For people who own this laptop and have issues with the audio, I've
submitted a patch for review [1] to enable sound from the built-in
speakers.

You will have also noticed that the 3.5mm headphone jack in this laptop
...does not exist! However, there is the Audio Expansion Card [2] which
according to people who own it, works just fine. Please note that the
expansion card is a _separate_ sound (USB, uaudio) card so you cannot
get automatic speakers-to-headphones or built-in-mic-to-headset audio
switching with it. That's because, again, the built-in speakers/mic, and
the 3.5mm jack from the expansion card, are different sound cards
altogether.

Solutions to this that I can see are:

- Plug an external amplifier to the 3.5mm jack and plug any
  headphones/mics/speakers there. Obviously, this is not practical if
  you use the laptop outside.
- Switch between devices with mixer(8) on-demand. Note that hot-swapping
  (i.e., getting sound from the new device _during_ playback) won't work
  unless you use virtual_oss, until I commit the patch [3] to address
  this issue. Further explanation on this in mixer(8)'s man page
  sections for the -d and -v options.

Christos

[1] https://reviews.freebsd.org/D49416
[2] https://frame.work/pl/en/products/audio-expansion-card
[3] https://reviews.freebsd.org/D49216

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