BIOS binary named VIT P1420, likely tied to a Vit-branded P1420 device, though the name gives no board number or version. The file is a raw 8 MB image, which corresponds to a 64 Mbit SPI flash chip. Before writing it with a CH341A or similar programmer, confirm the chip capacity and the board identity. Read and keep a backup of the original contents, because a mismatched image can leave the unit dead.
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 @Datalvela_servicios. Enginerys does not host this file.
How to open a .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →