To have the headphone

To have the headphone working, add this at the end of /etc/modules.d/alsa (or alsa-base depending of your distro):
options snd-hda-intel model=vaio

More information here: https://help.ubuntu.com/community/HdaIntelSoundHowto

Responder

Please solve the math problem above and type in the result. e.g. for 1+1, type 2.
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