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onkyo tx-670

  1. Chriswashere

    Onkyo tx-670 humming

    Hello, I have an onkyo receiver which hums in the background, especially when the amp and preamp sections are uncoupled. Also, the audio coming out at certain voltages is extremely choppy, sorta like a machine gun firing. I have made a video to help explain the issue.
  2. Chriswashere

    Onkyo tx-670 humming in the background

    Hello all, I was able to bring this receiver back to life, but I've encountered a problem. In the background I have a slight hum and I'm not sure what the deal is. If I had more time I'd pull every part and try to figure it out, but I'm hoping for a quick thing to check. I may be crazy, but to...
  3. Chriswashere

    Anyone have a picture of an onkyo tx-670

    Hello all, I'm trying to find a picture of the speaker selector switch on an Onkyo tx-670. The markings on mine have worn off, and before testing I want to make sure I don't give power to any speaker outputs that have no speakers connected. Thanks in advance! -Chris
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