The power turns off suddenly

  • The Auto Power Standby function turned off the sound bar.
  • Enabling the Auto Power Standby function turns off the sound bar automatically in any of the following situations.
    • No control operations for eight hours
    • No audio input and no control operations for 20 minutes (except when ANALOG is selected as the input source)
  • Turn on the sound bar again. The Auto Power Standby function can be disabled.
  • The protection circuitry has been activated. (The TV indicator on the sound bar flashes red.)
  • After confirming that all connections are made properly, turn on the sound bar again. If the power still turns off frequently, unplug the power cord from the AC wall outlet and contact the nearest authorized Yamaha dealer or service center.