BIOS image collection for the Lenovo ThinkPad T490, type 20N3, at firmware version N2IETA0P, stored as a 9.95 MB RAR archive. It suits recovery work on boards with a corrupted SPI flash, such as no power-on, a black screen or a failed update. Look through the archive contents and match each file size to the capacity of the chip it is going onto. Read the original chip before erasing it and keep that copy, since it carries data unique to the machine.
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 @biosfilebins. 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 →