On Thu, 11 Jan 2018 19:21:03 +0100, Dennis Mungai wrote: > > Hello there, > > I have Ubuntu 16.04LTS installed on the Clevo P751DM2-G, also marketed > as the Origin Eon 15-X (Late 2016 model), the System76's Serval WS > (2017 model), the Eurocom Sky X4E2, among others. > > The sound card is the Realtek ALC898 with the following output configuration: > > 1. One SPDIF/headphone combo jack (to the right) > 2. One Line Out. > 3. One Line-In. > 4. One Mic-In. > > Background information: > > On Windows, one can use the Realtek HD Audio control panel pop-up menu > on jack detection to set the output type when an audio device is > plugged in to an appropriate jack, combined with Sound Blaster X-Fi > MB5 software to enable post-processing effects such as Bass, noise > cancellation, etc. > > What I have tried so far: > > 1. Setting the model definition at /etc/modprobe.d/sound.conf with the > following entries: > > options snd-hda-intel model=no-primary-hp enable=1 index=0 > > Using such a line worked before on an MSI GS43VR 6RE Phantom Pro that > also has the same (or a similar) ESS Sabre Audio DAC component. > > Expected behavior: > > When plugged into the microphone jack, the ESS Sabre DAC should be > activated and sound should be routed to the headset. > > Observed anomaly: > > Sound comes out through the speakers instead. > > However, the line-out output works. In that case, when plugged into > the line out, Audio works as expected. Judging from alsa-info.sh output, BIOS doesn't seem to give the proper headphone pin (or the headset output), and that's the culprit. It's a bug of BIOS. You can try to figure out the pin and override the pin config via hdajackretask or such a tool. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
