[Amiga1992]

Originally Posted by Jope

Paula has the analogue inputs. http://old.pinouts.ru/Inputs/AmigaMouseJoy_pinout.shtml

Thanks for the clarification, I am a tit for suggesting CIA failure. I'm very sorry.
It seems, like with the C64 before, the chip in charge of reading analog inputs is again the one in charge of sound. Funny that. I learned a new thing today