main buhut preshan hun mery pc open kerny pur beep deta tha ak bar or display nhi hota tha isliya i change ram new after 2 month phir wohi problem start hogiy now i clean but ab jub open kerti hun to cmos chek some erroers deafult downloads lihka ajata hy or phir again sy sub setting kerna perta hy time or boot able cd room wgera bhi her bar open kerny pur asa horeha hy meri muded kery thnks