“What does a code 'AV' or 'AU' mean on the screen. It shows that when I turn it on and nothing else happens.Thanks!”

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• Insignia CD boom box. Screen shows AU and does nothing else. No explanation in the manual.

  Answered by Paulies 5 years ago

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• The "source" button was pressed inadvertently. Press it again to get to the source you need. AU = auxiliary

  Answered by Anonymous 1 year ago

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• AU means auxiliary mode, which is when you plug another device to this one so that they communicate.

  Answered by OldieTownie 1 year ago

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• It’s if you plug in a aux cord

  Answered by jaycob 7 years ago

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