I confirm the findings of Trajector.

Version 05/26/2006,5.10.5067.0 did work on a sony vgn-fz21m, sigmatel hd audio VEN_8384&DEV_7662&SUBSYS_104D1C00&REV_1002

all other versions (that i tried) resulted in "cannot start device"

driver can be downloaded from:

ftp://ftp.vaio-link.com/pub/Downloads/S … 600-UN.EXE