I did someting, and it works now! :)
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https://bugs.launchpad.net/bugs/1712524
Title:
[UX430UA, Realtek ALC295, Speaker, Internal] No sound at all
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Public bug reported:
No sounds work
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 4.10.0-32.36~16.04.1-generic 4.10.17
Uname: Linux 4.10.0-32-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.10
Architecture: amd64
AudioDevicesInUse: