Description of problem:
no sounds on built-in speakers, but sound goes out fine through 3.5" out
Version-Release number of selected component (if applicable):
Steps to Reproduce:
What kernel version? What sound hardware?
00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)
Subsystem: Dell Device 0584
Flags: bus master, fast devsel, latency 0, IRQ 46
Memory at f7930000 (64-bit, non-prefetchable) [size=16K]
Capabilities:  Power Management version 2
Capabilities:  MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities:  Express Root Complex Integrated Endpoint, MSI 00
Capabilities:  Virtual Channel
Capabilities:  Root Complex Link
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
strangely, rebooting and powering down the laptop would not fix the problem but after one subsequent suspension the sound was back on.
ok, it's no 'suspend/hibernate', it's plug in 3.5 jack and sound comes back and stays on ok. (until next reboot)
This bug appears to have been reported against 'rawhide' during the Fedora 22 development cycle.
Changing version to '22'.
More information and reason for this action is here:
*********** MASS BUG UPDATE **************
We apologize for the inconvenience. There is a large number of bugs to go through and several of them have gone stale. Due to this, we are doing a mass bug update across all of the Fedora 22 kernel bugs.
Fedora 22 has now been rebased to 4.2.3-200.fc22. Please test this kernel update (or newer) and let us know if you issue has been resolved or if it is still present with the newer kernel.
If you have moved on to Fedora 23, and are still experiencing this issue, please change the version to Fedora 23.
If you experience different issues, please open a new bug report for those.