No speaker audio on HP Pavilion dv6 w/ Beats Audio

!!################################
!!ALSA Information Script v 0.4.60
!!################################

!!Script ran on: Tue May 22 05:02:26 UTC 2012

!!Linux Distribution
!!------------------

Ubuntu 12.04 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 12.04 LTS"

!!DMI Information
!!---------------

Manufacturer: Hewlett-Packard
Product Name: HP Pavilion dv6 Notebook PC
Product Version: 078F100000205720000620100

!!Kernel Information
!!------------------

Kernel release: 3.2.0-24-generic
Operating System: GNU/Linux
Architecture: x86_64
Processor: x86_64
SMP Enabled: Yes

!!ALSA Version
!!------------

Driver version: 1.0.24
Library version: 1.0.25
Utilities version: 1.0.25

!!Loaded ALSA modules
!!-------------------

snd_hda_intel

!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes

!!Soundcards recognised by ALSA
!!-----------------------------

 0 [PCH ]: HDA-Intel - HDA Intel PCH
                      HDA Intel PCH at 0xd3610000 irq 45

!!PCI Soundcards installed in the system
!!--------------------------------------

00:1b.0 Audio device: Intel Corporation Panther Point High Definition Audio Controller (rev 04)

!!Advanced information - PCI Vendor/Device/Subsystem ID's
!!--------------------------------------------------------

00:1b.0 0403: 8086:1e20 (rev 04)
 Subsystem: 103c:1818

!!Modprobe options (Sound related)
!!--------------------------------

snd-atiixp-modem: index=-2
snd-intel8x0m: index=-2
snd-via82xx-modem: index=-2
snd-usb-audio: index=-2
snd-usb-caiaq: index=-2
snd-usb-ua101: index=-2
snd-usb-us122l: index=-2
snd-usb-usx2y: index=-2
snd-cmipci: mpu_port=0x330 fm_port=0x388
snd-pcsp: index=-2
snd-usb-audio: index=-2
snd-hda-intel: model=lenovo

!!Loaded sound module options
!!--------------------------

!!Module: snd_hda_intel
 align_buffer_size : Y
 bdl_pos_adj : 1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 beep_mode : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
 enable_msi : -1
 id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 model : lenovo,(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 patch : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
 position_fix : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 power_save : 0
 power_save_controller : Y
 probe_mask : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
 probe_only : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 single_cmd : N
 snoop : Y

