Greetings,
Having issues with SPDIF signal output from an Asus M3N78 PRO motherboard with Nvidia chipset and a Nvidia Quadro FX 1700 video card in Kubuntu. Onboard video is disabled in BIOS. Sound from SPDIF works fine with Nouveau drivers. Just had to unmute the SPDIF channel in alsamixer.

Problems start after installing Nvidia dirvers. No sound from SPDIF. Unmuted SPDIF, still no sound. Used VLC to play a video and set the audio output to "alsa" using "IEC958." Still no sound. However, if I switch to a terminal (Control-Alt-F1) sound can be heard through the SPDIF output. Switch back to "X" desktop (Control-Alt-F7) and sound stops. I've tried Ubuntu, Kubuntu and Xubuntu versions 12.04, 12.10, 13.04 and 13.10 with Nvidia drivers 304 to 319. Tried setting the default output to "IEC958" via .asoundrc. All have the same results.

Not sure how the video driver is affecting the sound. The sound driver is listed as snd_hda_intel with both video drivers. Any help would be greatly appreciate. Below are output results from "aplay -L" "amixer" and "lshw" for reference. As far as I can tell, they are identical except the mono channel is "Playback 19" with the Nouveau drivers and "Playback 18" with Nvidia's.
NOUVEAU drivers
:~$ aplay -L
default
Playback/recording through the PulseAudio sound server
sysdefault:CARD=NVidia
HDA NVidia, ALC1200 Analog
Default Audio Device
front:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Front speakers
surround40:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Digital
IEC958 (S/PDIF) Digital Audio Output
hdmi:CARD=NVidia,DEV=0
HDA NVidia, HDMI 0
HDMI Audio Output
dmix:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Direct sample mixing device
dmix:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Direct sample mixing device
dmix:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct sample mixing device
dsnoop:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Direct sample snooping device
dsnoop:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Direct sample snooping device
dsnoop:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct sample snooping device
hw:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Direct hardware device without any conversions
hw:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Direct hardware device without any conversions
hw:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct hardware device without any conversions
plughw:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Hardware device with all software conversions
plughw:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Hardware device with all software conversions
plughw:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Hardware device with all software conversions

:~$ amixer
Simple mixer control 'Master',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined
Playback channels: Mono
Limits: Playback 0 - 31
Mono: Playback 19 [61%] [-18.00dB] [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 '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
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 '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 'Side',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 'Line',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 '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 'IEC958',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'IEC958 Default PCM',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'IEC958',1
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
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 17 [55%] [9.00dB] [on]
Front Right: Capture 17 [55%] [9.00dB] [on]
Simple mixer control 'Capture',1
Capabilities: cvolume cswitch
Capture channels: Front Left - Front Right
Limits: Capture 0 - 31
Front Left: Capture 0 [0%] [-16.50dB] [off]
Front Right: Capture 0 [0%] [-16.50dB] [off]
Simple mixer control 'Input Source',0
Capabilities: cenum
Items: 'Front Mic' 'Rear Mic' 'Line'
Item0: 'Front Mic'
Simple mixer control 'Input Source',1
Capabilities: cenum
Items: 'Front Mic' 'Rear Mic' 'Line'
Item0: 'Front Mic'
Simple mixer control 'Rear Mic',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 '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]

:~$ sudo lshw
media
description: Desktop Computer
product: System Product Name ()
vendor: System manufacturer
version: System Version
serial: System Serial Number
width: 64 bits
capabilities: smbios-2.5 dmi-2.5 vsyscall32
configuration: boot=normal chassis=desktop uuid=A0BB001E-8C00-01CD-2B45-00248C5142DE
*-core
description: Motherboard
product: M3N78 PRO
vendor: ASUSTeK Computer INC.
