@eliyahu
Thanks for that. Copying the ahi.prefs file from the USB recovery stick got the audio working properly again.
I notice that you seem to be using the original AHI prefs program and not the A-EON version. The A-EON prefs program seems to be buggy on my system. Even copying the version from the USB recovery stick didn't make any difference as if I try to change anything the program seems to want to make its own decision as to the what the values should be.
To illustrate, in the mode settings, now that the AHI prefs have been restored from the backup, the music unit has the following properties:
If I change the audio unit the options change by themselves so that even going back to the music unit the values are different:
Version information of the preferences program I have:
Kind regards,
Francis