I have an HP-dc5800 computer, and my internal speaker was not working, no matter what i did. However, i could get sound with headphones.
Here is what i did to fix it. It may work for you.
sudo gedit /etc/modprobe.d/alsa-base.conf
Add
options snd-hda-intel model=hp-m4 enable_msi=1
to the end of the file. I changed model=hp-m4 to model=hp-dc5800. So,
changing the model to the model of your computer may work.
Underneath that, i put in;
options snd-hda-intel enable=1 enable_msi=1 single_cmd=1 power_save_controller=1
reboot, and sound worked fine.
Hopefully this will help someone.
<3
here is a list of some of the models.
http://www.kernel.org/doc/Documentat...dio-Models.txt
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