Windows 7 YES SOUND PROB(With all pc info)

Hi this sound problem is very irritating i spent whole day trying to figure it out, like everyone else i was getting sound before and since i UPGRADED to Windows 7 i dont get any ...anyway lets get straight to the point

ive used HWinfo32 to get info
PC

Intel Celeron D 356 o/s Windows 7 7600 build (32 bit)

Computer

Motherboard Model:
Motherboard Chipset: Intel 865G (Springdale-G) + ICH5
Motherboard Slots: 3xPCI, 1xAGP v3.0

BIOS
BIOS Manufacturer: American Megatrends
BIOS Date: 12/20/06
BIOS Version: P2.90

Super-IO/LPC Chip: Winbond/Nuvoton W83627EHF


Audio Adapter: Cirrus Logic CS4281 PCI Audio

(thats a sound card i added tought it would work but i have an on board one but i uninstalled it since it dosent work and was trying realtek...i can manage to get on board sound card id by installing realtek hd codec if needed

Ive tried everything on youtube google (windows 7 sounds bug,problem) related search only thing i havent tried is updating Bios because there are any bios for intel 865g it seems

I tried the Compatibility xp thing(was running XP sp2 before btw)

Its an upgrade install

If im missing Info tell me ill add

PLZ HELP ME SOLVE THIS

P.S Sorry if i have bad grammar or misspelling im French Canadian