Тогда тупо открываем модбином всё скрытое, а cbrom -ом

CBROM V2.07 (C)Award Software 2000 All Rights Reserved.
Syntax:
C:\...\CBROM.EXE InputFile [/other] [8000:0] [RomFile|Release|Extract]
C:\...\CBROM.EXE InputFile [/D|logo|vga....] [RomFile|Release|Extract]
InputFile : System BIOS to be added with Option ROMs
/D : For display all combined ROMs informations in BIOS

/epa|epa1-7 : Add EPA LOGO BitMap to System BIOS
/logo|logo1-7: Add OEM LOGO BitMap to System BIOS
/oem0-7 : Add special OEM ROM to System BIOS
/err : Return error code after executed
/btvga : Add VGA ROM to Boot Rom Block Area.
/isa : Add ISA BIOS ROM to System BIOS.(/isa Filename [xxxx:0]) /vga, /logo, /pci, /awdflash, /cpucode, /epa, /acpitbl, /vsa, /hpm
/hpc, /fnt0 - 5, /ros, /nnoprom, /mib, /group
RomFile : File name of option ROM to add-in
Release : Release option ROM in current system BIOS
Extract : Extract option ROM to File in current system BIOS
<<< Examples >>>
C:\...\CBROM.EXE 2a4ib000.bin /D