[alsa-devel] Macbook Air 2.1 - No sound on main speakers

Klaus Schulz kls.schlz at googlemail.com
Thu Dec 11 18:02:59 CET 2008

Hi there.

Fowarded from my "Ubuntu manual upgrade thread":

Another problem with  Realtek.

No sound on mainspeakers on MACBOOK Air 2.1.

A known issue??

See also the different aplay and codec IDs!




No sound on main internal speaker. Headphones do work fine.
Macbook Air 2,1
Ubuntu Intrepid server Kernel 2.6.27-9
Alsa Driver version 1.0.18a GIT snapshot from 12/4/08
Sound card nVidia MCP79 (device id 10de:0ac0)
aplay -l: ALC885
/proc/asound/card0/codec#0 CODEC ALC889a

lspci -nv
00:08.0 0403: 10de:0ac0 (rev b1)
Subsystem: 10de:cb79


More information about the Alsa-devel mailing list