!!################################
!!ALSA Information Script v 0.4.62
!!################################

!!Script ran on: Wed Nov 13 18:28:03 UTC 2013


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

Ubuntu 13.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 13.10" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 13.10" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"


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

Manufacturer:      Compaq Presario 061
Product Name:      WU114EA-AKB 100eu CZ100
Product Version:   03l0401RE101Privs00
Firmware Version:  5.03


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

Kernel release:    3.11.0-12-generic
Operating System:  GNU/Linux
Architecture:      i686
Processor:         i686
SMP Enabled:       Yes


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

Driver version:     k3.11.0-12-generic
Library version:    1.0.27.2
Utilities version:  1.0.27.1


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

snd_hda_intel


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

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


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

 0 [Intel          ]: HDA-Intel - HDA Intel
                      HDA Intel at 0xfe978000 irq 44


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

00:1b.0 Audio device: Intel Corporation NM10/ICH7 Family High Definition Audio Controller (rev 02)


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

00:1b.0 0403: 8086:27d8 (rev 02)
	Subsystem: 103c:2ab0
--
	Prefetchable memory behind bridge: 0000000040200000-00000000403fffff
	Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort  <SERR- <PERR-


!!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


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

!!Module: snd_hda_intel
	align_buffer_size : -1
	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 : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N
	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
	jackpoll_ms : 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
	model : (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)
	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 : -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
	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: Realtek ALC887
Address: 0
AFG Function Id: 0x1 (unsol 1)
Vendor Id: 0x10ec0887
Subsystem Id: 0x103c2ab0
Revision Id: 0x100202
No Modem Function Group found
Default PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
Default Amp-In caps: N/A
Default Amp-Out caps: N/A
State of AFG node 0x01:
  Power states:  D0 D1 D2 D3 CLKSTOP
  Power: setting=D0, actual=D0
GPIO: io=2, o=0, i=0, unsolicited=1, wake=1
  IO[0]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
  IO[1]: enable=0, dir=0, wake=0, sticky=0, data=0, unsol=0
Node 0x02 [Audio Output] wcaps 0x411: Stereo
  Device: name="ALC887 Analog", type="Audio", device=0
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x03 [Audio Output] wcaps 0x411: Stereo
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x04 [Audio Output] wcaps 0x411: Stereo
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x05 [Audio Output] wcaps 0x411: Stereo
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x06 [Audio Output] wcaps 0x611: Stereo Digital
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x5e0]: 44100 48000 88200 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x07 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x08 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Amp-In caps: ofs=0x0b, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-In vals:  [0x8b 0x8b]
  Converter: stream=0, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x23
Node 0x09 [Audio Input] wcaps 0x10051b: Stereo Amp-In
  Control: name="Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Capture Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Device: name="ALC887 Analog", type="Audio", device=0
  Amp-In caps: ofs=0x0b, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-In vals:  [0x9e 0x9e]
  Converter: stream=4, channel=0
  SDI-Select: 0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x22
Node 0x0a [Audio Input] wcaps 0x100711: Stereo Digital
  Converter: stream=0, channel=0
  SDI-Select: 0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x1f
Node 0x0b [Audio Mixer] wcaps 0x20010b: Stereo Amp-In
  Control: name="Front Mic Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=1, ofs=0
