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#1 2013-10-23 02:30:09

wilberfan
Member
From: So. Cal
Registered: 2010-12-18
Posts: 264

Keyboard Volume Keys Killed Audio

This will probably be hopelessly vague, but my up-to-date KDE arch install had perfectly working sound--until I muted it today by using the mute key on my keyboard.  I  haven't been able to hear anything since...

It's a pulseaudio-alsa setup.  I've checked every mixer I can find to make sure nothing is muted. 

No sound from anything--browsers, VLC, speaker-test...

I'm baffled...

What can I check to see what the problem might be..?

Last edited by wilberfan (2013-10-23 02:30:49)


Hey, be nice...I'm new at this!

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#2 2013-10-23 03:15:58

WonderWoofy
Member
From: Los Gatos, CA
Registered: 2012-05-19
Posts: 8,414

Re: Keyboard Volume Keys Killed Audio

Can you unmute it from either alsamixer or possibly with something like pavucontrol or even pacmd?

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#3 2013-10-23 04:28:43

wilberfan
Member
From: So. Cal
Registered: 2010-12-18
Posts: 264

Re: Keyboard Volume Keys Killed Audio

Both alsamixer & pavucontrol showed nothing muted.    Don't know what pacmd is (yet).


Hey, be nice...I'm new at this!

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#4 2013-10-23 04:37:19

ewaller
Administrator
From: Pasadena, CA
Registered: 2009-07-13
Posts: 20,601

Re: Keyboard Volume Keys Killed Audio

Can you post the output of:
aplay -Ll   (that is an uppercase L followed by a lowercase L)
pactl --stat


Nothing is too wonderful to be true, if it be consistent with the laws of nature -- Michael Faraday
The shortest way to ruin a country is to give power to demagogues.— Dionysius of Halicarnassus
---
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#5 2013-10-23 15:07:03

wilberfan
Member
From: So. Cal
Registered: 2010-12-18
Posts: 264

Re: Keyboard Volume Keys Killed Audio

ewaller wrote:

Can you post the output of:
aplay -Ll   (that is an uppercase L followed by a lowercase L)
pactl --stat

Appreciate the help!

$ aplay -Ll
null
    Discard all samples (playback) or generate zero samples (capture)
pulse
    PulseAudio Sound Server
default
    Default ALSA Output (currently PulseAudio Sound Server)
sysdefault:CARD=PCH
    HDA Intel PCH, ALC892 Analog
    Default Audio Device
front:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Analog
    Front speakers
surround40:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Analog
    4.0 Surround output to Front and Rear speakers
surround41:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Analog
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Analog
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Analog
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Analog
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=PCH,DEV=0
    HDA Intel PCH, ALC892 Digital
    IEC958 (S/PDIF) Digital Audio Output
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 Analog]
  Subdevices: 0/1
  Subdevice #0: subdevice #0
card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
$ pactl --stat
pactl: unrecognized option '--stat'
[wilberfan@arch64 ~]$ pactl stat
Currently in use: 281 blocks containing 1.2 MiB bytes total.
Allocated during whole lifetime: 41017 blocks containing 130.4 MiB bytes total.
Sample cache size: 0 B
Server String: unix:/run/user/1000/pulse/native
Library Protocol Version: 28
Server Protocol Version: 28
Is Local: yes
Client Index: 10
Tile Size: 65472
User Name: wilberfan
Host Name: arch64
Server Name: pulseaudio
Server Version: 4.0
Default Sample Specification: s16le 2ch 44100Hz
Default Channel Map: front-left,front-right
Default Sink: alsa_output.pci-0000_00_1b.0.analog-stereo
Default Source: alsa_input.pci-0000_00_1b.0.analog-stereo
Cookie: aab9:bad6

Here's some output from pacmd:

