << After reading MK's article, I restored the board to it's
> original condition with these mods in place. I just finished testing it
> and it works! Unfortunately after a couple of minutes the picture
> begins to fade out of focus. Any ideas? >>
>
> Make sure your focus wire is soldered securely to the board, this often
> develops a bad joint. Also, try cleaning the focus pot. Check for any bad
> solder joints around your HVT and focus assembly.
>
> MK

Thanks for the tips! :-) Question: how do I clean the focus pot? Do
I need to remove the sealant on the back side of the focus knob
assembly?

Regards,
Noel


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