These kernel messages might be relevant:
[ 28.467144] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC3227: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker [ 28.467150] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 28.467153] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0) [ 28.467156] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0 [ 28.467158] snd_hda_codec_realtek hdaudioC0D0: inputs: [ 28.467162] snd_hda_codec_realtek hdaudioC0D0: Mic=0x19 [ 28.467165] snd_hda_codec_realtek hdaudioC0D0: Internal Mic=0x12
These kernel messages might be relevant:
[ 28.467144] snd_hda_ codec_realtek hdaudioC0D0: autoconfig for ALC3227: line_outs=1 (0x14/0x0/ 0x0/0x0/ 0x0) type:speaker codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/ 0x0/0x0/ 0x0) codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/ 0x0/0x0/ 0x0) codec_realtek hdaudioC0D0: mono: mono_out=0x0 codec_realtek hdaudioC0D0: inputs: codec_realtek hdaudioC0D0: Mic=0x19 codec_realtek hdaudioC0D0: Internal Mic=0x12
[ 28.467150] snd_hda_
[ 28.467153] snd_hda_
[ 28.467156] snd_hda_
[ 28.467158] snd_hda_
[ 28.467162] snd_hda_
[ 28.467165] snd_hda_