Harman Kardon Onyx Studio 2 Repair Forum
AskWon’t stay on after attempting to connect with iPhone
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My onyx the part that make the bass came off
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Why does my speaker rattle? Especially with bass sounds
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Why won't my speaker charge
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Why does my HK onyx 3 distort and lose sound?
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What is the service input for on my Onyx 2?
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Why does the speaker shut off as soon as I turn it on
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Need control board replacement
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