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[Bug 893210] Re: [Dell OptiPlex GX620 - AD1981b, playback] No sound at all

 

how do those master playback volume , headphone playback volume and pcm
playback volume affect your computer audio output in 12.04

662|   0.000) D: [pulseaudio] alsa-mixer.c: Path analog-output-
headphones (Headphones), direction=1, priority=90, probed=yes,
supported=yes, has_mute=yes, has_volume=yes, has_dB=yes, min_volume=0,
max_volume=31, min_dB=-127.5, max_dB=12

pulseaudio dB range is the sum of three playback volume controls

control.2 {

                iface MIXER

                name 'Master Playback Volume'

                value.0 28

                value.1 28

                comment {

                        access 'read write'

                        type INTEGER

                        count 2

                        range '0 - 31'

                        dbmin -4650

                        dbmax 0

                        dbvalue.0 -450

                        dbvalue.1 -450

                }

        }

        control.3 {

                iface MIXER

                name 'Headphone Playback Switch'

                value.0 true

                value.1 true

                comment {

                        access 'read write'

                        type BOOLEAN

                        count 2

                }

        }

        control.4 {

                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.5 {

                iface MIXER

                name 'Master Mono Playback Switch'

                value false

                comment {

                        access 'read write'

                        type BOOLEAN

                        count 1

                }

        }

        control.6 {

                iface MIXER

                name 'Master Mono Playback Volume'

                value 0

                comment {

                        access 'read write'

                        type INTEGER

                        count 1

                        range '0 - 31'

                        dbmin -4650

                        dbmax 0

                        dbvalue.0 -4650

                }

        }
    control.18 {
                iface MIXER
                name 'PCM Playback Switch'
                value.0 true
                value.1 true
                comment {


        control.19 {

                iface MIXER

                name 'PCM Playback Volume'

                value.0 23
                value.1 23
                comment {
                        access 'read write'
                        type INTEGER
                        count 2
                        range '0 - 31'
                        dbmin -3450
                        dbmax 1200
                        dbvalue.0 0
                        dbvalue.1 0

                }

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https://bugs.launchpad.net/bugs/893210

Title:
  [Dell OptiPlex GX620 - AD1981b, playback] No sound at all

Status in ALSA driver:
  Confirmed
Status in alsa-driver package in Ubuntu:
  Incomplete

Bug description:
  fresh install of ubuntu studio and updates but internal speakers do
  not play. dell optiplex gx620 love ya

  ProblemType: Bug
  DistroRelease: Ubuntu 11.10
  Package: alsa-base 1.0.24+dfsg-0ubuntu2
  ProcVersionSignature: Ubuntu 3.0.0-13.22-generic 3.0.6
  Uname: Linux 3.0.0-13-generic i686
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 1.23-0ubuntu4
  Architecture: i386
  Card0.Amixer.info:
   Card hw:0 'ICH7'/'Intel ICH7 with AD1981B at irq 23'
     Mixer name	: 'Analog Devices AD1981B'
     Components	: 'AC97a:41445374'
     Controls      : 28
     Simple ctrls  : 20
  Card1.Amixer.info:
   Card hw:1 'Device'/'C-Media Electronics Inc. USB Multimedia Audio Device at usb-0000:00:1d.7-4.1.4,'
     Mixer name	: 'USB Mixer'
     Components	: 'USB0d8c:0105'
     Controls      : 13
     Simple ctrls  : 6
  Date: Mon Nov 21 11:51:25 2011
  InstallationMedia: Ubuntu-Studio 11.10 "Oneiric Ocelot" - Release i386 (20111011.1)
  PackageArchitecture: all
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_AlsaPlaybackTest: ALSA playback test through plughw:ICH7 failed
  Symptom_Card: CM108 Audio Controller - USB Multimedia Audio Device
  Symptom_Type: No sound at all
  Title: [ICH4 - Intel ICH7, playback] No sound at all
  UpgradeStatus: Upgraded to oneiric on 2011-11-12 (8 days ago)
  dmi.bios.date: 11/30/2006
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A11
  dmi.board.name: 0F8101
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 15
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA11:bd11/30/2006:svnDellInc.:pnOptiPlexGX620:pvr:rvnDellInc.:rn0F8101:rvr:cvnDellInc.:ct15:cvr:
  dmi.product.name: OptiPlex GX620
  dmi.sys.vendor: Dell Inc.

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