Analog output is the default for audio output.
If you want to change to optical output, set SPDIF/RAW (or PCM) for the audio output.
Select MAIN PAGE and then EXIT SETUP from Setup menu. Press Play button to change to optical output.
About RAW and PCM
RAW : Selectable when Dolby digital decoder is connected with the audio. When Dolby digital format (signal) audio is played, it will be output without its change.
PCM : Selectable when Dolby digital decoder is not connected with the audio. Dolby digital format (signal) audio will be changed to linear PCM before output.
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