|I agree that wiping Win7 & replacing with XP is a bad move, but if that's what you want to do, go right ahead. The problem you're having is because XP was developed before SATA HDDs came out, therefore is does not support SATA "out of the box". There are several ways around it. This how-to will explain:|
How-to Install Windows XP to SATA Hard Drive
You're also going to have to dig up all the device drivers - chipset, video, audio, network, wireless, touchpad, bluetooth, camera, etc. They won't included on the XP disc. Did you look to see if XP compatible drivers are even available for your hardware before wiping Win7?