No audio or low audio with a home theater system.

Select within the text to jump to the related settings screen.

• Press the (Quick Settings) button on the remote control, then select [Settings] — [Display & Sound] — [Audio output] — [Speakers] — [Audio system].
• If the audio system is not compatible with Dolby Digital or DTS, set [Settings] — [Display & Sound] — [Audio output] — [Audio system settings] — [Digital audio output] to [PCM].
• Check if the TV's [Optical digital audio output volume] setting is at maximum.

  Press the (Quick Settings) button on the remote control, then select:
  [Settings] — [Display & Sound] — [Audio output] — [Audio system settings] — [Optical digital audio output volume]

• When using HDMI input with Super Audio CD or DVD-Audio, DIGITAL AUDIO OUT (OPTICAL) may not provide an audio signal.