BIOS dump for the Lenovo IdeaPad 310-15IKB on the LA-E221P board, stored in a 4.81 MB RAR archive. The LA-E221P code is Compal numbering, so Compal designed and built this mainboard. Flash the image directly to the SPI chip with an external programmer to recover a board stuck after a failed update or showing no display. Read and save the existing chip contents first, confirm that the image size matches the flash chip, and check that the board number on the PCB is the same.
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 →