Firmware package for the Positivo XC3552 laptop, with S14CT and A14CT0X board identifiers in the name. These strings likely correspond to the motherboard project code printed on the PCB, which should be checked before use. The roughly 3.2 MB archive is meant for recovering a unit with corrupted BIOS by writing the SPI flash directly with a hardware programmer. Confirm the dump size against the chip capacity, and keep a copy of the original contents in case the replacement image does not boot.
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 @afsbiosfree. 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 →