!!HDA-Intel Codec information
!!---------------------------
--startcollapse--

Codec: IDT 92HD91BXX
Address: 0
AFG Function Id: 0x1 (unsol 1)
Vendor Id: 0x111d76e0
Subsystem Id: 0x103c181b
Revision Id: 0x100102
No Modem Function Group found
Default PCM:
    rates [0x5e0]: 44100 48000 88200 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
Default Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Default Amp-Out caps: ofs=0x7f, nsteps=0x7f, stepsize=0x02, mute=1
GPIO: io=5, o=0, i=0, unsolicited=1, wake=1
  IO[0]: enable=1, dir=1, wake=0, sticky=0, data=0, unsol=0
  IO[1]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[2]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[3]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[4]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
Power-Map: 0x5a
Node 0x0a [Pin Complex] wcaps 0x400583: 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 0x0001173c: IN OUT HP EAPD Detect
    Vref caps: HIZ 50 GRD 80
  EAPD 0x2: EAPD
  Pin Default 0x04a11020: [Jack] Mic at Ext Right
    Conn = 1/8, Color = Black
    DefAssociation = 0x2, Sequence = 0x0
  Pin-ctls: 0x24: IN VREF_80
  Unsolicited: tag=02, enabled=1
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c
Node 0x0b [Pin Complex] wcaps 0x400581: Stereo
  Control: name="Headphone Jack", index=0, device=0
  Pincap 0x0001001c: OUT HP EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x0421101f: [Jack] HP Out at Ext Right
    Conn = 1/8, Color = Black
    DefAssociation = 0x1, Sequence = 0xf
  Pin-ctls: 0xc0: OUT HP
  Unsolicited: tag=01, enabled=1
  Power: setting=D0, actual=D0
  Connection: 3
     0x13 0x14* 0x1c
Node 0x0c [Pin Complex] wcaps 0x400583: Stereo Amp-In
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Pincap 0x00011734: IN OUT EAPD Detect
    Vref caps: HIZ 50 GRD 80
  EAPD 0x2: EAPD
  Pin Default 0x40f000f0: [N/A] Other at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00: VREF_HIZ
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c
Node 0x0d [Pin Complex] wcaps 0x400501: Stereo
  Pincap 0x00010050: OUT EAPD Balanced
  EAPD 0x2: EAPD
  Pin Default 0x92170110: [Fixed] Speaker at Int Front
    Conn = Analog, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c
Node 0x0e [Pin Complex] wcaps 0x400583: Stereo Amp-In
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Pincap 0x00010034: IN OUT EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x40f000f0: [N/A] Other at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c
Node 0x0f [Pin Complex] wcaps 0x400583: Stereo Amp-In
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Pincap 0x00010034: IN OUT EAPD Detect
  EAPD 0x2: EAPD
  Pin Default 0x40f000f0: [N/A] Other at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c
Node 0x10 [Pin Complex] wcaps 0x400500: Mono
  Pincap 0x00000010: OUT
  Pin Default 0x40f000f0: [N/A] Other at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Power: setting=D0, actual=D0
  Connection: 1
     0x1a
Node 0x11 [Pin Complex] wcaps 0x400483: Stereo Amp-In
  Control: name="Internal Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Amp-In caps: N/A
  Amp-In vals: [0x01 0x01]
  Pincap 0x00000024: IN Detect
  Pin Default 0xd5a30130: [Both] Mic at Int Top
    Conn = ATAPI, Color = Unknown
    DefAssociation = 0x3, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
Node 0x12 [Vendor Defined Widget] wcaps 0xf00503: Stereo Amp-In
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Power: setting=D0, actual=D0
  Connection: 1
     0x20
Node 0x13 [Audio Output] wcaps 0xd0c05: Stereo Amp-Out R/L
  Control: name="Speaker Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=63
  Control: name="Speaker Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Device: name="STAC92xx Analog", type="Audio", device=0
  Amp-Out caps: N/A
  Amp-Out vals: [0x7f 0x7f]
  Converter: stream=8, channel=0
  Power: setting=D0, actual=D0
  Delay: 13 samples
Node 0x14 [Audio Output] wcaps 0xd0c05: Stereo Amp-Out R/L
  Control: name="Headphone Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=63
  Control: name="Headphone Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: N/A
  Amp-Out vals: [0x7f 0x7f]
  Converter: stream=8, channel=0
  Power: setting=D0, actual=D0
  Delay: 13 samples
Node 0x15 [Audio Input] wcaps 0x1d0541: Stereo
  Device: name="STAC92xx Analog", type="Audio", device=0
  Converter: stream=4, channel=0
  SDI-Select: 0
  Power: setting=D0, actual=D0
  Delay: 13 samples
  Connection: 1
     0x17
  Processing caps: benign=0, ncoeff=0
Node 0x16 [Audio Input] wcaps 0x1d0541: Stereo
  Converter: stream=0, channel=0
  SDI-Select: 0
  Power: setting=D0, actual=D0
  Delay: 13 samples
  Connection: 1
     0x18
  Processing caps: benign=0, ncoeff=0
Node 0x17 [Audio Selector] wcaps 0x300d0d: Stereo Amp-Out R/L
  Control: name="Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="Capture Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-Out caps: ofs=0x10, nsteps=0x2e, stepsize=0x03, mute=1
