有时能开机,会显示“The system was not correctly shut down and now working in safemode speed, Please press "DEL" to BIOS setup table to set correct CPU speed ”但是进入BIOS不需要任何设置,只要保存退出就可以进入windows了。有时候还会在开机过程中反复重启,每次重启都有2次长音的“滴”声。