External microphone on Linux on Asus laptop with "combo" TRRS jack
Why Ask Ubuntu recommends it
Ask Ubuntu users link it as a visual walkthrough of the hdajackretask workaround when a headset or external microphone is not detected on a combo jack.
Recommended by 1 people across 1 different months, 2015 to 2022.
What it is
A short screencast by Denilson Sá Maia showing how to get an external headset microphone working on an Asus X450CA laptop running Lubuntu with a single TRRS combo jack. He uses hdajackretask from alsa-tools-gui to override an unconnected pin as the external mic, since setting snd_hda_intel model=headset-mic had no effect.
What people said
Recommends Denilson Sá Maia · 2015-05 · Ask Ubuntu · on “External microphone not working”
I found a solution, and uploaded a screencast to YouTube [this video] . Install alsa-tools-gui package. Run hdajackretask . At the top, the Realtek analog codec will be already selected. In my case, it was Realtek ALC270 . Pay attention to the left panel ( Pin configuration ). In my case, it showed only 3 connected pins: Internal Mic , Internal speaker , Headphone . Note that it is missing a pin for the external microphone. Check: ☑ Show unconnected pins . Several new pins will show up at the left panel. For each one that is Not connected : Check ☑ Override . Look for a Microphone option at the drop-down box. If there no Microphone in that box, then uncheck ☐ Override and try the next pin. If the
Cites Gaspar111 · 2018-12 · Ask Ubuntu · on “microphone does not work”
I use LINUX UBUNTU 18.04 LTS. The microphone of my headset is not recognized by any application. So far I have tried the following: 1 settings / sound 2 pulse audio volume control 3 terminal: alsamixer 4. terminal 1. subl /etc/modprobe.d/alsa-base.conf 2. options snd-hda-intel model= ,dell-headset-multi 3. Save 5. [this video] install : alsa-tools-gui run : hdajackretask After all these steps the problem still persists. Can you please give me some advises how to solve this problem? Thank you very much in advance!
Cites Serhiy Zaharchenko · 2022-07 · Ask Ubuntu · on “Headset microphone not working on Ubuntu 20.04”
Worked for me, thanks a lot! But I had to check "Show unconnected pins" first, and try all of them one by one. Additionally, have found similar instructions on YouTube - [this video]