Comment 16 for bug 677734

The internal mic is at node 0x1e and it has no connection to Node 0x13 [Audio selector] connected to [Audio Input] 0x12

Node 0x1e is connected to Node 0x1f [Audio Input] , so you may need to use hw:0,0,1

**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: VT1702 Analog [VT1702 Analog]
  Subdevices: 3/3
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2

Node 0x12 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Amp-In caps: ofs=0x0b, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-In vals: [0x1a 0x00]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power: setting=D0, actual=D0
  Connection: 1
     0x13
Node 0x13 [Audio Selector] wcaps 0x300501: Stereo
  Power: setting=D0, actual=D0
  Connection: 4
     0x14* 0x15 0x18 0x1a

Node 0x1e [Pin Complex] wcaps 0x40040b: Stereo Amp-In
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x2f, mute=0
  Amp-In vals: [0x03 0x03]
  Pincap 0x00000020: IN
  Pin Default 0x90a601f0: [Fixed] Mic at Int N/A
    Conn = Digital, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Power: setting=D0, actual=D0
Node 0x1f [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Amp-In caps: ofs=0x00, nsteps=0x0c, stepsize=0x05, mute=1
  Amp-In vals: [0x0c 0x0c]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x74]: 16000 32000 44100 48000
    bits [0x2]: 16
    formats [0x1]: PCM
  Power: setting=D0, actual=D0
  Connection: 1
     0x1e
Node 0x20 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Amp-In caps: ofs=0x0b, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-In vals: [0x1b 0x1b]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power: setting=D0, actual=D0
  Connection: 1
     0x18