No sound in Acer laptop

English Hardware
#1

Ok i’ve been reading some post and here’s some output from alsa-info.sh :

Thank you for your attention.

http://pastebin.com/kfqMKy0Q

#2

Here’s the output with sound working. TY

http://pastebin.com/Bt0ikpH7

#3

After opening Rhythmbox everything works fine.