It is my W7 machine. XP works just fine - connected to the same router etc.

I will work on it over the week-end and report if I figure it out.

Thanks !

Main : C15, MD600, Aurender N10, EMM DAC2X, Boulder 865, Oppo BDP-95, JM Labs Maestro Utopia
Office : PC, Resonessence Invicta, HD800