Re: Star Wars problems

From: Stephen Beall <stephen_at_mylstar.com>
Date: Wed Sep 10 2003 - 15:15:25 EDT

Clean all the pots on the game pcb...spray and turn knob back a forth a
few times to clean. You can get pot/tuner cleaner at Rat Shack or
any electronics store.

-Stephen

SOmetimes a dirty pot will cause this problem....at least it has for me.
On Wednesday, September 10, 2003, at 11:31 AM, Hendrix, Jeff wrote:

> I have a star wars with an amplifone monitor in it that has some
> strange
> behavior.
> This game also has an Arcadeshop HV board (but I don't think the HV
> board is
> the problem)
>
> Most of the time the screen looks normal, but sometimes (either after
> it's
> been on for a while or sometimes when it's first turned on) the screen
> will
> shake and very rapidly change size, but only in the x (horizontal)
> direction. All horizontal lines are stable, except getting longer and
> shorter. (this is why I don't think the HV unit has anything to do
> with it).
> The output from the board looks fine on my scope (while it
> simultaneously
> looks bad on the monitor).
>
> I poked around on the deflection board a bit and haven't found anything
> obvious, but I don't have a lot of experience with amplifone boards.
> Anybody
> know off the top of their head what the problem might be?
>
> Thanks
> -jeff
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Received on Wed Sep 10 15:15:29 2003

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