I can hear the chime on startup, but playing a track results in a loud static noise. I can hear the track very faintly behind all the white noise. I have tried the instructions here https://www.hifiberry.com/guides/configuring-linux-3-18-x/ to no effect. Any clues?
Raspberry Pi 3
Hifiberry DAC+ Pro
Linux volumio 4.1.19-v7+ #851 SMP Sat Mar 5 22:58:42 GMT 2016 armv7l GNU/Linux