>>> info
Memory blocks currently allocated: 283, size: 1.2 MiB.
Memory blocks allocated during the whole lifetime: 74890, size: 253.2 MiB.
Memory blocks imported from other processes: 92, size: 828.0 KiB.
Memory blocks exported to other processes: 0, size: 0 B.
Total sample cache size: 0 B.
Default sample spec: s16le 2ch 44100Hz
Default channel map: front-left,front-right
Default sink name: alsa_output.pci-0000_00_1b.0.analog-stereo
Default source name: alsa_input.pci-0000_00_1b.0.analog-stereo
Memory blocks of type POOL: 191 allocated/34404 accumulated.
Memory blocks of type POOL_EXTERNAL: 0 allocated/0 accumulated.
Memory blocks of type APPENDED: 0 allocated/0 accumulated.
Memory blocks of type USER: 0 allocated/0 accumulated.
Memory blocks of type FIXED: 0 allocated/25942 accumulated.
Memory blocks of type IMPORTED: 92 allocated/14544 accumulated.
29 module(s) loaded.
    index: 0
        name: <module-device-restore>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Automatically restore the volume/mute state of devices"
                module.version = "4.0"
    index: 1
        name: <module-stream-restore>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Automatically restore the volume/mute/device state of streams"
                module.version = "4.0"
    index: 2
        name: <module-card-restore>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Automatically restore profile of cards"
                module.version = "4.0"
    index: 3
        name: <module-augment-properties>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Augment the property sets of streams with additional static information"
                module.version = "4.0"
    index: 4
        name: <module-switch-on-port-available>
        argument: <>
        used: -1
        load once: no
        properties:

