i get this problem frequently when i'm on the windows 7 boot screen the animation didn't appear at all the system just halts when i press the restart switch the system again boots up and says CMOS SETTINGS WRONG i pressed f2 to load default setup values but i again i get this problem i replaced my cmos battery just 4months back i also see even when the cmos settings are displayed as wrong the time and date runs correctly the system also halts when i load the startup here is the pic of my bios error http://s22.postimg.org/mcn42v2ch/27042013_1.jpg