physical id: 0
version: 1.XX
serial: MS1C92BJCC01917
*-firmware
description: BIOS
vendor: Phoenix Technologies, LTD
physical id: 0
version: ASUS M3N78 PRO ACPI BIOS Revision 0701
date: 01/06/2009
size: 128KiB
capacity: 960KiB
capabilities: pci pnp apm upgrade shadowing cdboot bootselect socketedrom edd int13floppy360 int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer int10video acpi usb ls120boot zipboot biosbootspecification
*-cpu
description: CPU
product: AMD Phenom(tm) II X4 940 Processor
vendor: Advanced Micro Devices [AMD]
physical id: 3
bus info: cpu@0
version: AMD Phenom(tm) II X4 940 Processor
slot: Socket AM2
size: 800MHz
capacity: 3700MHz
width: 64 bits
clock: 200MHz
capabilities: x86-64 fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save cpufreq
configuration: cores=2 enabledcores=2 threads=2
*-cache:0
description: L1 cache
physical id: 5
slot: L1 Cache
size: 256KiB
capacity: 256KiB
capabilities: synchronous internal write-back data
*-cache:1
description: L2 cache
physical id: 6
slot: L2 Cache
size: 1MiB
capacity: 1MiB
capabilities: synchronous internal write-back unified
*-multimedia
description: Audio device
product: MCP72XE/MCP72P/MCP78U/MCP78S High Definition Audio
vendor: NVIDIA Corporation
physical id: 7
bus info: pci@0000:00:07.0
version: a1
width: 32 bits
clock: 66MHz
capabilities: pm msi ht bus_master cap_list
configuration: driver=snd_hda_intel latency=0 maxlatency=5 mingnt=2
resources: irq:21 memory:fe020000-fe023fff
*-pci:0
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Bridge
vendor: NVIDIA Corporation
physical id: 8
bus info: pci@0000:00:08.0
version: a1
width: 32 bits
clock: 66MHz
capabilities: pci ht subtractive_decode bus_master cap_list
resources: ioport:c000(size=12288) memory:fde00000-fdefffff memory:fdd00000-fddfffff
*-storage:0
description: RAID bus controller
product: SiI 3114 [SATALink/SATARaid] Serial ATA Controller
vendor: Silicon Image, Inc.
physical id: 8
bus info: pci@0000:01:08.0
version: 02
width: 32 bits
clock: 66MHz
capabilities: storage pm bus_master cap_list rom
configuration: driver=sata_sil latency=32
resources: irq:16 ioport:ec00(size=8) ioport:e800(size=4) ioport:e400(size=8) ioport:e000(size=4) ioport:dc00(size=16) memory:fdeff000-fdeff3ff memory:fde00000-fde7ffff
*-firewire
description: FireWire (IEEE 1394)
product: FW322/323 [TrueFire] 1394a Controller
vendor: LSI Corporation
physical id: a
bus info: pci@0000:01:0a.0
version: 70
width: 32 bits
clock: 33MHz
capabilities: pm ohci bus_master cap_list
configuration: driver=firewire_ohci latency=32 maxlatency=24 mingnt=12
resources: irq:19 memory:fdefe000-fdefefff
*-storage:1
description: RAID bus controller
product: SiI 3114 [SATALink/SATARaid] Serial ATA Controller
vendor: Silicon Image, Inc.
physical id: b
bus info: pci@0000:01:0b.0
version: 02
width: 32 bits
clock: 66MHz
capabilities: storage pm bus_master cap_list rom
configuration: driver=sata_sil latency=32
resources: irq:18 ioport:d800(size=8) ioport:d400(size=4) ioport:d000(size=8) ioport:cc00(size=4) ioport:c800(size=16) memory:fdefd000-fdefd3ff memory:fdd00000-fdd7ffff
*-ide:1
description: IDE interface
product: MCP78S [GeForce 8200] SATA Controller (non-AHCI mode)
vendor: NVIDIA Corporation
physical id: 9
bus info: pci@0000:00:09.0
version: a2
width: 32 bits
clock: 66MHz
capabilities: ide pm msi ht bus_master cap_list
configuration: driver=ahci latency=0 maxlatency=1 mingnt=3
resources: irq:40 ioport:9f0(size=8) ioport:bf0(size=4) ioport:970(size=8) ioport:b70(size=4) ioport:f700(size=16) memory:fe026000-fe027fff
*-network
description: Ethernet interface
product: MCP77 Ethernet
vendor: NVIDIA Corporation
physical id: a
bus info: pci@0000:00:0a.0
logical name: eth0
version: a2
serial: 00:24:8c:51:42:de
capacity: 1Gbit/s
width: 32 bits
clock: 66MHz
capabilities: pm msi ht bus_master cap_list ethernet physical mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=forcedeth driverversion=0.64 latency=0 link=no maxlatency=20 mingnt=1 multicast=yes port=MII
resources: irq:41 memory:fe02b000-fe02bfff ioport:f600(size=8) memory:fe02a000-fe02a0ff memory:fe029000-fe02900f
*-pci:1
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Express Bridge
vendor: NVIDIA Corporation
physical id: 10
bus info: pci@0000:00:10.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:b000(size=4096) memory:f8000000-fbffffff ioport:e0000000(size=268435456)
*-display
description: VGA compatible controller
product: G84GL [Quadro FX 1700]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:02:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nouveau latency=0
resources: irq:16 memory:fa000000-faffffff memory:e0000000-efffffff memory:f8000000-f9ffffff ioport:bc00(size=128) memory:fbfe0000-fbffffff
*-pci:2
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Express Bridge
vendor: NVIDIA Corporation
physical id: 12
bus info: pci@0000:00:12.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:a000(size=4096) memory:fdc00000-fdcfffff ioport:fdb00000(size=1048576)
