I have the 6000 NEX installed in a 2002 Audi A4. Intermittently, I will not get any sound from the speakers. It doesn't matter what source is selected, HD radio, Bluetooth, video on SD card, etc. I can still hear the beeps from the headunit when pressing buttons, but nothing from the speakers. It doesn't do it everytime, and sometimes I get no sound from initial start of the vehicle, and sometimes as I am driving, it will cut out, come back on, and do that a few times before it stops working.
I had RF filters installed because of popping when turning off the vehicle, so I took them off t