In theory, audio 0x17 can be used by the mic for center/lfe for 5.1
support
Node 0x0e [Pin Complex] wcaps 0x400183: Stereo Amp-In
Control: name="Mic Jack Mode", index=0, device=0
ControlAmp: chs=0, dir=In, idx=0, ofs=0
Control: name="Mic Capture Volume", index=0, device=0
ControlAmp: chs=3, dir=In, idx=0, ofs=0
Control: name="Mic Jack", index=0, device=0
Amp-In caps: N/A
Amp-In vals: [0x00 0x00]
Pincap 0x00001737: IN OUT Detect Trigger ImpSense
Vref caps: HIZ 50 GRD 80
Pin Default 0x03a11020: [Jack] Mic at Ext Left
Conn = 1/8, Color = Black
DefAssociation = 0x2, Sequence = 0x0
Pin-ctls: 0x24: IN VREF_80
Unsolicited: tag=03, enabled=1
Connection: 4
0x15* 0x16 0x17 0x1e
Node 0x0d [Pin Complex] wcaps 0x400183: Stereo Amp-In
Control: name="Speaker Phantom Jack", index=0, device=0
Amp-In caps: N/A
Amp-In vals: [0x00 0x00]
Pincap 0x0000003f: IN OUT HP Detect Trigger ImpSense
Pin Default 0x90170110: [Fixed] Speaker at Int N/A
Conn = Analog, Color = Unknown
DefAssociation = 0x1, Sequence = 0x0
Misc = NO_PRESENCE
Pin-ctls: 0x00:
Unsolicited: tag=00, enabled=0
Connection: 4
0x15 0x16 0x17* 0x1e
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https://bugs.launchpad.net/bugs/1238144
Title:
Dell 1535 no sound from speakers, headphone out is ok
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