    index: 5
        name: <module-alsa-card>
        argument: <device_id="0" name="pci-0000_00_1b.0" card_name="alsa_card.pci-0000_00_1b.0" namereg_fail=false tsched=yes fixed_latency_range=no ignore_dB=no deferred_volume=yes use_ucm=yes card_properties="module-udev-detect.discovered=1">
        used: 1
        load once: no
        properties:
                module.author = "Lennart Poettering"
                module.description = "ALSA Card"
                module.version = "4.0"
    index: 6
        name: <module-udev-detect>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Detect available audio hardware and load matching drivers"
                module.version = "4.0"
    index: 7
        name: <module-jackdbus-detect>
        argument: <channels=2>
        used: -1
        load once: yes
        properties:
                module.author = "David Henningsson"
                module.description = "Adds JACK sink/source ports when JACK is started"
                module.version = "4.0"
    index: 8
        name: <module-bluetooth-policy>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Frédéric Dalleau"
                module.description = "When a bluetooth sink or source is added, load module-loopback"
                module.version = "4.0"
    index: 9
        name: <module-bluetooth-discover>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Joao Paulo Rechi Vita"
                module.description = "Detect available bluetooth audio devices and load bluetooth audio drivers"
                module.version = "4.0"
    index: 10
        name: <module-esound-protocol-unix>
        argument: <>
        used: -1
        load once: no
        properties:
                module.author = "Lennart Poettering"
                module.description = "ESOUND protocol (UNIX sockets)"
                module.version = "4.0"
    index: 11
        name: <module-native-protocol-unix>
        argument: <>
        used: -1
        load once: no
        properties:
                module.author = "Lennart Poettering"
                module.description = "Native protocol (UNIX sockets)"
                module.version = "4.0"
    index: 12
        name: <module-gconf>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "GConf Adapter"
                module.version = "4.0"
    index: 13
        name: <module-default-device-restore>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Automatically restore the default sink and source"
                module.version = "4.0"
    index: 14
        name: <module-rescue-streams>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "When a sink/source is removed, try to move their streams to the default sink/source"
                module.version = "4.0"
    index: 15
        name: <module-always-sink>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Colin Guthrie"
                module.description = "Always keeps at least one sink loaded even if it's a null one"
                module.version = "4.0"
    index: 16
        name: <module-intended-roles>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Automatically set device of streams based of intended roles of devices"
                module.version = "4.0"
    index: 17
        name: <module-suspend-on-idle>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "When a sink/source is idle for too long, suspend it"
                module.version = "4.0"
    index: 18
        name: <module-console-kit>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Create a client for each ConsoleKit session of this user"
                module.version = "4.0"
    index: 19
        name: <module-systemd-login>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Create a client for each login session of this user"
                module.version = "4.0"
    index: 20
        name: <module-position-event-sounds>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Position event sounds between L and R depending on the position on screen of the widget triggering them."
                module.version = "4.0"
    index: 21
        name: <module-role-cork>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Lennart Poettering"
                module.description = "Mute & cork streams with certain roles while others exist"
                module.version = "4.0"
    index: 22
        name: <module-filter-heuristics>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Colin Guthrie"
                module.description = "Detect when various filters are desirable"
                module.version = "4.0"
    index: 23
        name: <module-filter-apply>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Colin Guthrie"
                module.description = "Load filter sinks automatically when needed"
                module.version = "4.0"
    index: 24
        name: <module-dbus-protocol>
        argument: <>
        used: -1
        load once: yes
        properties:
                module.author = "Tanu Kaskinen"
                module.description = "D-Bus interface"
                module.version = "4.0"
    index: 25
        name: <module-x11-publish>
        argument: <display=:0>
        used: -1
        load once: no
        properties:
                module.author = "Lennart Poettering"
                module.description = "X11 credential publisher"
                module.version = "4.0"
    index: 26
        name: <module-device-manager>
        argument: <do_routing=1>
        used: -1
        load once: yes
        properties:
                module.author = "Colin Guthrie"
                module.description = "Keep track of devices (and their descriptions) both past and present and prioritise by role"
                module.version = "4.0"
    index: 27
        name: <module-x11-xsmp>
        argument: <display=:0 session_manager=local/arch64:@/tmp/.ICE-unix/508,unix/arch64:/tmp/.ICE-unix/508>
        used: -1
        load once: no
        properties:
                module.author = "Lennart Poettering"
                module.description = "X11 session management"
                module.version = "4.0"
    index: 28
        name: <module-cli-protocol-unix>
        argument: <>
        used: -1
        load once: no
        properties:
                module.author = "Lennart Poettering"
                module.description = "Command line interface protocol (UNIX sockets)"
                module.version = "4.0"
1 sink(s) available.
  * index: 0
        name: <alsa_output.pci-0000_00_1b.0.analog-stereo>
        driver: <module-alsa-card.c>
        flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY FLAT_VOLUME DYNAMIC_LATENCY
        state: RUNNING
        suspend cause: 
        priority: 9959
        volume: 0:  80% 1:  80%
                0: -5.81 dB 1: -5.81 dB
                balance 0.00
        base volume: 100%
                     0.00 dB
        volume steps: 65537
        muted: yes
        current latency: 32.63 ms
        max request: 6 KiB
        max rewind: 344 KiB
        monitor source: 0
        sample spec: s16le 2ch 44100Hz
        channel map: front-left,front-right
                     Stereo
        used by: 1
        linked by: 1
        configured latency: 40.00 ms; range is 0.50 .. 2000.00 ms
        card: 0 <alsa_card.pci-0000_00_1b.0>
        module: 5
        properties:
                alsa.resolution_bits = "16"
                device.api = "alsa"
                device.class = "sound"
                alsa.class = "generic"
                alsa.subclass = "generic-mix"
                alsa.name = "ALC892 Analog"
                alsa.id = "ALC892 Analog"
                alsa.subdevice = "0"
                alsa.subdevice_name = "subdevice #0"
                alsa.device = "0"
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xf9600000 irq 57"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1b.0"
                sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "1c20"
                device.product.name = "6 Series/C200 Series Chipset Family High Definition Audio Controller"
                device.form_factor = "internal"
                device.string = "front:0"
                device.buffering.buffer_size = "352800"
                device.buffering.fragment_size = "176400"
                device.access_mode = "mmap+timer"
                device.profile.name = "analog-stereo"
                device.profile.description = "Analog Stereo"
                device.description = "Built-in Audio Analog Stereo"
                alsa.mixer_name = "Realtek ALC892"
                alsa.components = "HDA:10ec0892,18498892,00100302"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        ports:
                analog-output: Analog Output (priority 9900, latency offset 0 usec, available: unknown)
                        properties:

                analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-headphones"
        active port: <analog-output>
2 source(s) available.
    index: 0
        name: <alsa_output.pci-0000_00_1b.0.analog-stereo.monitor>
        driver: <module-alsa-card.c>
        flags: DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
        state: IDLE
        suspend cause: 
        priority: 1950
        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 rewind: 344 KiB
        sample spec: s16le 2ch 44100Hz
        channel map: front-left,front-right
                     Stereo
        used by: 0
        linked by: 0
        configured latency: 2000.00 ms; range is 0.50 .. 2000.00 ms
        monitor_of: 0
        card: 0 <alsa_card.pci-0000_00_1b.0>
        module: 5
        properties:
                device.description = "Monitor of Built-in Audio Analog Stereo"
                device.class = "monitor"
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xf9600000 irq 57"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1b.0"
                sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "1c20"
                device.product.name = "6 Series/C200 Series Chipset Family High Definition Audio Controller"
                device.form_factor = "internal"
                device.string = "0"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
  * index: 1
        name: <alsa_input.pci-0000_00_1b.0.analog-stereo>
        driver: <module-alsa-card.c>
        flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
        state: SUSPENDED
        suspend cause: IDLE 
        priority: 9959
        volume: 0:  23% 1:  23%
                0: -38.00 dB 1: -38.00 dB
                balance 0.00
        base volume:  10%
                     -60.00 dB
        volume steps: 65537
        muted: no
        current latency: 0.00 ms
        max rewind: 0 KiB
        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 0.50 .. 2000.00 ms
        card: 0 <alsa_card.pci-0000_00_1b.0>
        module: 5
        properties:
                alsa.resolution_bits = "16"
                device.api = "alsa"
                device.class = "sound"
                alsa.class = "generic"
                alsa.subclass = "generic-mix"
                alsa.name = "ALC892 Analog"
                alsa.id = "ALC892 Analog"
                alsa.subdevice = "0"
                alsa.subdevice_name = "subdevice #0"
                alsa.device = "0"
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xf9600000 irq 57"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1b.0"
                sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "1c20"
                device.product.name = "6 Series/C200 Series Chipset Family High Definition Audio Controller"
                device.form_factor = "internal"
                device.string = "front:0"
                device.buffering.buffer_size = "352800"
                device.buffering.fragment_size = "176400"
                device.access_mode = "mmap+timer"
                device.profile.name = "analog-stereo"
                device.profile.description = "Analog Stereo"
                device.description = "Built-in Audio Analog Stereo"
                alsa.mixer_name = "Realtek ALC892"
                alsa.components = "HDA:10ec0892,18498892,00100302"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        ports:
                analog-input-microphone-front: Front Microphone (priority 8500, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-microphone-rear: Rear Microphone (priority 8200, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-linein: Line In (priority 8100, latency offset 0 usec, available: no)
                        properties:

