Face Tomorrow – Trial and Error

How I can install XP SP1 on a laptop?
It is complete format is preinstalled with Vista Business, but I want Windows XP, but not bootable CD with SP2, and if you try with SP1, the error message apears stop 0×0000007e (0xc0000005, 0xF748E0BF, 0xF78DA208, 0xF78d9f08 pci.sys_Address F748E0BF F7487000 3b7d855c timestamp base. Anything I can do [...]

Laptop boot normally, even in safe mode?
I first carried a white and a black screen with options to select Safe mode, last known good configuration and other options. Whatever you choose, Windows will start booting, but then flashes a BSOD with error code *** STOP: 0×00000050 .. then go through the same process over [...]