No sound comes out

Check the connections for all devices. link

Insert connection cables all the way in.

Check that input connectors and output connectors are not reversely connected.

Check cables for damage.

Check the amplifier’s functions and controls and adjust as necessary.

Digital audio output stops during playback of the DSD files.

Set the Pure Direct mode to “PURE DIRECT ON MODE2” to stop digital audio output. To output digital audio, turn off Pure Direct or set the Pure Direct mode to “PURE DIRECT ON MODE1”. link