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Old 09-19-2021, 02:05 PM   #7
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Default Re: Pioneer VSX-523-K Amplifier - Identify resistors

Originally Posted by petehall347 View Post
maybe best to renew all diodes in that string .
Planning on it. Can't find the original zener part (zj4.3b), replacing with NZX4V3B.. hope that would do it
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