I upgraded my ubuntu 8.10 to 9.04 ad the sound did not appear.
I googled again and again and found this thread http://ubuntuforums.org/showthread.php?t=616845
when I added at /etc/modprobe.d/alsa-base.conf line "options snd-hda-intel model=acer", the sound appeard.
But when I pluged in headphones, the speakers did not stop working.
I've solved my problem (incompletely)
I upgraded my ubuntu 8.10 to 9.04 ad the sound did not appear. ubuntuforums. org/showthread. php?t=616845 d/alsa- base.conf line "options snd-hda-intel model=acer", the sound appeard.
I googled again and again and found this thread http://
when I added at /etc/modprobe.
But when I pluged in headphones, the speakers did not stop working.
how can I solve this?