        active port: <analog-input-microphone-front>
6 client(s) logged in.
    index: 0
        driver: <module-systemd-login.c>
        owner module: 19
        properties:
                application.name = "Login Session 1"
                systemd-login.session = "1"
    index: 4
        driver: <module-x11-xsmp.c>
        owner module: 27
        properties:
                application.name = "XSMP Session on KDE as 1097a66368000138254007000000005080021"
                xsmp.vendor = "KDE"
                xsmp.client.id = "1097a66368000138254007000000005080021"
    index: 5
        driver: <protocol-native.c>
        owner module: 11
        properties:
                application.name = "Chrome input"
                native-protocol.peer = "UNIX socket client"
                native-protocol.version = "28"
                application.process.id = "797"
                application.process.user = "wilberfan"
                application.process.host = "arch64"
                application.process.binary = "chromium"
                window.x11.display = ":0"
                application.language = "C"
                application.process.machine_id = "3259be90e35f33204efa2c4f00000418"
                application.process.session_id = "1"
                application.icon_name = "chromium"
    index: 6
        driver: <protocol-native.c>
        owner module: 11
        properties:
                application.name = "Chromium"
                native-protocol.peer = "UNIX socket client"
                native-protocol.version = "28"
                window.x11.display = ":0"
                window.x11.screen = "0"
                application.process.id = "797"
                application.process.user = "wilberfan"
                application.process.host = "arch64"
                application.process.binary = "chromium"
                application.language = "C"
                application.process.machine_id = "3259be90e35f33204efa2c4f00000418"
                application.process.session_id = "1"
                application.icon_name = "chromium"
    index: 8
        driver: <protocol-native.c>
        owner module: 11
        properties:
                application.name = "VLC media player (LibVLC 2.1.0)"
                native-protocol.peer = "UNIX socket client"
                native-protocol.version = "28"
                application.id = "org.VideoLAN.VLC"
                application.version = "2.1.0"
                application.icon_name = "vlc"
                application.language = "C"
                application.process.id = "1384"
                application.process.user = "wilberfan"
                application.process.host = "arch64"
                application.process.binary = "vlc"
                window.x11.display = ":0"
                application.process.machine_id = "3259be90e35f33204efa2c4f00000418"
                application.process.session_id = "1"
    index: 12
        driver: <cli.c>
        owner module: 28
        properties:
                application.name = "UNIX socket client"
1 card(s) available.
    index: 0
        name: <alsa_card.pci-0000_00_1b.0>
        driver: <module-alsa-card.c>
        owner module: 5
        properties:
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xf9600000 irq 57"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1b.0"
                sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "1c20"
                device.product.name = "6 Series/C200 Series Chipset Family High Definition Audio Controller"
                device.form_factor = "internal"
                device.string = "0"
                device.description = "Built-in Audio"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        profiles:
                input:analog-stereo: Analog Stereo Input (priority 60, available: unknown)
                output:analog-stereo: Analog Stereo Output (priority 6000, available: unknown)
                output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (priority 6060, available: unknown)
                output:analog-surround-40: Analog Surround 4.0 Output (priority 700, available: unknown)
                output:analog-surround-40+input:analog-stereo: Analog Surround 4.0 Output + Analog Stereo Input (priority 760, available: unknown)
                output:analog-surround-41: Analog Surround 4.1 Output (priority 800, available: unknown)
                output:analog-surround-41+input:analog-stereo: Analog Surround 4.1 Output + Analog Stereo Input (priority 860, available: unknown)
                output:analog-surround-50: Analog Surround 5.0 Output (priority 700, available: unknown)
                output:analog-surround-50+input:analog-stereo: Analog Surround 5.0 Output + Analog Stereo Input (priority 760, available: unknown)
                output:analog-surround-51: Analog Surround 5.1 Output (priority 800, available: unknown)
                output:analog-surround-51+input:analog-stereo: Analog Surround 5.1 Output + Analog Stereo Input (priority 860, available: unknown)
                output:analog-surround-71: Analog Surround 7.1 Output (priority 700, available: unknown)
                output:analog-surround-71+input:analog-stereo: Analog Surround 7.1 Output + Analog Stereo Input (priority 760, available: unknown)
                output:iec958-stereo: Digital Stereo (IEC958) Output (priority 5500, available: unknown)
                output:iec958-stereo+input:analog-stereo: Digital Stereo (IEC958) Output + Analog Stereo Input (priority 5560, available: unknown)
                off: Off (priority 0, available: unknown)
        active profile: <output:analog-stereo+input:analog-stereo>
        sinks:
                alsa_output.pci-0000_00_1b.0.analog-stereo/#0: Built-in Audio Analog Stereo
        sources:
                alsa_output.pci-0000_00_1b.0.analog-stereo.monitor/#0: Monitor of Built-in Audio Analog Stereo
                alsa_input.pci-0000_00_1b.0.analog-stereo/#1: Built-in Audio Analog Stereo
        ports:
                analog-input-microphone-front: Front Microphone (priority 8500, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-microphone-rear: Rear Microphone (priority 8200, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-linein: Line In (priority 8100, latency offset 0 usec, available: no)
                        properties:

