- 217 -SPDIF Selection(Auto / PCM)Selects the initial setting for digital audio output signal from DIGITAL AUDIOOUT and HDMI2 (ARC function) terminals.Watching > For best audio > Advanced settings● For Digital TV or video contents of Media Player / Network servicesPCM Optical LevelAdjusts the audio level of PCM output from DIGITAL AUDIO OUT and HDMI2(ARC function) terminals to equalise with that of the other audio types.Watching > For best audio > Advanced settingsHDMI Input(Digital / Analogue)Selects to fit the input signal.Watching > For best audio > Advanced settings● For HDMI inputDisplayPort Input(Digital / Analogue)Selects to fit the input signal.Watching > For best audio > Advanced settings● For DisplayPort inputReset Sound DefaultsResets the current Sound Mode to the default settings.