File provided by Julie Dumayne corrupted this one works.
1.connect the CD-ROM drive to the IDE interface and power cables.
2.after unzipping the PS104.zip file, run flashcd.exe in real-mode DOS.
3.if select File Open, you could see PS104.trn there. hit Enter key here.
4.if you see a "TRN file opened" message, hit Enter key. then you will
get the flash download sign, just hit Enter key again.
5.downloading process are finished after you get flash-rom download OK.
6.reboot your system.