I have installed ubuntu 10.10 in my vaio vpceg28fn,But the sound is coming simultaneously through my speakers and headset.my sound card is HDA Intel PCH │ Chip: Conexant ID 506e,can you help me? -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.ubuntu.com/archives/ubuntu-users/attachments/20120412/2ce7cbf8/attachment.html>