  Amp-Out vals: [0x10 0x10]
  Power: setting=D0, actual=D0
  Connection: 7
     0x1b 0x0a 0x0c 0x0e 0x0f 0x11* 0x12
Node 0x18 [Audio Selector] wcaps 0x300d0d: Stereo Amp-Out R/L
  Amp-Out caps: ofs=0x10, nsteps=0x2e, stepsize=0x03, mute=1
  Amp-Out vals: [0x90 0x90]
  Power: setting=D0, actual=D0
  Connection: 7
     0x1b* 0x0a 0x0c 0x0e 0x0f 0x11 0x12
Node 0x19 [Audio Selector] wcaps 0x300501: Stereo
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c
Node 0x1a [Audio Mixer] wcaps 0x200500: Mono
  Power: setting=D0, actual=D0
  Connection: 1
     0x19
Node 0x1b [Audio Mixer] wcaps 0x20050b: Stereo Amp-In
  Amp-In caps: ofs=0x17, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-In vals: [0x97 0x97] [0x97 0x97] [0x97 0x97] [0x97 0x97] [0x97 0x97] [0x97 0x97]
  Power: setting=D0, actual=D0
  Connection: 6
     0x13 0x14 0x0a 0x0c 0x0e 0x0f
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: setting=D0, actual=D0
  Connection: 1
     0x1b
Node 0x1d [Audio Output] wcaps 0x4061d: Stereo Digital Amp-Out
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  PCM:
    rates [0x5e0]: 44100 48000 88200 96000 192000
    bits [0xe]: 16 20 24
    formats [0x5]: PCM AC3
  Power: setting=D0, actual=D0
  Delay: 4 samples
Node 0x1e [Audio Output] wcaps 0x4061d: Stereo Digital Amp-Out
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  PCM:
    rates [0x5e0]: 44100 48000 88200 96000 192000
    bits [0xe]: 16 20 24
    formats [0x5]: PCM AC3
  Power: setting=D0, actual=D0
  Delay: 4 samples
Node 0x1f [Pin Complex] wcaps 0x400781: Stereo Digital
  Pincap 0x00000014: OUT Detect
  Pin Default 0x40f000f0: [N/A] Other at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
  Connection: 1
     0x1d
Node 0x20 [Pin Complex] wcaps 0x400781: Stereo Digital
  Pincap 0x00000034: IN OUT Detect
  Pin Default 0x40f000f0: [N/A] Other at Ext N/A
    Conn = Unknown, Color = Unknown
    DefAssociation = 0xf, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
  Connection: 1
     0x1e
Node 0x21 [Beep Generator Widget] wcaps 0x70040c: Mono Amp-Out
  Control: name="Beep Playback Switch", index=0, device=0
    ControlAmp: chs=1, dir=Out, idx=0, ofs=0
  Control: name="Beep Playback Volume", index=0, device=0
    ControlAmp: chs=1, dir=Out, idx=0, ofs=0
  Amp-Out caps: ofs=0x03, nsteps=0x03, stepsize=0x17, mute=1
  Amp-Out vals: [0x00]
  Power: setting=D0, actual=D0
Node 0x22 [Vendor Defined Widget] wcaps 0xf00001: Stereo
Codec: Intel PantherPoint HDMI
Address: 3
AFG Function Id: 0x1 (unsol 0)
Vendor Id: 0x80862806
Subsystem Id: 0x103c1818
Revision Id: 0x100000
No Modem Function Group found
Default PCM:
    rates [0x0]:
    bits [0x0]:
    formats [0x0]:
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
GPIO: io=0, o=0, i=0, unsolicited=0, wake=0
Node 0x02 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled
  Digital category: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1e]: 16 20 24 32
    formats [0x5]: PCM AC3
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x03 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled
  Digital category: 0x0
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1e]: 16 20 24 32
    formats [0x5]: PCM AC3
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x04 [Audio Output] wcaps 0x6611: 8-Channels Digital
  Converter: stream=0, channel=0
  Digital: Enabled GenLevel
  Digital category: 0x2
  PCM:
    rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000
    bits [0x1e]: 16 20 24 32
    formats [0x5]: PCM AC3
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x05 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x80]
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x58560010: [N/A] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x02
Node 0x06 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x80]
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x58560020: [N/A] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x2, Sequence = 0x0
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x03
Node 0x07 [Pin Complex] wcaps 0x40778d: 8-Channels Digital Amp-Out CP
  Control: name="HDMI/DP,pcm=3 Jack", index=0, device=0
  Control: name="IEC958 Playback Con Mask", index=0, device=0
  Control: name="IEC958 Playback Pro Mask", index=0, device=0
  Control: name="IEC958 Playback Default", index=0, device=0
  Control: name="IEC958 Playback Switch", index=0, device=0
  Control: name="ELD", index=0, device=3
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals: [0x00 0x00]
  Pincap 0x09000094: OUT Detect HBR HDMI DP
  Pin Default 0x18560030: [Jack] Digital Out at Int HDMI
    Conn = Digital, Color = Unknown
    DefAssociation = 0x3, Sequence = 0x0
  Pin-ctls: 0x00:
  Unsolicited: tag=01, enabled=1
  Power states: D0 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x04
Node 0x08 [Vendor Defined Widget] wcaps 0xf00000: Mono
--endcollapse--

