畫面停住死當,重開機後Auto-Detecting

下午頻頻當機,死當後重開機也沒想什麼,到了剛剛重開機出現以下畫面,就一直不動

A7369NMS V2.6 031108
CPU : AMD Athlon(tm) 64 X2 Dual Core Processor 4800+
Memory Frequency For DDR2 800(Single-Channel)


1 AMD North Bridge,Rev G2
Initializing USB Controllers .. Done.
2048MB OK


Auto-Detecting Serial-ATA 2 Channel..ATAPI CDROM:ASUS DRW-2014L1T 1.02
Auto-Detecting Serial-ATA 4 Channel..IDE Hard Disk:WDC WD1600AAJS-00PSA0 05.06H
05

有人知道是怎麼回事嗎,我很怕我裡面的資料遺失,感謝