My sound doesn't work. I think it's because of my sound driver. Help please!

Support Information:
Device Type: Sound Card
Manufacturer: Intel
Model: 8280 1GBM ICH7-M
Interface: Other
Operating System: Windows XP Home
Age of Device: < 2 years old
FCCID:

Find it on DriverGuide (http://members.driverguide.com/index.php?action=srch&sm=b&aax=&qa6=496&qa5=19&qa7=1500&dp=2&qm0=8280+1GBM+ICH7-M&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=Intel+Sound+Card++8280+1GBM+ICH7-M+Windows+XP+Home+) | Research manufacturer Intel (http://members.driverguide.com/index.php?action=getinfo&companyid=496)

You need to identify the pc by brand and model that this device came pre-installed in. Or the motherboard brand and model along with a bios id string.

Or try reading all the hundreds of identical requests like yours... they don't have answers either because of lack of hardware identification.