  Control: name="Front Mic Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=1, ofs=0
  Control: name="Rear Mic Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Rear Mic Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Line Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=2, ofs=0
  Control: name="Line Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=2, ofs=0
  Control: name="Beep Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=5, ofs=0
  Control: name="Beep Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=5, ofs=0
  Amp-In caps: ofs=0x17, nsteps=0x1f, stepsize=0x05, mute=1
  Amp-In vals:  [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80]
  Connection: 10
     0x18 0x19 0x1a 0x1b 0x1c 0x1d 0x14 0x15 0x16 0x17
Node 0x0c [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
  Control: name="Front Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x00 0x00] [0x00 0x00]
  Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=0
  Amp-Out vals:  [0x1a 0x1a]
  Connection: 2
     0x02 0x0b
Node 0x0d [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
  Control: name="Surround Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x80 0x80] [0x80 0x80]
  Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=0
  Amp-Out vals:  [0x1a 0x1a]
  Connection: 2
     0x03 0x0b
Node 0x0e [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
  Control: name="Center Playback Volume", index=0, device=0
    ControlAmp: chs=1, dir=Out, idx=0, ofs=0
  Control: name="LFE Playback Volume", index=0, device=0
    ControlAmp: chs=2, dir=Out, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x80 0x80] [0x80 0x80]
  Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=0
  Amp-Out vals:  [0x1a 0x1a]
  Connection: 2
     0x04 0x0b
Node 0x0f [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
  Control: name="Headphone Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x00 0x00] [0x00 0x00]
  Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=0
  Amp-Out vals:  [0x1a 0x1a]
  Connection: 2
     0x05 0x0b
Node 0x10 [Audio Output] wcaps 0x611: Stereo Digital
  Converter: stream=0, channel=0
  Digital:
  Digital category: 0x0
  IEC Coding Type: 0x0
  PCM:
    rates [0x5e0]: 44100 48000 88200 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x11 [Pin Complex] wcaps 0x400780: Mono Digital
  Pincap 0x00000014: OUT Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x10
Node 0x12 [Pin Complex] wcaps 0x400401: Stereo
  Control: name="Internal Mic Phantom Jack", index=0, device=0
  Pincap 0x00000020: IN
  Pin Default 0x99a30940: [Fixed] Mic at Int ATAPI
    Conn = ATAPI, Color = Unknown
    DefAssociation = 0x4, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x13 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x14 [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Control: name="Front Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="Line Out Jack", index=0, device=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0001003e: IN OUT HP EAPD Detect Trigger
  EAPD 0x2: EAPD
  Pin Default 0x01014010: [Jack] Line Out at Ext Rear
    Conn = 1/8, Color = Green
    DefAssociation = 0x1, Sequence = 0x0
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=02, enabled=1
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c* 0x0d 0x0e 0x0f 0x26
Node 0x15 [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Control: name="Speaker Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="Speaker Phantom Jack", index=0, device=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0001003e: IN OUT HP EAPD Detect Trigger
  EAPD 0x2: EAPD
  Pin Default 0x99130120: [Fixed] Speaker at Int ATAPI
    Conn = ATAPI, Color = Unknown
    DefAssociation = 0x2, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x00:
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c 0x0d 0x0e 0x0f 0x26*
Node 0x16 [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x80 0x80]
  Pincap 0x00000036: IN OUT Detect Trigger
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c 0x0d 0x0e* 0x0f 0x26
Node 0x17 [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x80 0x80]
  Pincap 0x00000036: IN OUT Detect Trigger
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c 0x0d 0x0e 0x0f* 0x26
Node 0x18 [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Control: name="Center Playback Switch", index=0, device=0
    ControlAmp: chs=1, dir=Out, idx=0, ofs=0
  Control: name="LFE Playback Switch", index=0, device=0
    ControlAmp: chs=2, dir=Out, idx=0, ofs=0
