adaptec的網頁上寫的很清楚吧
請花點時間看 看完再動手
http://www.adaptec.com/worldwide/su...R_bios_4300.exe

引用此網頁的一段話:
Installation Instruction:
BIOS Download Instructions:
This file is self extracting and will unzip to the directory \adaptec\bios.
Copy the expanded files to a bootable DOS floppy diskette. Boot your system from that DOS bootable floppy diskette.
See the included file Flash6.txt for the BIOS update instructions.