New
#11
Your driver page Confirms conexant 221
(I would also stick the latest Bios upgrade on going up to Win 7
2011-03-11 , Version:F.28)
Backup anything you need to keep first in case Win 7 refuses to start with the new bios update (can happen) and you have to reinstall from scratch!
32bit
http://h10025.www1.hp.com/ewfrf/wc/s...t=3548264#N150