*** This bug is a duplicate of bug 1024035 ***
https://bugs.launchpad.net/bugs/1024035
Public bug reported:
Duplicate of 1024035
The default Ubuntu installation on a MacBook Pro leaves the S/PDIF mixer
unmuted by default. This leaves the transmitter enabled which causes excess
battery draw. It should be muted by default
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: alsa-base 1.0.25+dfsg-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19
Uname: Linux 3.2.0-26-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 2.0.1-0ubuntu13
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: NVidia [HDA NVidia], device 0: Cirrus Analog [Cirrus Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: leewalsh 1859 F.... pulseaudio
/dev/snd/pcmC0D0p: leewalsh 1859 F...m pulseaudio
Card0.Amixer.info:
Card hw:0 'NVidia'/'HDA NVidia at 0xd3480000 irq 23'
Mixer name : 'Cirrus Logic CS4206'
Components : 'HDA:10134206,106b4d00,00100301'
Controls : 18
Simple ctrls : 9
Date: Thu Oct 11 00:18:25 2012
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64
(20120425)
PackageArchitecture: all
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Built-in Audio - HDA NVidia
Symptom_Jack: White SPDIF Out, Rear
Symptom_Type: No auto-mute between outputs
Title: [MacBookPro5,5, Cirrus Logic CS4206, White SPDIF Out, Rear] No automute
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/15/09
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP55.88Z.00AC.B03.0906151708
dmi.board.asset.tag: Base Board Asset Tag#
dmi.board.name: Mac-F2268AC8
dmi.board.vendor: Apple Inc.
dmi.chassis.asset.tag: Asset Tag#
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-F2268AC8
dmi.modalias:
dmi:bvnAppleInc.:bvrMBP55.88Z.00AC.B03.0906151708:bd06/15/09:svnAppleInc.:pnMacBookPro5,5:pvr1.0:rvnAppleInc.:rnMac-F2268AC8:rvr:cvnAppleInc.:ct10:cvrMac-F2268AC8:
dmi.product.name: MacBookPro5,5
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug precise running-unity
** This bug has been marked a duplicate of bug 1024035
[MacBook Pro] S/PDIF mixer is unmuted by default
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https://bugs.launchpad.net/bugs/1065376
Title:
[MacBookPro5,5, Cirrus Logic CS4206, SPDIF] Not muted by default, red
light on.
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