Default Amp-Out caps: ofs=0x7f, nsteps=0x7f, stepsize=0x02, mute=1

Node 0x14 [Audio Output] wcaps 0xd0c45: Stereo Amp-Out R/L
  Control: name="Speaker Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="Speaker Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: N/A
  Amp-Out vals:  [0x65 0x65]
  Converter: stream=8, channel=0
  Power states: 
  Power: setting=D0, actual=D0
  Delay: 13 samples
  Processing caps: benign=0, ncoeff=0


try hda-analyzer to change the volume slider at speaker node 0x14 

and

 enable loopback mixing to change the volume slider at node 0x1c


Simple mixer control 'Loopback Mixing',0
  Capabilities: enum
  Items: 'Disabled' 'Enabled'
  Item0: 'Disabled'


Node 0x1c [Audio Selector] wcaps 0x30050d: Stereo Amp-Out
  Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-Out vals:  [0x9f 0x9f]
  Power states: 
  Power: setting=D3, actual=D3
  Connection: 1
     0x1b



** Changed in: alsa-driver (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1276380

Title:
  [HP Pavilion g4 Notebook PC, IDT 92HD87B2/4, Speaker, Internal] No
  sound at all

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