                analog-output: Analog Output (priority 9900, latency offset 0 usec, available: unknown)
                        properties:

                analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-headphones"
                iec958-stereo-output: Digital Output (S/PDIF) (priority 0, latency offset 0 usec, available: unknown)
                        properties:

1 sink input(s) available.
    index: 3
        driver: <protocol-native.c>
        flags: START_CORKED FIX_RATE 
        state: RUNNING
        sink: 0 <alsa_output.pci-0000_00_1b.0.analog-stereo>
        volume: 0:  80% 1:  80%
                0: -5.81 dB 1: -5.81 dB
                balance 0.00
        muted: no
        current latency: 377.87 ms
        requested latency: 40.00 ms
        sample spec: float32le 2ch 44100Hz
        channel map: front-left,front-right
                     Stereo
        resample method: copy
        module: 11
        client: 8 <VLC media player (LibVLC 2.1.0)>
        properties:
                media.role = "video"
                media.name = "audio stream"
                application.name = "VLC media player (LibVLC 2.1.0)"
                native-protocol.peer = "UNIX socket client"
                native-protocol.version = "28"
                application.id = "org.VideoLAN.VLC"
                application.version = "2.1.0"
                application.icon_name = "vlc"
                application.language = "C"
                application.process.id = "1384"
                application.process.user = "wilberfan"
                application.process.host = "arch64"
                application.process.binary = "vlc"
                window.x11.display = ":0"
                application.process.machine_id = "3259be90e35f33204efa2c4f00000418"
                application.process.session_id = "1"
                module-stream-restore.id = "sink-input-by-media-role:video"
0 source outputs(s) available.
0 cache entrie(s) available.

I notice the pacmd has one "muted: yes" in it...but don't really understand what it's telling me:

1 sink(s) available.
  * index: 0
        name: <alsa_output.pci-0000_00_1b.0.analog-stereo>
        driver: <module-alsa-card.c>
        flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY FLAT_VOLUME DYNAMIC_LATENCY
        state: RUNNING
        suspend cause:
        priority: 9959
        volume: 0:  80% 1:  80%
                0: -5.81 dB 1: -5.81 dB
                balance 0.00
        base volume: 100%
                     0.00 dB
        volume steps: 65537
        muted: yes

Last edited by wilberfan (2013-10-23 15:16:44)


Hey, be nice...I'm new at this!

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#6 2013-10-23 15:23:31

wilberfan
Member
From: So. Cal
Registered: 2010-12-18
Posts: 264

Re: Keyboard Volume Keys Killed Audio

Okay.  I got it unmuted.   :-D

It's been awhile since I've used alsamixer (blush)...I had forgotten that "MM" at the bottom of an alsamixer slider meant "Muted". 

The remaining issue becomes: why my keyboard Mute button will mute--but not UNmute...  I just tried it again several times.  First press mutes, but second press displays the OSD volume slider as having been restored--but the sound is still actually muted.

Last edited by wilberfan (2013-10-23 15:26:25)


Hey, be nice...I'm new at this!

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#7 2013-10-23 20:52:26

wilberfan
Member
From: So. Cal
Registered: 2010-12-18
Posts: 264

Re: Keyboard Volume Keys Killed Audio

Wonder if this is related:  My "NUM LOCK" key doesn't work, either.  It happens to be right below the Mute Button (co-incidence, I'm sure!)  Is there something in my KDE settings that needs to be tweaked, I wonder...?


Hey, be nice...I'm new at this!

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