The product does not operate or play back
(
This product may be charging.
You cannot use this product while they are charging. Use the earphones after charging is finished.
(
There is no remaining battery power on this product.
Charge this product.
(
“Charging this product” (p.12)
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The product is temporarily not functioning in a stable way.
Turn the power off and then on again.
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Troubleshooting > The product does not operate or play back