  Control: name="Rear Mic Boost Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Rear Mic Jack", index=0, device=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0000373e: IN OUT HP Detect Trigger
    Vref caps: HIZ 50 GRD 80 100
  Pin Default 0x01a19830: [Jack] Mic at Ext Rear
    Conn = 1/8, Color = Pink
    DefAssociation = 0x3, Sequence = 0x0
  Pin-ctls: 0x21: IN VREF_50
  Unsolicited: tag=05, enabled=1
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c* 0x0d 0x0e 0x0f 0x26
Node 0x19 [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Control: name="Front Mic Boost Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Front Mic Jack", index=0, device=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x03 0x03]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x80 0x80]
  Pincap 0x0000373e: IN OUT HP Detect Trigger
    Vref caps: HIZ 50 GRD 80 100
  Pin Default 0x02a19831: [Jack] Mic at Ext Front
    Conn = 1/8, Color = Pink
    DefAssociation = 0x3, Sequence = 0x1
  Pin-ctls: 0x24: IN VREF_80
  Unsolicited: tag=04, enabled=1
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c* 0x0d 0x0e 0x0f 0x26
Node 0x1a [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Control: name="Surround Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="Line Boost Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Line Jack", index=0, device=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0000373e: IN OUT HP Detect Trigger
    Vref caps: HIZ 50 GRD 80 100
  Pin Default 0x0181303f: [Jack] Line In at Ext Rear
    Conn = 1/8, Color = Blue
    DefAssociation = 0x3, Sequence = 0xf
  Pin-ctls: 0x20: IN VREF_HIZ
  Unsolicited: tag=06, enabled=1
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c* 0x0d 0x0e 0x0f 0x26
Node 0x1b [Pin Complex] wcaps 0x40058f: Stereo Amp-In Amp-Out
  Control: name="Headphone Playback Switch", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Control: name="Front Headphone Jack", index=0, device=0
  Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
  Amp-In vals:  [0x00 0x00]
  Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-Out vals:  [0x00 0x00]
  Pincap 0x0000373e: IN OUT HP Detect Trigger
    Vref caps: HIZ 50 GRD 80 100
  Pin Default 0x0221401f: [Jack] HP Out at Ext Front
    Conn = 1/8, Color = Green
    DefAssociation = 0x1, Sequence = 0xf
  Pin-ctls: 0xc0: OUT HP VREF_HIZ
  Unsolicited: tag=01, enabled=1
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 5
     0x0c 0x0d 0x0e 0x0f* 0x26
Node 0x1c [Pin Complex] wcaps 0x400481: Stereo
  Pincap 0x00000024: IN Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x1d [Pin Complex] wcaps 0x400400: Mono
  Pincap 0x00000020: IN
  Pin Default 0x4015c129: [N/A] Speaker at Ext N/A
    Conn = Optical, Color = UNKNOWN
    DefAssociation = 0x2, Sequence = 0x9
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x1e [Pin Complex] wcaps 0x400780: Mono Digital
  Pincap 0x00000014: OUT Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x40: OUT
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
  Connection: 1
     0x06
Node 0x1f [Pin Complex] wcaps 0x400680: Mono Digital
  Pincap 0x00000024: IN Detect
  Pin Default 0x411111f0: [N/A] Speaker at Ext Rear
    Conn = 1/8, Color = Black
    DefAssociation = 0xf, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x20 [Vendor Defined Widget] wcaps 0xf00040: Mono
  Processing caps: benign=0, ncoeff=25
Node 0x21 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x22 [Audio Mixer] wcaps 0x20010b: Stereo Amp-In
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x00 0x00]
  Connection: 12
     0x18 0x19 0x1a 0x1b 0x1c 0x1d 0x14 0x15 0x16 0x17 0x0b 0x12
Node 0x23 [Audio Mixer] wcaps 0x20010b: Stereo Amp-In
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80] [0x80 0x80]
  Connection: 11
     0x18 0x19 0x1a 0x1b 0x1c 0x1d 0x14 0x15 0x16 0x17 0x0b
Node 0x24 [Vendor Defined Widget] wcaps 0xf00000: Mono
Node 0x25 [Audio Output] wcaps 0x411: Stereo
  Converter: stream=8, channel=0
  PCM:
    rates [0x560]: 44100 48000 96000 192000
    bits [0xe]: 16 20 24
    formats [0x1]: PCM
  Power states:  D0 D1 D2 D3 EPSS
  Power: setting=D0, actual=D0
Node 0x26 [Audio Mixer] wcaps 0x20010f: Stereo Amp-In Amp-Out
  Control: name="Speaker Playback Volume", index=0, device=0
    ControlAmp: chs=3, dir=Out, idx=0, ofs=0
  Amp-In caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
  Amp-In vals:  [0x00 0x00] [0x00 0x00]
  Amp-Out caps: ofs=0x1f, nsteps=0x1f, stepsize=0x05, mute=0
  Amp-Out vals:  [0x1a 0x1a]
  Connection: 2
     0x25 0x0b
--endcollapse--


