hio24

hello everyone! i'm the newbie here! Hope everybody can help me.
I have laptop [COLOR=red]Sony VaiO VGN-FE49VN[/COLOR]:

[COLOR=SeaGreen]Motherboard:
[/COLOR] [COLOR=SeaGreen]Name: Sony Corporation VGN-FE49VN
[/COLOR] [COLOR=SeaGreen]CPU: Mobile DualCore Intel Core 2 Duo T5500, 1666MHz
[/COLOR] [COLOR=SeaGreen]Chipset: Mobile Intel Calistoga i945PM

[/COLOR] [COLOR=SeaGreen]GraficCard: GeForce Go 7400 (256 MB)

[/COLOR] [COLOR=SeaGreen]Sound Card: Intel 82801GBM ICH7-M - High Definition Audio

[/COLOR] [COLOR=SeaGreen]LAN:
[/COLOR] [COLOR=SeaGreen]Intel(R) PRO/100 VE Network Connection
[/COLOR] [COLOR=SeaGreen]Intel(R) PRO/Wireless 3945ABG Network Connection
[COLOR=White]
I downgraded from Vista to XP-sp2. Every driver is O.K but i can't install the right driver Audio ( SigmaTel High Definition Audio Codec ), although i updated hotfix K888111xpsp2.
Please help me fix this problem. Thanks so much!!!
[/COLOR][/COLOR]