Re: Spy Hunter help

Remove the batteries if they are still on your power supply board!

Jumper the VBATT to +5. May still need to reset the board after power
up. If there is no switch for that, just ground the reset pin momentarily.

Franklin

Rich Gopstein wrote:
> Yes, screens cycle continuously, so it might be the watchdog timer.
> I'll check that.
>
> The only test mode I saw was on the sound board. Does that also check
> ROM and RAM on the CPU board? Or - is there another test mode on the
> CPU board?
>
> The next step is testing the ROM images.
>
> Also, I read somewhere that VBATT needs to be present. Does anyone
> know if that's true? The batteries are dead...
>
> Thanks.
>
> Rich
>
>
> On Fri, Sep 4, 2009 at 5:43 AM, James R. Twine <jtwine@jrtwine.com
> <mailto:jtwine@jrtwine.com>> wrote:
>
> The flashing part (background/border objects) with a tight/small
> crosshatch pattern sounds like normal startup. Does it keep cycling
> that over and over again? If yes, is the CPU being reset right
> shortly
> after the crosshatch? It may be watchdogging...
>
> You did not say either way, but the game does have a test mode. Did
> you flip that switch to see if it will enter test?
>
> From your description, my first thought is a ROM issue...
>
> Peace!
>
>

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Received on Fri Sep 4 08:36:05 2009