I have the same issue with my Lenovo Thinkpad. The internal mic doesn't
work, but when using a headset the mic works.
Details:
❯ uname -a
Linux my-laptop 5.3.0-28-generic #30~18.04.1-Ubuntu SMP Fri Jan 17 06:14:09 UTC
2020 x86_64 x86_64 x86_64 GNU/Linux
❯ arecord -l
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC285 Analog [ALC285 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 2: ALC285 Alt Analog [ALC285 Alt Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
System Information
Manufacturer: LENOVO
Product Name: 20QES0H400
Version: ThinkPad X1 Carbon 7th
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https://bugs.launchpad.net/bugs/1840725
Title:
Microphone not working in Ubuntu 18.04.3 LTS on new hp-
spectre-x360-convertible-15 laptop
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