Re[2]: Omega Race - help!

From: peter jones <highwayman2000_at_mail.ru>
Date: Sat Jan 19 2008 - 00:39:54 EST

-----Original Message-----
From: "Lewis D'Aubin" <ldaubin@bellsouth.net>
To: vectorlist@vectorlist.org
Date: Fri, 18 Jan 2008 18:16:57 -0600
Subject: Re: VECTOR: Omega Race - help!

>
> Hello all,
>
> I've got a new cocktail Omega Race project. Lucky for me the vector
> monitor and power supply appear to be perfectly fine. As for the game
> itself, it doesn't operate correctly, but draws semi-random squiggles
> and points on the screen every 400ms or so. The game sometimes actually
> succeeds in drawing the player's spaceship before resetting again. The
> red led on the cpu board is on solid.
>
> I have examined the EPROMS and verified that the program is not
> corrupted (even reshot new 2732's to make sure.) I also made sure that
> the board was free of corrosion.
>
> I suspect the watchdog timer is resetting the CPU over and over again
> but don't know how to proceed next. Please advise!
>

it's an old bally board,
so primary suspect is the enclosed chipsockets.
the contacts can break inside them.

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Received on Sat Jan 19 00:40:02 2008

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