Support Information:
Device Type: Sound Card
Manufacturer: RealTek
Model: HIGH DEFINITION
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=891&qa5=19&qa7=1500&dp=2&qm0=HIGH+DEFINITION&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=RealTek+Sound+Card++HIGH+DEFINITION+Windows+XP+P rofessional+) | Research manufacturer RealTek (http://members.driverguide.com/index.php?action=getinfo&companyid=891)

Which Realtek High Definition sound chip? Integrated or add-on? Additionally, name the pc brand and model (or motherboard brand and model) that it came installed in? A bios id string would also be helpful.

http://www.biosflash.com/images/biosid.gif

Otherwise, all I can offer is the Realtek website link: http://www.realtek.com.tw/downloads/