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

David Henningsson david.henningsson at canonical.com
Mon Jan 31 12:45:05 CET 2011

On 2011-01-31 12:08, Paul Menzel wrote:
> Dear ALSA folks,
> 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.

// David

David Henningsson, Canonical Ltd.

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