I confirmed. Motherboard have been changed and now sound is working. Bug
-> invalid
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https://bugs.launchpad.net/bugs/1586641
Title:
PCI/internal sound card not detected
To manage
Thank you @acelankao. I have contacted the Dell support and it seemed to
be a motherboard problem. They'll replace it next week.
I've change the bug status as invalid.
Thanks for your help.
** Changed in: alsa-driver (Ubuntu)
Status: In Progress => Invalid
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It's pretty like a hardware issue to me, I'll try to find the hardware
to verify it next week.
** Changed in: alsa-driver (Ubuntu)
Status: Triaged => In Progress
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** Changed in: alsa-driver (Ubuntu)
Status: New => Triaged
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https://bugs.launchpad.net/bugs/1586641
Title:
PCI/internal sound card not detected
To manage notifications about
** Changed in: alsa-driver (Ubuntu)
Assignee: Anthony Wong (anthonywong) => AceLan Kao (acelankao)
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https://bugs.launchpad.net/bugs/1586641
Title:
PCI/internal sound card not
** Changed in: alsa-driver (Ubuntu)
Assignee: (unassigned) => Anthony Wong (anthonywong)
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Title:
PCI/internal sound card not detected
To
Here is the lspci -vvnn
Audio is enabled in the BIOS and I've already reset the Bios.
** Attachment added: "lspci-vvnn.txt"
https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1586641/+attachment/4684371/+files/lspci-vvnn.txt
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I can't see there is any PCI device from the alsainfo.txt log, if the kernel
can't see the device it could be related to something that is below the kernel
level. You can also upload the output of 'lspci -vvnn' for us to check.
Could you also check if there are settings in the BIOS about audio?
The sound card is a Realtek ALC3235 cf :
http://www.dell.com/support/manuals/us/en/19/latitude-e7470-ultrabook/Late_E7470_OM
/Audio-specifications?guid=GUID-EE1BF4E5-7FF1-4415-A32D-
B8FE54B2D639=en-us
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