H0225-3 48. 4KH17.031 LDB-1 MB IBM X220I https://vinafix.com/threads/x220i-h0225-3-48-4kh17-031-ldb-1-mb.12292/#post-20090
THINKPAD X220I H0225-3 48. 4KH22 .031 LDB-1MB BIOS E8DET61WW - Version: 1.31 (8DUJ17US) Supported ThinkPad Systems: ThinkPad X220, X220i, X220 Tablet, X220i Tablet
but now , not sure if its same board code .. 48.4KH17.031 is the one i need !! this UMA version not working on mine
nop , with my bios , (original from computer) computer does start but no ddisplay , i got a nice overall amp consume on the board but no display (internal or external) cheed your first two bios to flash , but both of them are full of 0 , tryed with the one i added (donwloaded at heimafix but does not even turn on the machine , but that also happen with the outher bios you got here , the only ones i couldn't try are the first 2 bios you got here :/