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#1 2013-02-16 18:45:14

linux-ka
Member
From: ADL
Registered: 2010-05-07
Posts: 232

[Lenovo E330] internal mic issues

Hi,

since the very beginning I have some terrible issues with the internal mic of my thinkpad edge E330.

Regarding Alsa (aplay -l) I have a ALC269VC device, which is, however, supported by alsa, see this link.

However, I cannot record with a moderate or even high quality. The volume is pretty low and difficult to achieve. Regarding alsamixer, I can edit the following channels : MIC, MIC BOOST, CAPTURE, DIGITAL, INTERNAL MIC BOOST.

Following my intuition, I turned on the mixer of MIC and INTERNAL MIC BOOST. But it doesn't work.  A mix of MIC 100, CAPTURE 42, DIGITAL 100, *BOOST 0, results in a
very low volume. Changing one of the BOOST parameter leads to a strong disturbance and electrical noise dumping the recorded volume even more.

Touching the mic with my fingers results in a rather loud noise.

I don't know how to treat this issue. I followed the Alsa article, I load the sound driver in /etc/modules-load/50-sound.conf via

options snd-hda-intel enable_msi=1 model=auto #ALC259

Further I tried models like thinkpad, ALC259 and ALC3202 ( which are an alias for ALC269VC ).
I really like to use my laptop without any external mic.

Does someone has got a thinkpad edge as well and likes to share knowledge getting through this issue ?

Many thanks in advance!!!

L-K

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#2 2013-04-14 12:35:43

sevenfourk
Member
Registered: 2008-02-21
Posts: 185

Re: [Lenovo E330] internal mic issues

mine mic just stopped working after some update.

And I can edit all mics level in alsamixer.

Last edited by sevenfourk (2013-04-14 12:37:49)


No cause is lost if there is but one fool left to fight for it.

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#3 2013-04-14 15:59:17

linux-ka
Member
From: ADL
Registered: 2010-05-07
Posts: 232

Re: [Lenovo E330] internal mic issues

Well, there doesn't seem to be any solution ?

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#4 2013-04-14 18:19:34

sevenfourk
Member
Registered: 2008-02-21
Posts: 185

Re: [Lenovo E330] internal mic issues

linux-ka wrote:

Well, there doesn't seem to be any solution ?

solution should always be, and it is, you need to spare some time on it, sorry for being philosophical

I just don't know it yet.


No cause is lost if there is but one fool left to fight for it.

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#5 2013-06-05 05:38:44

Air
Member
Registered: 2013-06-05
Posts: 1

Re: [Lenovo E330] internal mic issues

Try to install pavucontrol and choose microphone (external microphone) instead of internal microphone.

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