aKi

我部電腦不斷發出"bib"i聲,大約30秒後就出現以下文字...
Searching for Boot Record from Floppy..Not Found
Searching for Boot Record from CDROM..Not Found
Searching for Boot Record from BBS-0..OK

Intel UNDI, PXE-2.0 (build 082)
Copyright (c) 1997-2000 Intel Corporation

For Realtek RTL8139 (X)/8130/810X PCI Fast Ethernet Controller v2.12a (011210)
PXE-E61: Media test failure, check cable
PXE-M0F: Exiting PXE ROM

Searching for Boot Record from SCSI..Not found

Boot Failure
Reboot and Select proper Boot device
Or Insert Boot Media in selected Boot device
Press any key when ready_

還有,我不斷重新boot機4,5次左右就可以正常開機.....
我想請問一下出了什麼問題????