Troubleshooting Guide

HA-A30T_Z330T_UHA-A30T

Troubleshooting Guide

The following describes ways to resolve problems that you may encounter with your BLUETOOTH earphones.

No sound from one side of the earphones

Select a relevant symptom

  • No sound from both sides of the earphones
  • Sound is interrupted
  • Unable to connect (pair) earphones
  • Unable to turn on the power
  • Unable to charge
  • Noise canceling effect is not noticeable

User manual (online manual)
→Troubleshooting

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