Oh, oh... I know this one... check to see if the watchdog is
disabled. Self test returns to normal play by not strobing the watch dog
timer, which causes the watchdog to time out and reset the board. If the
watchdog is disabled, it will wait forever and never time out.
-Scott
At 09:49 AM 2/18/03 -0800, Tony Jones wrote:
>Anyone have any ideas?
>
>I have a Tempest pcb, plays fine, passes all self-tests.
>
>When in self-test mode, it hangs when switching back to normal (gameplay)
>mode. CPU isn't resetting, but A1-A7 are stuck.
>
>By self-test I don't mean the Operator Maintenance screen, switching from
>gameplay to maintenance back to gameplay works fine, only if you go into
>the actual self-test and switch back is there the problem.
>
>Thanks
>
>Tony
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Received on Tue Feb 18 11:21:11 2003
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