The Phantom have an optical input, try using that input instead of the optical input on the Dialog and see if it helps. You enable the input in Spark. You can't bypass Dialog while playing with more than one Phantom.
Living room: Sigberg Audio Manta/10D subs, MiniDSP SHD.
Den: Tannoy Precision 8 iDP/TS112 iDP sub, MiniDSP SHD Studio.
In the cupboard: Some bits and pieces of a Phantom Silver 1. gen.
My Phantom Voyage
Den: Tannoy Precision 8 iDP/TS112 iDP sub, MiniDSP SHD Studio.
In the cupboard: Some bits and pieces of a Phantom Silver 1. gen.
My Phantom Voyage