Author Topic: williams system 11b cpu problem  (Read 559 times)

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Offline pinball-collector

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Re: williams system 11b cpu problem
« on: October 25, 2010, 09:03:45 PM »
ok,,, with sound board plugged in only,, showing 1.0 volts,,,with the cpu pluged aswell,,getting only .6 volts,, both unpluged,, getting 5volts at the connector,, is it fair to say the power supply is loosing power under load?,,