ZIP archive holding a BIOS binary for the 330s-15AST, the image named for the 330s_ast_mb_v10 board. It is meant to be written to the motherboard SPI flash chip with an external programmer to recover a laptop that is dead after an update or shows no display. Confirm the board marking matches the v10 board in the name, read and keep the existing chip contents as a backup, and verify the extracted file size matches the capacity of the flash chip before programming.
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 .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →