Article ID : 00125725 / Last Modified : 08/24/2015

The cooling fans of the audio system produces a loud noise even the audio system is powered off.

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If the audio system is powered off but the Demonstration mode is enabled, the Demonstration mode starts automatically. This causes the LED indicator to light up followed by the rotating of the cooling fan.

Follow these steps to disable the Demonstration mode.

  1. Make sure the Audio system is off.
  2. Press the DISPLAY button on the remote control repeatedly until the demonstration display disappears.

NOTE: There is no menu setting that will indefinitely disable the Demonstration mode.