Support Information:
Device Type: Sound Card
Manufacturer: SigmaTel
Model: high definition audio codec
Interface: Other
Operating System: Windows XP Professional
Age of Device: < 2 years old
FCCID:

Find it on DriverGuide (http://members.driverguide.com/index.php?action=srch&sm=b&aax=&qa6=1690&qa5=19&qa7=1500&dp=2&qm0=high+definition+audio+codec&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=SigmaTel+Sound+Card++high+definition+audio+codec +Windows+XP+Professional+) | Research manufacturer SigmaTel (http://members.driverguide.com/index.php?action=getinfo&companyid=1690)

Sigmatel does not offer end user support. Support must come from the OEM vendor of the machine.

What brand and model machine do you have (or did this device come integrated in)?