ask lng po if anu po ang cause ng BSOD: "driver_irql_not_less_than_or_equal atapi.sys"? kc po hbang ngiinstall po me ng winxp lumalabas po ung blue screen. ntry ko npo mgpalit ng new hd, ram, vdeocard processor, cmos battery, dvdrom, still gnun pdin.. ngtry po me na install ung xp in other computer at success nmn po. so meaning walng prob ung hd.. one thing nlng po ang iniicp ko. bka kaya ung mobo npo ung may error or ung bios nya? any idea po b regarding this prob? thnx po and Godbless!