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

crw-rw----  1 root audio 116,  5 Nov 13 19:15 /dev/snd/controlC0
crw-rw----  1 root audio 116,  4 Nov 13 19:15 /dev/snd/hwC0D0
crw-rw----  1 root audio 116,  3 Nov 13 19:24 /dev/snd/pcmC0D0c
crw-rw----  1 root audio 116,  2 Nov 13 19:21 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116,  1 Nov 13 19:15 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Nov 13 19:15 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Nov 13 19:15 .
drwxr-xr-x 3 root root 180 Nov 13 19:15 ..
lrwxrwxrwx 1 root root  12 Nov 13 19:15 pci-0000:00:1b.0 -> ../controlC0


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

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC887 Analog [ALC887 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: ALC887 Analog [ALC887 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

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

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

Card hw:0 'Intel'/'HDA Intel at 0xfe978000 irq 44'
  Mixer name	: 'Realtek ALC887'
  Components	: 'HDA:10ec0887,103c2ab0,00100202'
  Controls      : 41
  Simple ctrls  : 20
Simple mixer control 'Master',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 26 [84%] [-7.50dB] [on]
Simple mixer control 'Headphone',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 31 [100%] [0.00dB] [on]
  Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Speaker',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 31 [100%] [0.00dB] [on]
  Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: pvolume
  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 'Front',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 31 [100%] [0.00dB] [on]
  Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Front Mic',0
  Capabilities: pvolume pswitch cswitch cswitch-joined cswitch-exclusive
  Capture exclusive group: 0
  Playback channels: Front Left - Front Right
  Capture channels: Mono
  Limits: Playback 0 - 31
  Mono: Capture [off]
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Front Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 3 [100%] [30.00dB]
  Front Right: 3 [100%] [30.00dB]
Simple mixer control 'Surround',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 31 [100%] [0.00dB] [on]
  Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Center',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'LFE',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Line',0
  Capabilities: pvolume pswitch cswitch cswitch-joined cswitch-exclusive
  Capture exclusive group: 0
  Playback channels: Front Left - Front Right
  Capture channels: Mono
  Limits: Playback 0 - 31
  Mono: Capture [off]
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Line Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 0 [0%] [0.00dB]
  Front Right: 0 [0%] [0.00dB]
Simple mixer control 'Beep',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 31
  Front Left: Capture 30 [97%] [28.50dB] [off]
  Front Right: Capture 30 [97%] [28.50dB] [off]
Simple mixer control 'Auto-Mute Mode',0
  Capabilities: enum
  Items: 'Disabled' 'Speaker Only' 'Line Out Speaker'
  Item0: 'Line Out Speaker'
Simple mixer control 'Channel Mode',0
  Capabilities: enum
  Items: '2ch' '4ch' '6ch'
  Item0: '2ch'
Simple mixer control 'Digital',0
  Capabilities: cvolume
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 120
  Front Left: Capture 60 [50%] [0.00dB]
  Front Right: Capture 60 [50%] [0.00dB]
Simple mixer control 'Internal Mic',0
  Capabilities: cswitch cswitch-joined cswitch-exclusive
  Capture exclusive group: 0
  Capture channels: Mono
  Mono: Capture [on]
Simple mixer control 'Rear Mic',0
  Capabilities: pvolume pswitch cswitch cswitch-joined cswitch-exclusive
  Capture exclusive group: 0
  Playback channels: Front Left - Front Right
  Capture channels: Mono
  Limits: Playback 0 - 31
  Mono: Capture [off]
  Front Left: Playback 0 [0%] [-34.50dB] [off]
  Front Right: Playback 0 [0%] [-34.50dB] [off]
Simple mixer control 'Rear Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 0 [0%] [0.00dB]
  Front Right: 0 [0%] [0.00dB]