!!ALSA Device nodes
!!-----------------

crw-rw---T 1 root audio 116, 7 May 22 00:55 /dev/snd/controlC0
crw-rw---T 1 root audio 116, 6 May 22 00:55 /dev/snd/hwC0D0
crw-rw---T 1 root audio 116, 5 May 22 00:55 /dev/snd/hwC0D3
crw-rw---T 1 root audio 116, 4 May 22 00:55 /dev/snd/pcmC0D0c
crw-rw---T 1 root audio 116, 3 May 22 00:59 /dev/snd/pcmC0D0p
crw-rw---T 1 root audio 116, 2 May 22 00:55 /dev/snd/pcmC0D3p
crw-rw---T 1 root audio 116, 1 May 22 00:55 /dev/snd/seq
crw-rw---T 1 root audio 116, 33 May 22 00:55 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root 60 May 22 00:55 .
drwxr-xr-x 3 root root 220 May 22 00:55 ..
lrwxrwxrwx 1 root root 12 May 22 00:55 pci-0000:00:1b.0 -> ../controlC0

!!Aplay/Arecord output
!!------------

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

!!Amixer output
!!-------------

!!-------Mixer controls for card 0 [PCH]

Card hw:0 'PCH'/'HDA Intel PCH at 0xd3610000 irq 45'
  Mixer name : 'Intel PantherPoint HDMI'
  Components : 'HDA:111d76e0,103c181b,00100102 HDA:80862806,103c1818,00100000'
  Controls : 22
  Simple ctrls : 10
Simple mixer control 'Master',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 64
  Mono: Playback 64 [100%] [0.00dB] [on]
Simple mixer control 'Headphone',0
  Capabilities: pvolume pswitch penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 64
  Mono:
  Front Left: Playback 64 [100%] [0.00dB] [on]
  Front Right: Playback 64 [100%] [0.00dB] [on]
Simple mixer control 'Speaker',0
  Capabilities: pvolume pswitch penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 64
  Mono:
  Front Left: Playback 64 [100%] [0.00dB] [on]
  Front Right: Playback 64 [100%] [0.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 255
  Mono:
  Front Left: Playback 255 [100%] [0.00dB]
  Front Right: Playback 255 [100%] [0.00dB]
Simple mixer control 'Mic',0
  Capabilities: cvolume penum
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 3
  Front Left: Capture 0 [0%] [0.00dB]
  Front Right: Capture 0 [0%] [0.00dB]
Simple mixer control 'Mic Jack Mode',0
  Capabilities: enum
  Items: 'Mic In' 'Line In'
  Item0: 'Mic In'
Simple mixer control 'IEC958',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Beep',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 3
  Mono: Playback 1 [33%] [-12.00dB] [on]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch penum
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 46
  Front Left: Capture 16 [35%] [0.00dB] [on]
  Front Right: Capture 16 [35%] [0.00dB] [on]
Simple mixer control 'Internal Mic',0
  Capabilities: cvolume penum
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 3
  Front Left: Capture 1 [33%] [10.00dB]
  Front Right: Capture 1 [33%] [10.00dB]

