Comment 197 for bug 275998

@talent03
Nope afaik there is was no custom package or patch from dell on their custom image. the dell ppa repo for jaunty had no package the time i checked. according to the dell ubuntu wiki page

* Additional audio mixer volumes will be set to default at 100% (such as Front or PCM).
  Main will still be at 80%. Lots of Dell laptops audio is improved by this, and now the
  full range of audio is controllable by the hotkeys.

http://linux.dell.com/wiki/index.php/Ubuntu_9.04#Dell_OS_Factory_Recovery_9.04_DVD_ISO

hence i feel what they did was set adjust the settings of alsamixer to something that works best on dell laptops
The problem of pulse as always been settings

I now use kubuntu 9.04 with kde 4.3 and i can confirm that i use my internal mic with little hassle i can even make skype calls