HP pavillion desktop S7730 XP Driver

(This driver already came along with UAA)

Ethernet Driver: There are two types you can try that suits you spec either Realtek or Intel:

Realtek RTL8100/RTL8101/RTL8111/RTL8168 Driver 6.68.0412.2007 WHQL

Download

or

Download

For intel driver use intel pro (10/100) onboard chipset.

Wireless Driver:

tp://ftp.hp.com/pub/softlib/software8/COL19027/pv-49313-1/sp34976.exe 

Download all of the Original Driver here:

http://h10025.www1.hp.com/ewfrf/wc/softwareList?os=228&lc=en&dlc=en&cc=us&lang=en&product=3295729