[alsa-devel] [solved] Conexant 5069: internal speakers are not muted when headphones are plugged in

Steven Rosenberg stevenhrosenberg at gmail.com
Mon Feb 7 06:31:25 CET 2011

On 02/05/2011 07:40 AM, Paul Menzel wrote:
> Am Montag, den 31.01.2011, 12:45 +0100 schrieb David Henningsson:
>> On 2011-01-31 12:08, Paul Menzel wrote:
>>> I encounter a problem with a Lenovo G555 where the internal speakers are
>>> not muted when headphones are plugged in. Ubuntu 10.10 with Linux 2.6.35
>>> [1] runs the Lenovo, but this seems to be a common problem [2][3].
>>> I tried to load the module with `model=lenovo`, but the only result was,
>>> that the external speakers did not work at all. Do you have another idea
>>> what to use for the `model`? The system has to rebooted every time,
>>> since I cannot unload the module using
>>> 	sudo modprobe -r snd-hda-intel
>>> or
>>> 	sudo rmmod snd-hda-intel
>>> since it seems to be in use by the system.
>>> Seems like I missed `model=thinkpad` in [3]. But I do not have access to
>>> the system right now, so I am sending this report anyway.
>>> Please find attached the output of `alsa-info.sh` with the default
>>> behavior (headphones work, but internal ones are not muted) and with
>>> `model=lenovo` (headphones do not work).
>>> David, do you know if your recent patches sent to this list
>>> [PATCH 2/2] ALSA: HDA: Add a new model "asus" for Conexant 5066/205xx [5]
>>> [PATCH] ALSA: HDA: Add Lenovo vendor quirk for Conexant 205xx [6]
>>> will also address this issue¹? They are for 5066 and I have 5069
>>> according to [2]. If yes, is there a package repository with a package
>>> having this patches applied I can install using the package management
>>> system?
>> You have an internal mic at 0x1a, so it seems like model=asus would be
>> the one for you. But if you just want headphones automuting,
>> model=ideapad or model=thinkpad should do as well.
> For now automuting headphones is good enough and `model=thinkpad` works
> as expected.
> Can you give an estimate when a package with your patch for `model=asus`
> will be available? Or do I have to wait for Linux 2.6.38 [1]?
> Thanks,
> Paul
> [1] http://mailman.alsa-project.org/pipermail/alsa-devel/2011-January/036183.html

I'd like to report that in the 2.6.37 kernel, the audio of the Lenovo 
G555 does mute when headphones are plugged in.

This works out of the box. No modification of any configuration files is 

I'm running Debian Squeeze with the 2.6.37 kernel from Liquorix 

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