*-pci:3
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Bridge
vendor: NVIDIA Corporation
physical id: 13
bus info: pci@0000:00:13.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:9000(size=4096) memory:fda00000-fdafffff ioport:fd900000(size=1048576)
*-pci:4
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Bridge
vendor: NVIDIA Corporation
physical id: 14
bus info: pci@0000:00:14.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:8000(size=4096) memory:fd800000-fd8fffff ioport:fd700000(size=1048576)
*-pci:5
description: Host bridge
product: Family 10h Processor HyperTransport Configuration
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 100
bus info: pci@0000:00:18.0
version: 00
width: 32 bits
clock: 33MHz
*-pci:6
description: Host bridge
product: Family 10h Processor Address Map
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 101
bus info: pci@0000:00:18.1
version: 00
width: 32 bits
clock: 33MHz
*-pci:7
description: Host bridge
product: Family 10h Processor DRAM Controller
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 102
bus info: pci@0000:00:18.2
version: 00
width: 32 bits
clock: 33MHz
*-pci:8
description: Host bridge
product: Family 10h Processor Miscellaneous Control
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 103
bus info: pci@0000:00:18.3
version: 00
width: 32 bits
clock: 33MHz
*-pci:9
description: Host bridge
product: Family 10h Processor Link Control
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 104
bus info: pci@0000:00:18.4
version: 00
width: 32 bits
clock: 33MHz




NVIDIA Drivers
:~$ aplay -L
default
Playback/recording through the PulseAudio sound server
sysdefault:CARD=NVidia
HDA NVidia, ALC1200 Analog
Default Audio Device
front:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Front speakers
surround40:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Digital
IEC958 (S/PDIF) Digital Audio Output
hdmi:CARD=NVidia,DEV=0
HDA NVidia, HDMI 0
HDMI Audio Output
dmix:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Direct sample mixing device
dmix:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Direct sample mixing device
dmix:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct sample mixing device
dsnoop:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Direct sample snooping device
dsnoop:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Direct sample snooping device
dsnoop:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct sample snooping device
hw:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Direct hardware device without any conversions
hw:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Direct hardware device without any conversions
hw:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Direct hardware device without any conversions
plughw:CARD=NVidia,DEV=0
HDA NVidia, ALC1200 Analog
Hardware device with all software conversions
plughw:CARD=NVidia,DEV=1
HDA NVidia, ALC1200 Digital
Hardware device with all software conversions
plughw:CARD=NVidia,DEV=3
HDA NVidia, HDMI 0
Hardware device with all software conversions

:~$ amixer
Simple mixer control 'Master',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined
Playback channels: Mono
Limits: Playback 0 - 31
Mono: Playback 18 [58%] [-19.50dB] [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 '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
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 '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 'Side',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 'Line',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 '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 'IEC958',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'IEC958 Default PCM',0
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [on]
Simple mixer control 'IEC958',1
Capabilities: pswitch pswitch-joined
Playback channels: Mono
Mono: Playback [off]
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 17 [55%] [9.00dB] [on]
Front Right: Capture 17 [55%] [9.00dB] [on]
Simple mixer control 'Capture',1
Capabilities: cvolume cswitch
Capture channels: Front Left - Front Right
Limits: Capture 0 - 31
Front Left: Capture 0 [0%] [-16.50dB] [off]
Front Right: Capture 0 [0%] [-16.50dB] [off]
Simple mixer control 'Input Source',0
Capabilities: cenum
Items: 'Front Mic' 'Rear Mic' 'Line'
Item0: 'Front Mic'
Simple mixer control 'Input Source',1
Capabilities: cenum
Items: 'Front Mic' 'Rear Mic' 'Line'
Item0: 'Front Mic'
Simple mixer control 'Rear Mic',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 '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]

:~$ sudo lshw
media
description: Desktop Computer
product: System Product Name ()
vendor: System manufacturer
version: System Version
serial: System Serial Number
width: 64 bits
capabilities: smbios-2.5 dmi-2.5 vsyscall32
configuration: boot=normal chassis=desktop uuid=A0BB001E-8C00-01CD-2B45-00248C5142DE
*-core
description: Motherboard
product: M3N78 PRO
vendor: ASUSTeK Computer INC.
