I have only Sound on the Internel Speakers and on the Phone Jack but not on the TV I attached to the HDMI Port
since it has a Intel HD and an NVIDIA Card in this Laptop it's a bit complicated, i saved the information about the System here:
http://www.alsa-project.org/db/?f=5734e5fb06aa3a6b28c197befbad4d5109598a0a
With kind regards Marc Landolt