|Why did you have to reinstall XP in the 1st place? And why did you have to call Dell to get the driver? All you have to do was go to the Dell drivers site:|
Analog Devices ADI 198x Integrated Audio driver
You do NOT have to install Service Packs in succession, all you need is SP3. It would be best to download the entire 316MB file directly from Microsoft & keep a copy of it handy, rather than using Windows update. Here's the download site:
Did you install the motherboard chipset drivers, graphics drivers, network drivers, etc?