physical id: 0
version: 1.XX
serial: MS1C92BJCC01917
*-firmware
description: BIOS
vendor: Phoenix Technologies, LTD
physical id: 0
version: ASUS M3N78 PRO ACPI BIOS Revision 0701
date: 01/06/2009
size: 128KiB
capacity: 960KiB
capabilities: pci pnp apm upgrade shadowing cdboot bootselect socketedrom edd int13floppy360 int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer int10video acpi usb ls120boot zipboot biosbootspecification
*-cpu
description: CPU
product: AMD Phenom(tm) II X4 940 Processor
vendor: Advanced Micro Devices [AMD]
physical id: 3
bus info: cpu@0
version: AMD Phenom(tm) II X4 940 Processor
slot: Socket AM2
size: 3GHz
capacity: 3700MHz
width: 64 bits
clock: 200MHz
capabilities: x86-64 fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save cpufreq
configuration: cores=2 enabledcores=2 threads=2
*-cache:0
description: L1 cache
physical id: 5
slot: L1 Cache
size: 256KiB
capacity: 256KiB
capabilities: synchronous internal write-back data
*-cache:1
description: L2 cache
physical id: 6
slot: L2 Cache
size: 1MiB
capacity: 1MiB
capabilities: synchronous internal write-back unified
*-multimedia
description: Audio device
product: MCP72XE/MCP72P/MCP78U/MCP78S High Definition Audio
vendor: NVIDIA Corporation
physical id: 7
bus info: pci@0000:00:07.0
version: a1
width: 32 bits
clock: 66MHz
capabilities: pm msi ht bus_master cap_list
configuration: driver=snd_hda_intel latency=0 maxlatency=5 mingnt=2
resources: irq:21 memory:fe020000-fe023fff
*-pci:0
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Bridge
vendor: NVIDIA Corporation
physical id: 8
bus info: pci@0000:00:08.0
version: a1
width: 32 bits
clock: 66MHz
capabilities: pci ht subtractive_decode bus_master cap_list
resources: ioport:c000(size=12288) memory:fde00000-fdefffff memory:fdd00000-fddfffff
*-storage:0
description: RAID bus controller
product: SiI 3114 [SATALink/SATARaid] Serial ATA Controller
vendor: Silicon Image, Inc.
physical id: 8
bus info: pci@0000:01:08.0
version: 02
width: 32 bits
clock: 66MHz
capabilities: storage pm bus_master cap_list rom
configuration: driver=sata_sil latency=32
resources: irq:16 ioport:ec00(size=8) ioport:e800(size=4) ioport:e400(size=8) ioport:e000(size=4) ioport:dc00(size=16) memory:fdeff000-fdeff3ff memory:fde00000-fde7ffff
*-firewire
description: FireWire (IEEE 1394)
product: FW322/323 [TrueFire] 1394a Controller
vendor: LSI Corporation
physical id: a
bus info: pci@0000:01:0a.0
version: 70
width: 32 bits
clock: 33MHz
capabilities: pm ohci bus_master cap_list
configuration: driver=firewire_ohci latency=32 maxlatency=24 mingnt=12
resources: irq:19 memory:fdefe000-fdefefff
*-storage:1
description: RAID bus controller
product: SiI 3114 [SATALink/SATARaid] Serial ATA Controller
vendor: Silicon Image, Inc.
