Clarion VS735 User Manual page 32

Activating the SPDIF Digital Output
To turn on the SPDIF digital output, select AUDIO and SPDIF.
Note:
Only enable the SPDIF digital output when a digital audio processor
is in use. Some digital audio processors will require you to select an
LPCM output frequency.
32
VS735
Selecting an LPCM Output Frequency
To select an LPCM output frequency (when a digital audio
processor is in use), select AUDIO and LPCM OUTPUT.