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Author Topic: Questions about PSU's  (Read 2649 times)

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Offline Amiwest

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Re: Questions about PSU's
« on: April 27, 2018, 10:47:01 PM »
The A500 schematic I looked at has the DC gnd and the shield gnd tied together. If you have an external powered audio speaker system plug into a different outlet than the computer it can cause a gnd loop which can cause your problem.