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

--startcollapse--
state.Intel {
	control.1 {
		iface MIXER
		name 'Channel Mode'
		value '2ch'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 '2ch'
			item.1 '4ch'
			item.2 '6ch'
		}
	}
	control.2 {
		iface MIXER
		name 'Front Playback Volume'
		value.0 31
		value.1 31
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.3 {
		iface MIXER
		name 'Front Playback Switch'
		value.0 true
		value.1 true
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.4 {
		iface MIXER
		name 'Surround Playback Volume'
		value.0 31
		value.1 31
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.5 {
		iface MIXER
		name 'Surround Playback Switch'
		value.0 true
		value.1 true
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.6 {
		iface MIXER
		name 'Center Playback Volume'
		value 31
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 0
		}
	}
	control.7 {
		iface MIXER
		name 'LFE Playback Volume'
		value 31
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 0
		}
	}
	control.8 {
		iface MIXER
		name 'Center Playback Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.9 {
		iface MIXER
		name 'LFE Playback Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.10 {
		iface MIXER
		name 'Headphone Playback Volume'
		value.0 31
		value.1 31
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.11 {
		iface MIXER
		name 'Headphone Playback Switch'
		value.0 true
		value.1 true
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.12 {
		iface MIXER
		name 'Speaker Playback Volume'
		value.0 31
		value.1 31
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 0
			dbvalue.1 0
		}
	}
	control.13 {
		iface MIXER
		name 'Speaker Playback Switch'
		value.0 true
		value.1 true
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.14 {
		iface MIXER
		name 'Front Mic Playback Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -3450
			dbmax 1200
			dbvalue.0 -3450
			dbvalue.1 -3450
		}
	}
	control.15 {
		iface MIXER
		name 'Front Mic Playback Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.16 {
		iface MIXER
		name 'Rear Mic Playback Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -3450
			dbmax 1200
			dbvalue.0 -3450
			dbvalue.1 -3450
		}
	}
	control.17 {
		iface MIXER
		name 'Rear Mic Playback Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.18 {
		iface MIXER
		name 'Line Playback Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -3450
			dbmax 1200
			dbvalue.0 -3450
			dbvalue.1 -3450
		}
	}
	control.19 {
		iface MIXER
		name 'Line Playback Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.20 {
		iface MIXER
		name 'Auto-Mute Mode'
		value 'Line Out Speaker'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 Disabled
			item.1 'Speaker Only'
			item.2 'Line Out Speaker'
		}
	}
	control.21 {
		iface MIXER
		name 'Capture Source'
		value 'Internal Mic'
		comment {
			access 'read write'
			type ENUMERATED
			count 1
			item.0 'Internal Mic'
			item.1 'Front Mic'
			item.2 'Rear Mic'
			item.3 Line
		}
	}
	control.22 {
		iface MIXER
		name 'Capture Volume'
		value.0 30
		value.1 30
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -1650
			dbmax 3000
			dbvalue.0 2850
			dbvalue.1 2850
		}
	}
	control.23 {
		iface MIXER
		name 'Capture Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.24 {
		iface MIXER
		name 'Front Mic Boost Volume'
		value.0 3
		value.1 3
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 3'
			dbmin 0
			dbmax 3000
			dbvalue.0 3000
			dbvalue.1 3000
		}
	}
	control.25 {
		iface MIXER
		name 'Rear Mic Boost 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.26 {
		iface MIXER
		name 'Line Boost 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.27 {
		iface MIXER
		name 'Master Playback Volume'
		value 26
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '0 - 31'
			dbmin -4650
			dbmax 0
			dbvalue.0 -750
		}
	}
	control.28 {
		iface MIXER
		name 'Master Playback Switch'
		value true
		comment {
			access 'read write'
			type BOOLEAN
			count 1
		}
	}
	control.29 {
		iface CARD
		name 'Internal Mic Phantom Jack'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.30 {
		iface CARD
		name 'Front Mic Jack'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.31 {
		iface CARD
		name 'Rear Mic Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.32 {
		iface CARD
		name 'Line Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.33 {
		iface CARD
		name 'Line Out Jack'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.34 {
		iface CARD
		name 'Front Headphone Jack'
		value false
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.35 {
		iface CARD
		name 'Speaker Phantom Jack'
		value true
		comment {
			access read
			type BOOLEAN
			count 1
		}
	}
	control.36 {
		iface MIXER
		name 'Beep Playback Volume'
		value.0 0
		value.1 0
		comment {
			access 'read write'
			type INTEGER
			count 2
			range '0 - 31'
			dbmin -3450
			dbmax 1200
			dbvalue.0 -3450
			dbvalue.1 -3450
		}
	}
	control.37 {
		iface MIXER
		name 'Beep Playback Switch'
		value.0 false
		value.1 false
		comment {
			access 'read write'
			type BOOLEAN
			count 2
		}
	}
	control.38 {
		iface PCM
		name 'Playback Channel Map'
		value.0 0
		value.1 0
		comment {
			access read
			type INTEGER
			count 2
			range '0 - 36'
		}
	}
	control.39 {
		iface PCM
		name 'Capture Channel Map'
		value.0 0
		value.1 0
		comment {
			access read
			type INTEGER
			count 2
			range '0 - 36'
		}
	}
	control.40 {
		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
		}
	}
	control.41 {
		iface MIXER
		name 'Digital Capture Volume'
		value.0 60
		value.1 60
		comment {
			access 'read write user'
			type INTEGER
			count 2
			range '0 - 120'
			tlv '0000000100000008fffff44800000032'
			dbmin -3000
			dbmax 3000
			dbvalue.0 0
			dbvalue.1 0
		}
	}
}
--endcollapse--


