Configuring advanced sound settings. Settings Sound Expert Settings Try Now You can personalize the sound quality by adjusting the following settings. Balance Try Now Equalizer Try Now HDMI Input Audio Format Try Now Digital Output Audio Format Try Now If you use a receiver that does not support Dolby Digital Plus, you will hear no sound if you select Dolby Digital+ The Dolby Digital+ option is only available via ARC(HDMI) for external devices that support the format