physical id: b
bus info: pci@0000:01:0b.0
version: 02
width: 32 bits
clock: 66MHz
capabilities: storage pm bus_master cap_list rom
configuration: driver=sata_sil latency=32
resources: irq:18 ioport:d800(size=8) ioport:d400(size=4) ioport:d000(size=8) ioport:cc00(size=4) ioport:c800(size=16) memory:fdefd000-fdefd3ff memory:fdd00000-fdd7ffff
*-ide:1
description: IDE interface
product: MCP78S [GeForce 8200] SATA Controller (non-AHCI mode)
vendor: NVIDIA Corporation
physical id: 9
bus info: pci@0000:00:09.0
version: a2
width: 32 bits
clock: 66MHz
capabilities: ide pm msi ht bus_master cap_list
configuration: driver=ahci latency=0 maxlatency=1 mingnt=3
resources: irq:40 ioport:9f0(size=8) ioport:bf0(size=4) ioport:970(size=8) ioport:b70(size=4) ioport:f700(size=16) memory:fe026000-fe027fff
*-network
description: Ethernet interface
product: MCP77 Ethernet
vendor: NVIDIA Corporation
physical id: a
bus info: pci@0000:00:0a.0
logical name: eth0
version: a2
serial: 00:24:8c:51:42:de
capacity: 1Gbit/s
width: 32 bits
clock: 66MHz
capabilities: pm msi ht bus_master cap_list ethernet physical mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=forcedeth driverversion=0.64 latency=0 link=no maxlatency=20 mingnt=1 multicast=yes port=MII
resources: irq:41 memory:fe02b000-fe02bfff ioport:f600(size=8) memory:fe02a000-fe02a0ff memory:fe029000-fe02900f
*-pci:1
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Express Bridge
vendor: NVIDIA Corporation
physical id: 10
bus info: pci@0000:00:10.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:b000(size=4096) memory:f8000000-fbffffff ioport:e0000000(size=268435456)
*-display
description: VGA compatible controller
product: G84GL [Quadro FX 1700]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:02:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nvidia latency=0
resources: irq:16 memory:fa000000-faffffff memory:e0000000-efffffff memory:f8000000-f9ffffff ioport:bc00(size=128) memory:fbfe0000-fbffffff
*-pci:2
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Express Bridge
vendor: NVIDIA Corporation
physical id: 12
bus info: pci@0000:00:12.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:a000(size=4096) memory:fdc00000-fdcfffff ioport:fdb00000(size=1048576)
*-pci:3
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Bridge
vendor: NVIDIA Corporation
physical id: 13
bus info: pci@0000:00:13.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:9000(size=4096) memory:fda00000-fdafffff ioport:fd900000(size=1048576)
*-pci:4
description: PCI bridge
product: MCP78S [GeForce 8200] PCI Bridge
vendor: NVIDIA Corporation
physical id: 14
bus info: pci@0000:00:14.0
version: a1
width: 32 bits
clock: 33MHz
capabilities: pci pm msi ht pciexpress normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:8000(size=4096) memory:fd800000-fd8fffff ioport:fd700000(size=1048576)
*-pci:5
description: Host bridge
product: Family 10h Processor HyperTransport Configuration
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 100
bus info: pci@0000:00:18.0
version: 00
width: 32 bits
clock: 33MHz
*-pci:6
description: Host bridge
product: Family 10h Processor Address Map
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 101
bus info: pci@0000:00:18.1
version: 00
width: 32 bits
clock: 33MHz
*-pci:7
description: Host bridge
product: Family 10h Processor DRAM Controller
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 102
bus info: pci@0000:00:18.2
version: 00
width: 32 bits
clock: 33MHz
*-pci:8
description: Host bridge
product: Family 10h Processor Miscellaneous Control
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 103
bus info: pci@0000:00:18.3
version: 00
width: 32 bits
clock: 33MHz
*-pci:9
description: Host bridge
product: Family 10h Processor Link Control
vendor: Advanced Micro Devices, Inc. [AMD]
physical id: 104
bus info: pci@0000:00:18.4
version: 00
width: 32 bits
clock: 33MHz