Audio problem on VAIO XL 302

[davicol]

Hi on my vaio with vista I have no audio.
I've read this article : http://kb.sony-europe.com/SRVS/CGI-BIN/WEBCGI.EXE/,/?St=51,E=0000000000034853965,K=4738,Sxi=17,Case=...)

But when I try to access at Sound Reality application in control panel I receive a RUNDLL32 error !!

anyone can help me ??

thanks
Davide

[davicol]

someone know witch driver from Sigmatel I can download ?
I've tried to update my driver using vista download functionality, this solve the rundll32 problem but on control panel sound reality I can't see now the HDMI flag.

On www.idt.com there are a lot of drivers version but I don't now witch audio card version is installed on my Vaio XL 302.
Thanks
Davide