Comment 18 for bug 1051494

can you provide the pulsesink.txt by apport-bug.?

Node 0x0e [Audio Mixer] wcaps 0x200101: Stereo
  Connection: 8
     0x0d 0x11 0x12 0x13 0x1a 0x1b 0x1c 0x1d

Node 0x11 [Audio Selector] wcaps 0x30010d: Stereo Amp-Out
  Control: name="PCM Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="PCM Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: ofs=0x17, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-Out vals: [0x1f 0x1f]
  Connection: 1
     0x03

refer to ad1981hd datasheet

05 Port-D (Line Out) 4 Pin complex Port-D pin drivers. Typically used as rear panel line output.

06 Port-A (Headphone Out) 4 Pin complex Port-A pin drivers. Typically used as front panel headphone output

0E Analog Mixer 2 Audio mixer Selectively mixes analog input signals into a single signal.