1. administrator@MediaCenter:~$ uname -r; cat /proc/asound/version
  2. 3.13.0-85-generic
  3. Advanced Linux Sound Architecture Driver Version k3.13.0-85-generic.
  5. administrator@MediaCenter:~$ echo "Sound cards recognized by the system:"; lspci -nn | grep --color=none '\[04[80][13]\]'; echo "Sound cards recognized by ALSA:"; lspci -nn | grep '\[04[80][13]\]' | while read line; do lspci -nnk | grep -A 3 '\[04[80][13]\]' | grep -e 'Kernel modules: ..*' -e '\[04[80][13]\]' | grep --color=none -F "$line"; done; echo "Sound cards recognized by ALSA, and activated:"; lspci -nn | grep '\[04[80][13]\]' | while read line; do lspci -nnk | grep -A 3 '\[04[80][13]\]' | grep -e 'Kernel drivers in use: ..*' -e '\[04[80][13]\]' | grep --color=none -F "$line"; done
  6. Sound cards recognized by the system:
  7. 00:1b.0 Audio device [0403]: Intel Corporation NM10/ICH7 Family High Definition Audio Controller [8086:27d8] (rev 02)
  8. 02:00.1 Audio device [0403]: NVIDIA Corporation High Definition Audio Controller [10de:0be3] (rev a1)
  9. Sound cards recognized by ALSA:
  10. 00:1b.0 Audio device [0403]: Intel Corporation NM10/ICH7 Family High Definition Audio Controller [8086:27d8] (rev 02)
  11. 02:00.1 Audio device [0403]: NVIDIA Corporation High Definition Audio Controller [10de:0be3] (rev a1)
  12. Sound cards recognized by ALSA, and activated:
  13. 00:1b.0 Audio device [0403]: Intel Corporation NM10/ICH7 Family High Definition Audio Controller [8086:27d8] (rev 02)
  14. 02:00.1 Audio device [0403]: NVIDIA Corporation High Definition Audio Controller [10de:0be3] (rev a1)
  18. administrator@MediaCenter:~$ aplay -l
  19. **** List of PLAYBACK Hardware Devices ****
  20. card 0: Intel [HDA Intel], device 0: ALC662 rev1 Analog [ALC662 rev1 Analog]
  21. Subdevices: 1/1
  22. Subdevice #0: subdevice #0
  23. card 0: Intel [HDA Intel], device 1: ALC662 rev1 Digital [ALC662 rev1 Digital]
  24. Subdevices: 1/1
  25. Subdevice #0: subdevice #0
  26. card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
  27. Subdevices: 0/1
  28. Subdevice #0: subdevice #0
  32. administrator@MediaCenter:~$ aplay -L
  33. null
  34. Discard all samples (playback) or generate zero samples (capture)
  35. default
  36. sysdefault:CARD=Intel
  37. HDA Intel, ALC662 rev1 Analog
  38. Default Audio Device
  39. front:CARD=Intel,DEV=0
  40. HDA Intel, ALC662 rev1 Analog
  41. Front speakers
  42. surround40:CARD=Intel,DEV=0
  43. HDA Intel, ALC662 rev1 Analog
  44. 4.0 Surround output to Front and Rear speakers
  45. surround41:CARD=Intel,DEV=0
  46. HDA Intel, ALC662 rev1 Analog
  47. 4.1 Surround output to Front, Rear and Subwoofer speakers
  48. surround50:CARD=Intel,DEV=0
  49. HDA Intel, ALC662 rev1 Analog
  50. 5.0 Surround output to Front, Center and Rear speakers
  51. surround51:CARD=Intel,DEV=0
  52. HDA Intel, ALC662 rev1 Analog
  53. 5.1 Surround output to Front, Center, Rear and Subwoofer speakers
  54. surround71:CARD=Intel,DEV=0
  55. HDA Intel, ALC662 rev1 Analog
  56. 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
  57. iec958:CARD=Intel,DEV=0
  58. HDA Intel, ALC662 rev1 Digital
  59. IEC958 (S/PDIF) Digital Audio Output
  60. dmix:CARD=Intel,DEV=0
  61. HDA Intel, ALC662 rev1 Analog
  62. Direct sample mixing device
  63. dmix:CARD=Intel,DEV=1
  64. HDA Intel, ALC662 rev1 Digital
  65. Direct sample mixing device
  66. dsnoop:CARD=Intel,DEV=0
  67. HDA Intel, ALC662 rev1 Analog
  68. Direct sample snooping device
  69. dsnoop:CARD=Intel,DEV=1
  70. HDA Intel, ALC662 rev1 Digital
  71. Direct sample snooping device
  72. hw:CARD=Intel,DEV=0
  73. HDA Intel, ALC662 rev1 Analog
  74. Direct hardware device without any conversions
  75. hw:CARD=Intel,DEV=1
  76. HDA Intel, ALC662 rev1 Digital
  77. Direct hardware device without any conversions
  78. plughw:CARD=Intel,DEV=0
  79. HDA Intel, ALC662 rev1 Analog
  80. Hardware device with all software conversions
  81. plughw:CARD=Intel,DEV=1
  82. HDA Intel, ALC662 rev1 Digital
  83. Hardware device with all software conversions
  84. hdmi:CARD=NVidia,DEV=0
  85. HDA NVidia, HDMI 0
  86. HDMI Audio Output
  87. dmix:CARD=NVidia,DEV=3
  88. HDA NVidia, HDMI 0
  89. Direct sample mixing device
  90. dsnoop:CARD=NVidia,DEV=3
  91. HDA NVidia, HDMI 0
  92. Direct sample snooping device
  93. hw:CARD=NVidia,DEV=3
  94. HDA NVidia, HDMI 0
  95. Direct hardware device without any conversions
  96. plughw:CARD=NVidia,DEV=3
  97. HDA NVidia, HDMI 0
  98. Hardware device with all software conversions

Audio problems with Ubuntu audio