!!Alsactl output
!!-------------

--startcollapse--
state.PCH {
 control.1 {
  iface MIXER
  name 'Speaker Playback Volume'
  value.0 64
  value.1 64
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 64'
   dbmin -4800
   dbmax 0
   dbvalue.0 0
   dbvalue.1 0
  }
 }
 control.2 {
  iface MIXER
  name 'Speaker Playback Switch'
  value.0 true
  value.1 true
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.3 {
  iface MIXER
  name 'Mic Jack Mode'
  value 'Mic In'
  comment {
   access 'read write'
   type ENUMERATED
   count 1
   item.0 'Mic In'
   item.1 'Line In'
  }
 }
 control.4 {
  iface MIXER
  name 'Beep Playback Switch'
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.5 {
  iface MIXER
  name 'Beep Playback Volume'
  value 1
  comment {
   access 'read write'
   type INTEGER
   count 1
   range '0 - 3'
   dbmin -1800
   dbmax 0
   dbvalue.0 -1200
  }
 }
 control.6 {
  iface MIXER
  name 'Headphone Playback Volume'
  value.0 64
  value.1 64
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 64'
   dbmin -4800
   dbmax 0
   dbvalue.0 0
   dbvalue.1 0
  }
 }
 control.7 {
  iface MIXER
  name 'Headphone Playback Switch'
  value.0 true
  value.1 true
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.8 {
  iface MIXER
  name 'Capture Volume'
  value.0 16
  value.1 16
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 46'
   dbmin -1600
   dbmax 3000
   dbvalue.0 0
   dbvalue.1 0
  }
 }
 control.9 {
  iface MIXER
  name 'Capture Switch'
  value.0 true
  value.1 true
  comment {
   access 'read write'
   type BOOLEAN
   count 2
  }
 }
 control.10 {
  iface MIXER
  name 'Mic Capture Volume'
  value.0 0
  value.1 0
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 3'
   dbmin 0
   dbmax 3000
   dbvalue.0 0
   dbvalue.1 0
  }
 }
 control.11 {
  iface MIXER
  name 'Internal Mic Capture Volume'
  value.0 1
  value.1 1
  comment {
   access 'read write'
   type INTEGER
   count 2
   range '0 - 3'
   dbmin 0
   dbmax 3000
   dbvalue.0 1000
   dbvalue.1 1000
  }
 }
 control.12 {
  iface MIXER
  name 'Master Playback Volume'
  value 64
  comment {
   access 'read write'
   type INTEGER
   count 1
   range '0 - 64'
   dbmin -9999999
   dbmax 0
   dbvalue.0 0
  }
 }
 control.13 {
  iface MIXER
  name 'Master Playback Switch'
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.14 {
  iface CARD
  name 'Headphone Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.15 {
  iface CARD
  name 'Mic Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.16 {
  iface CARD
  name 'HDMI/DP,pcm=3 Jack'
  value false
  comment {
   access read
   type BOOLEAN
   count 1
  }
 }
 control.17 {
  iface MIXER
  name 'IEC958 Playback Con Mask'
  value '0fff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.18 {
  iface MIXER
  name 'IEC958 Playback Pro Mask'
  value '0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access read
   type IEC958
   count 1
  }
 }
 control.19 {
  iface MIXER
  name 'IEC958 Playback Default'
  value '0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
  comment {
   access 'read write'
   type IEC958
   count 1
  }
 }
 control.20 {
  iface MIXER
  name 'IEC958 Playback Switch'
  value true
  comment {
   access 'read write'
   type BOOLEAN
   count 1
  }
 }
 control.21 {
  iface PCM
  device 3
  name ELD
  value ''
  comment {
   access read
   type BYTES
   count 0
  }
 }
 control.22 {
  iface MIXER
  name 'PCM Playback Volume'
  value.0 255
  value.1 255
  comment {
   access 'read write user'
   type INTEGER
   count 2
   range '0 - 255'
   tlv '0000000100000008ffffec1400000014'
   dbmin -5100
   dbmax 0
   dbvalue.0 0
   dbvalue.1 0
  }
 }
}
--endcollapse--

