我朋友一台电脑，当天第一次开机，系统能正常运作，运行30分钟后，显示器屏幕会突然白屏，然后重起会一直出现在以下提示：
Bad BIOS checksum. Starting BIOS Recovery...
Checking for floppy
Floppy not found!
Checking for CD-ROM
CD-ROM not found!
Checking for floppy
Floppy not found!
Checking for CD-ROM
CD-ROM not found!
Checking for floppy
Floppy not found!
Checking for CD-ROM
CD-ROM not found!
.............
请各帮帮,,谢谢!!也可发邮件到我信箱..minthm@yahoo.com.cn
