Does not work
This has been problem for long time, probably always. ima switch to usb
audio
Other note:
because killing pulseAudio is a pain,
An easier way to test on GNOME if you already know alsa is the problem is:
GNOME - All Settings - Sound, on Output tab select Headphones, click Test
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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https://bugs.launchpad.net/bugs/1702223
Title:
@Richard, does it work?
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Title:
Surround (garbled) sound played to headset port
To manage notifications about this bug go to:
Put "options snd-hda-intel model=mba42" to the last line of
/etc/modprobe.d/alsa-base.conf
Reboot and check if it works.
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Title:
Surround
It works for MacBook Pro.
It seems audio is erroneously processed as surround sound, the chip has a
multiple of channel configurations
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Title:
One can also do Test Speakers in GNOME settings Sound, this also
produces mono for headset but works for internal speakers
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Title:
Surround