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MegaRUM PCI Motherboard User’s Guide80
Programming the Flash ROM, Continued
Bootblock Actions When you reprogram from system boot, the bootblock code:
Step Action
1 Reads S758P.ROM from the root directory of the floppy disk in
drive A:.
2 Erases the Flash EPROM.
3 Programs the Flash EPROM with the data read from the floppy
disk in drive A:.
4 Generates a CPU reset, rebooting the computer.
The bootblock part of the Flash EPROM is not programmed. Should you
inadvertently open the disk drive door or turn power off to the computer while
programming the Flash EPROM, the bootblock will be unaffected. Simply turn
power back on and begin the Flash ROM programming process again.
S758P.ROM S758P.ROM resides on a floppy disk and contains the updated main BIOS
code. American Megatrends will provide this file when the AMIBIOS for the
MegaRUM PCI ISA motherboard must be updated.
S758P.ROM must be present in the root directory of the floppy disk before the
onboard Flash EPROM can be reprogrammed. The file that has the main BIOS
code must be named S758P.ROM.
Cont’d