Firmware archive whose only label is the code JESCPI1, packed as a 3.83 MB RAR. The name gives no device, brand or board revision, so the contents must be checked before use. The code looks like a board or BIOS identifier, and the archive probably holds an SPI flash dump. Typical use is reflashing the BIOS chip with a hardware programmer. Match the identifier against the label on the PCB or on the old chip, keep a backup of the original contents, and check the image size against the flash chip capacity.
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 →