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I don't know what happened. Sound is working well now. Sound preferences window is also launching. Thanks for reading this!

I just discovered that sound works on the headsets but not the laptop speakers.

Hello,

From couple of days, there's no sound output on my laptop.

I'm using Unbuntu 11.04.

Here's some information that might be useful:

When I execute
aplay...

I updated the packages today. After rebooting it worked.

Hello,

After installing Ubunto 10.10 on my laptop, sound was not working properly. Thanks to Ubuntu forums and lidex, I could get it working. I am the OP of this thread.

I recently found out...

options snd-hda-intel model=ideapad
works.

Thanks lidex.

Update:

In Sound Preferences, Hardware tab, when I select Analog Stereo Duplex or Analog Stereo Output, the jack works. But the internal speakers don't with any profile.

I followed all the steps you mentioned.

After adding the line
options snd-hda-intel model=laptop position_fix=1 enable=yes
in

/etc/modprobe.d/alsa-base.conf

The jack also stopped...

Here's the info:

http://www.alsa-project.org/db/?f=2afe972f889e0a84388990256ac71724ef8e21c6

The laptop model is HP Compaq CQ50.


Here's the output of lspci:

The sound works if I connect an external speaker to the jack. But the internal speakers don't work.

I have made sure sound...