[Ubuntu Wiki] Update of "DebuggingSoundProblems" by diwic

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The "DebuggingSoundProblems" page has been changed by diwic:
http://wiki.ubuntu.com/DebuggingSoundProblems?action=diff&rev1=71&rev2=72

  
   1. For mixer problems, you can try controlling the [[Audio/Alsamixer|mixers at ALSA level]].
   1. If your problem is related to your hardware, you might be helped by checking if it is a bug that is already fixed upstream. You can try [[Audio/UpgradingAlsa|upgrading your ALSA drivers]] to the latest snapshot.
+  1. If your problem is audio crackling, glitching, or breaking up, and it is hardware specific, you can try applying a [[Audio/PositionReporting|position fix quirk]].
+  1. Using very new hardware? [[Audio/HDAGeneric|Here's how to check]] whether your built-in sound card has driver support. 
  
  = Reporting Sound Bugs =