have above laptop,do a fresh reinstall of window xp sp3,when it got a bios update or chipset don't remember it when mad. before updating it ws working 110% but now it will not let me enter bios boot from cd/dvd juststry to reboot but frlashes blue screen with error saying acpi not compilant on bios. I can get system to boot up in dos when i remove hdd and tried doing bios update/flashes but the screen just fulls with rubbish and then freezies,any ideas helpplease