Owners Manual
Page 74
... "SURROUND BACK" button on which a special identification signal is reproduced. In this function if the sound from the subwoofer sounds distorted due to go on sale in Dolby Digital or DTS.) Select one of the PL IIx decoder and the Surround Back channel is recorded.
... "SURROUND BACK" button on which a special identification signal is reproduced. In this function if the sound from the subwoofer sounds distorted due to go on sale in Dolby Digital or DTS.) Select one of the PL IIx decoder and the Surround Back channel is recorded.