You can test your notebook by making a usb Ubuntu Live thumbdrive. Boot to it and see if the audio works.
With this troubleshooting step you will know if there is a hardware issue other than the hard disk.
Best regards,
erico
You can test your notebook by making a usb Ubuntu Live thumbdrive. Boot to it and see if the audio works.
With this troubleshooting step you will know if there is a hardware issue other than the hard disk.
Best regards,
erico