!!All Loaded Modules
!!------------------

Module
rfcomm
bnep
parport_pc
ppdev
snd_hda_codec_hdmi
snd_hda_codec_idt
lib80211_crypt_tkip
i915
snd_hda_intel
snd_hda_codec
uvcvideo
videodev
snd_hwdep
v4l2_compat_ioctl32
snd_pcm
snd_seq_midi
snd_rawmidi
joydev
snd_seq_midi_event
wl
snd_seq
snd_timer
snd_seq_device
btusb
bluetooth
snd
psmouse
serio_raw
nouveau
soundcore
snd_page_alloc
ttm
drm_kms_helper
lib80211
drm
mei
i2c_algo_bit
mxm_wmi
hp_wmi
sparse_keymap
hp_accel
lis3lv02d
wmi
input_polldev
video
mac_hid
lp
parport
usbhid
hid
r8169

!!Sysfs Files
!!-----------

/sys/class/sound/hwC0D0/init_pin_configs:
0x0a 0x04a11020
0x0b 0x0421101f
0x0c 0x40f000f0
0x0d 0x92170110
0x0e 0x40f000f0
0x0f 0x40f000f0
0x10 0x40f000f0
0x11 0xd5a30130
0x1f 0x40f000f0
0x20 0x40f000f0

/sys/class/sound/hwC0D0/driver_pin_configs:

/sys/class/sound/hwC0D0/user_pin_configs:

/sys/class/sound/hwC0D0/init_verbs:

/sys/class/sound/hwC0D3/init_pin_configs:
0x05 0x58560010
0x06 0x58560020
0x07 0x18560030

/sys/class/sound/hwC0D3/driver_pin_configs:

/sys/class/sound/hwC0D3/user_pin_configs:

/sys/class/sound/hwC0D3/init_verbs:

!!ALSA/HDA dmesg
!!------------------

[ 15.608380] uvcvideo: Found UVC 1.00 device HP Truevision HD (0bda:58d8)
[ 15.609274] snd_hda_intel 0000:00:1b.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22
[ 15.609326] snd_hda_intel 0000:00:1b.0: irq 45 for MSI/MSI-X
[ 15.609346] snd_hda_intel 0000:00:1b.0: setting latency timer to 64
[ 15.619606] input: HP Truevision HD as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.3/1-1.3:1.0/input/input5
--
[ 15.964911] hp_accel: driver loaded
[ 16.176740] HDMI status: Codec=3 Pin=7 Presence_Detect=0 ELD_Valid=0
[ 16.176799] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[ 16.176875] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[ 16.176941] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[ 16.177325] i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16

Your sound issue is NOT related to the following issue, because the audio codecs are different:

https://answers.launchpad.net/ubuntu/+source/alsa-driver/+question/196139

However, this issue is related to the following bugreport, for which there is no solution yet:

https://launchpad.net/ubuntu/+source/alsa-driver/+bug/888703

same here, only 2 speakers are working the other 2 below the led screen not working & the sub woofer below

hope to get a solution soon

Model is Hp dv6 7012tx with beats audio