Public bug reported:
Playback is only coming from the right channel. "amixer" reports that
the master channel is mono
Simple mixer control 'Master',0
Capabilities: pvolume pvolume-joined pswitch pswitch-joined
Playback channels: Mono
Limits: Playback 0 - 39
Mono: Playback 20 [51%] [-28.50dB] [on]
ProblemType: Bug
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
Subdevices: 2/2
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: jiry 4984 f.... mixer_applet2
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xfbffc000 irq 16'
Mixer name : 'Analog Devices AD1984'
Components : 'HDA:11d41984,1028021e,00100400'
Controls : 28
Simple ctrls : 17
DistroRelease: Ubuntu 9.04
NonfreeKernelModules: nvidia
Package: alsa-base 1.0.18.dfsg-1ubuntu8 [modified:
usr/share/doc/alsa-base/driver/ALSA-Configuration.txt.gz]
PackageArchitecture: all
ProcEnviron:
PATH=(custom, user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: alsa-driver
Uname: Linux 2.6.28-17-generic x86_64
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug
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Only getting mono sound output with Ubuntu 9.04 on Dell Precision T5400
https://bugs.launchpad.net/bugs/494691
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