*** This bug is a duplicate of bug 1064621 ***
https://bugs.launchpad.net/bugs/1064621
** This bug has been marked a duplicate of bug 1064621
Internal speaker muted after a while, several Realtek codecs (Quantal)
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Bug
FYI: The upstream kernels were causing my machine to not boot properly
so I removed them.
I rebooted on the regular 12.10 kernel. I went back to alsamixer and
disabled "Auto-mute" to get my speakers working. Surprisingly, after
making this change audio works correctly again, even auto-muting the
s
Sorry, for my post above (#23), I should mention I did a Wubi install.
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https://bugs.launchpad.net/bugs/1069114
Title:
No audio out on built-in speakers ThinkPad T530
To manage notific
I should also mention that installing the upstream kernel as recommended
above did indeed fix the problem, but: 1) I did *not* get an additional
boot option at start, but rather it seems to have clobbered my original
one, and 2) whatever window I interacted with--LibreOffice, wireless
applet, Chrom
I was able to fix this on my fresh install of Ubuntu 12.10 on my
ThinkPad T530 by running "alsamixer", making sure all of the levels were
up, and disabling "auto-mute". Now the speakers work fine.
Credit goes to: http://askubuntu.com/questions/203312/how-come-my-sound-
wont-work-on-lenovo-thinkpad
Thanks Joseph! The upstream kernel does in fact appear to fix my audio
problem. Built-in speakers work, headphones continue to work correctly.
I have edited the tags for this bug ticket as you requested.
** Tags removed: needs-upstream-testing
** Tags added: kernel-fixed-upstream
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Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.7 kernel[0] (Not a kernel in the daily directory) and install both
the linux-image and linux-image-extra .deb packages.
Once you've tested the upstrea
@Brad Figg - Thanks. Hope this output is what you wanted. Seems a bit
verbose in the comments section, but oh well.
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https://bugs.launchpad.net/bugs/1069114
Title:
No audio out on built
apport information
** Tags added: apport-collected staging
** Description changed:
No audio out on built-in speakers after upgrading to Ubuntu 12.10.
Headphones audio works. Built-in microphone works.
- Hardware is a Lenovo ThinkPad T530 with Intel HD 4000 video, Core
- i5-3210M running U
ALSO: built-in speakers worked fine in Ubuntu 12.04 and Windows, so the
hardware is operating correctly.
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https://bugs.launchpad.net/bugs/1069114
Title:
No audio out on built-in speaker
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