T430s BIOS image, labelled IBM though the T430s is a Lenovo ThinkPad, for LSN-4 board 11263-1 with UMA integrated graphics, marked working, in a 4.94 MB RAR. Wistron uses this numbering style for the ThinkPad boards it builds. Program it onto the SPI chip with an external programmer when the laptop shows no display after power on. Keep a backup of the original chip, verify the board number and UMA configuration, and confirm the dump size fits the flash.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →