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W9DP ✭

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• Re: Wiring a Yamaha CM500 headset for a 6400(M) or 6600(M)

  W9DP

  April 2021
  I just recently purchased a used 6400 and wanted to use my CM-500 with it. In my case, the above adapter wiring did not work, nor did plugging the headset mic connector directly into the mic jack. I …
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