seem only support 48000Hz but pulseaudio seem using 44100Hz you may need to file upstream bug report
index: 2 name: <alsa_output.pci-0000_00_09.0.hdmi-stereo> driver: <module-alsa-card.c> flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY state: SUSPENDED suspend cause: IDLE priority: 9950 volume: 0: 100% 1: 100% 0: 0.00 dB 1: 0.00 dB balance 0.00 base volume: 100% 0.00 dB volume steps: 65537 muted: no current latency: 0.00 ms max request: 0 KiB max rewind: 0 KiB monitor source: 3 sample spec: s16le 2ch 44100Hz channel map: front-left,front-right Stereo used by: 0 linked by: 0 configured latency: 0.00 ms; range is 4.00 .. 371.52 ms card: 0 <alsa_card.pci-0000_00_09.0> module: 5 properties: alsa.resolution_bits = "16" device.api = "alsa" device.class = "sound" alsa.class = "generic" alsa.subclass = "generic-mix" alsa.name = "HDMI 0" alsa.id = "HDMI 0" alsa.subdevice = "0" alsa.subdevice_name = "subdevice #0" alsa.device = "3" alsa.card = "0" alsa.card_name = "HDA NVidia" alsa.long_card_name = "HDA NVidia at 0xfeaf8000 irq 23" alsa.driver_name = "snd_hda_intel" device.bus_path = "pci-0000:00:09.0" sysfs.path = "/devices/pci0000:00/0000:00:09.0/sound/card0" device.bus = "pci" device.vendor.id = "10de" device.vendor.name = "NVIDIA Corporation" device.product.id = "07fc" device.product.name = "MCP73 High Definition Audio" device.form_factor = "internal" device.string = "hdmi:0" device.buffering.buffer_size = "65536" device.buffering.fragment_size = "32768" device.access_mode = "mmap+timer" device.profile.name = "hdmi-stereo" device.profile.description = "Digital Stereo (HDMI)" device.description = "Built-in Audio Digital Stereo (HDMI)" alsa.mixer_name = "Nvidia MCP73 HDMI" alsa.components = "HDA:10ec0888,10250158,00100202 HDA:10de8001,10de0101,00100000" module-udev-detect.discovered = "1" device.icon_name = "audio-card-pci" ports: hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: unknown) properties: device.icon_name = "video-display" active port: <hdmi-output-0> Codec: Nvidia MCP73 HDMI Address: 3 AFG Function Id: 0x1 (unsol 0) Vendor Id: 0x10de8001 Subsystem Id: 0x10de0101 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 State of AFG node 0x01: Power states: D0 D1 D2 D3 Power: setting=D0, actual=D0 GPIO: io=0, o=0, i=0, unsolicited=0, wake=0 Node 0x04 [Audio Output] wcaps 0x211: Stereo Digital 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 Device: name="HDMI 0", type="HDMI", device=3 Converter: stream=0, channel=0 Digital: Enabled Digital category: 0x0 IEC Coding Type: 0x0 PCM: rates [0x40]: 48000 bits [0x2]: 16 formats [0x5]: PCM AC3 Node 0x05 [Pin Complex] wcaps 0x400381: Stereo Digital Control: name="HDMI/DP,pcm=3 Phantom Jack", index=0, device=0 Pincap 0x00000014: OUT Detect Pin Default 0x185601f0: [Jack] Digital Out at Int HDMI Conn = Digital, Color = Unknown DefAssociation = 0xf, Sequence = 0x0 Misc = NO_PRESENCE Pin-ctls: 0x40: OUT Unsolicited: tag=00, enabled=0 Connection: 1 0x04 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1406714 Title: [Aspire X1800, Nvidia MCP73 HDMI, Digital Out, HDMI] No sound at all Status in alsa-driver package in Ubuntu: New Bug description: 00:09.0 Audio device: NVIDIA Corporation MCP73 High Definition Audio (rev a1) Subsystem: Acer Incorporated [ALI] Device 0158 Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 23 Memory at feaf8000 (32-bit, non-prefetchable) [size=16K] Capabilities: [44] Power Management version 2 Capabilities: [50] MSI: Enable- Count=1/1 Maskable+ 64bit+ Kernel driver in use: snd_hda_intel ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: alsa-base 1.0.25+dfsg-0ubuntu4 ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4 Uname: Linux 3.13.0-32-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: marco 1328 F.... pulseaudio CurrentDesktop: Unity Date: Wed Dec 31 01:23:27 2014 InstallationDate: Installed on 2014-12-31 (0 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) PackageArchitecture: all ProcEnviron: LANGUAGE=en_CA:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_CA.UTF-8 SHELL=/bin/bash SourcePackage: alsa-driver Symptom: audio Symptom_AlsaPlaybackTest: ALSA playback test through plughw:NVidia failed Symptom_Card: Built-in Audio - HDA NVidia Symptom_DevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: marco 1328 F.... pulseaudio Symptom_Jack: Digital Out, HDMI Symptom_Type: No sound at all Title: [Aspire X1800, Nvidia MCP73 HDMI, Digital Out, HDMI] No sound at all UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 10/14/2009 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: P01-A4 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: Aspire X1800 dmi.board.vendor: Acer dmi.chassis.type: 3 dmi.chassis.vendor: Acer dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP01-A4:bd10/14/2009:svnAcer:pnAspireX1800:pvr:rvnAcer:rnAspireX1800:rvr:cvnAcer:ct3:cvr: dmi.product.name: Aspire X1800 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1406714/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp