your internal digital Mic is at node 0x12 but asus-mode4 just add node 0x16 speaker and node 0x19 into Mic
ALC662_FIXUP_ASUS_MODE4] = { .type = HDA_FIXUP_PINS, .v.pins = (const struct hda_pintbl[]) { { 0x14, 0x99130110 }, /* speaker */ { 0x16, 0x99130111 }, /* speaker */ { 0x18, 0x01a19840 }, /* mic */ { 0x19, 0x99a3094f }, /* int-mic */ { 0x21, 0x0121441f }, /* HP */ { } }, .chained = true, .chain_id = ALC662_FIXUP_SKU_IGNORE }, you need hda-jack-retask to fix the subwoofer pin complex http://voices.canonical.com/david.henningsson/2011/11/29/turn-your-mic- jack-into-a-headphone-jack/ 00:1b.0 0403: 8086:1e20 (rev 04) Subsystem: 1043:15a7 seem you are not using latest alsa driver https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/hda/patch_realtek.c?id=61a75f138a351baf0fdc8c210cebd06b9ced4279 SND_PCI_QUIRK(0x1043, 0x15a7, "ASUS UX51VZH", ALC662_FIXUP_BASS_16), ALC662_FIXUP_BASS_16] = { .type = HDA_FIXUP_PINS, .v.pins = (const struct hda_pintbl[]) { {0x16, 0x80106111}, /* bass speaker */ {} }, .chained = true, .chain_id = ALC662_FIXUP_BASS_CHMAP, }, refer to those bug report of Asus n series notebook which also use sonic master , only right channel affect the subwoofer pulseaudio can upmix stereo to surround40 by copy front to rear, the drawback is subwoofer only get the right channel and no left channel signal [ https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/tree/sound/pci/hda/patch_realtek.c Node 0x12 [Pin Complex] wcaps 0x400401: Stereo Control: name="Internal Mic Phantom Jack", index=1, device=0 Pincap 0x00000020: IN Pin Default 0x90a60930: [Fixed] Mic at Int N/A Conn = Digital, Color = Unknown DefAssociation = 0x3, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x20: IN Power states: D0 D1 D2 D3 EPSS Power: setting=D0, actual=D0 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1316305 Title: Externa subwoofer asus sonicmaster doesn't work on Asus ux51vz Status in “alsa-driver” package in Ubuntu: Incomplete Bug description: External subwoofer asus sonicmaster doesn't work on Asus ux51vz I also tried the configuration below, but in this way internal microphone doesn't work anymore add to /etc/modprobe.d/alsa-base.conf options snd-hda-intel model=asus-mode4 add to /usr/share/pulseaudio/alsa-mixer/profile-sets/extra-hdmi.conf [Mapping analog-surround-21] device-strings = surround21:%f surround40:%f channel-map = front-left,front-right,lfe,lfe paths-output = analog-output analog-output-lineout analog-output-speaker analog-output-desktop-speaker priority = 8 direction = output make sure lfe-mixing is enabled in /etc/pulse/daemon.conf enable-lfe-remixing = yes To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1316305/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp