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John's Arcade Forum - Classic Arcade and Pinball Collecting and Restoring Discussion Forum - RETRO MAME - Nintendo Vs Forum > Arcade and Pinball Discussions > Beginner's Help Corner > Voltages going up and down on new switcher power supply
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Author Topic: Voltages going up and down on new switcher power supply  (Read 1472 times)
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Jacko58
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« on: September 01, 2016, 11:50:03 pm »
Ok guys, so i put the new power supply in and tested it with the gameboard disconnected and the voltages are all over the place keep changing.  But the power going to the supply remains the same. Happened with first power supply as well.  Any thoughts?
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John's Arcade
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« Reply #1 on: September 07, 2016, 10:22:40 pm »
What does it measure when it's under load?
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