I’ve had one for 3+ years, no hum issues at all (using RCAs, not balanced). Solid and reliable so far. Possible that’s why it was sold? Do you you have any recourse with the seller?
Sony HAP-Z1ES HDD audio player. FAULTY ?????? a new owner
just received a used sony HAP-Z1ES HDD audio player, when it is powered on the relay is loud, then the internal power transformer makes a hum noise , I'm not used to hearing a hum from home audio gear is that normal, my other audio gear is , modwright , pass labs , krell, thanks all for your time and input