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down or muted

  1. Speaker hiss when volume down/muted?

    2014-2018 Mazda 3 Skyactiv Audio & Electronics
    This is probably a dumb question, but I'm asking anyway. In my iGT with the Bose speakers, when there's nothing playing, or the volume's turned all the way down, or it's muted, there's a low hiss coming from the speakers. This happens on all inputs. Is this simply normal speaker noise? It's...
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