I had to comment out and reboot:
sound.virtualDev = "hdaudio"
Then do the setup64 /a to extract drivers and manually update the "Multimedia Audio Controller" as described by bluefirestorm to restore audio.
This seems to have done the trick.
Reset sèche linge Samsung DV80F5E5HGW:
To reset EEPROM for your dryer model you can unplug it from mains for approx.10 minutes. After 10 min.s plug in the dryer back in and hold down the Wrinkle Prevent and Mixed Load Bell buttons at the same time for 3 seconds.