4) Playing digital coaxial input - Good choice
Another way to supply a digital audio signal to the DHT-S516H.
Connect your television with an optical output to the COAX IN on your DHT-S516H using an “RCA” type cable (not included).
Select “TV” from the music tab.
Select the name of the DHT-S516H to which you connected the television in step 1.
The sound from your television can be played directly on the DHT-S516H.