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

Module
zram
cuse
parport_pc
ppdev
bnep
rfcomm
bluetooth
coretemp
gpio_ich
gspca_pac207
gspca_main
videodev
snd_hda_codec_realtek
snd_hda_intel
snd_hda_codec
i915
snd_hwdep
snd_pcm
snd_page_alloc
snd_seq_midi
snd_seq_midi_event
snd_rawmidi
snd_seq
video
snd_seq_device
drm_kms_helper
microcode
snd_timer
drm
psmouse
snd
i2c_algo_bit
serio_raw
lpc_ich
soundcore
mac_hid
binfmt_misc
lp
parport
hid_generic
usbhid
hid
usb_storage
r8169
mii


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

/sys/class/sound/hwC0D0/init_pin_configs:
0x11 0x411111f0
0x12 0x99a30940
0x14 0x01014010
0x15 0x99130120
0x16 0x411111f0
0x17 0x411111f0
0x18 0x01a19830
0x19 0x02a19831
0x1a 0x0181303f
0x1b 0x0221401f
0x1c 0x411111f0
0x1d 0x4015c129
0x1e 0x411111f0
0x1f 0x411111f0

/sys/class/sound/hwC0D0/driver_pin_configs:

/sys/class/sound/hwC0D0/user_pin_configs:

/sys/class/sound/hwC0D0/init_verbs:

/sys/class/sound/hwC0D0/hints:


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

[   12.366786] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
[   12.367813] snd_hda_intel 0000:00:1b.0: irq 44 for MSI/MSI-X
[   12.462610] SKU: Nid=0x1d sku_cfg=0x4015c129
--
[   12.462999] realtek: Enabling init ASM_ID=0xc129 CODEC_ID=10ec0887
[   12.474709] input: HDA Intel Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input5
[   12.475350] input: HDA Intel Line Out as /devices/pci0000:00/0000:00:1b.0/sound/card0/input6
[   12.475861] input: HDA Intel Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input7
[   12.476412] input: HDA Intel Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
[   12.477407] input: HDA Intel Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[   12.726384] Linux video capture interface: v2.00
--
[   25.164517] Adding 254176k swap on /dev/zram1.  Priority:5 extents:1 across:254176k SSFS
[   55.018217] hda-intel: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj.
[  298.565980] perf samples too long (2512 > 2500), lowering kernel.perf_event_max_sample_rate to 50000