Caution
Latest prereleases of AmberELEC are working with R33S/R35S/R36S and don't require to run any audio script.
fix_audio_without_confirmation.sh - Temporary script run every time you restart your console
fix_audio.sh - Temporary script run every time you restart your console, askes for confirmation
fix_audio_permanent.sh - Permanent fix, it will add the previous script to a startup script. Run it once, and it will automatically apply the fix at startup.