BIOS archive for the Samsung NP550P5C laptop, McLaren board code, revision 1.2. Samsung boards are commonly identified by such project names printed on the PCB with a revision, so confirm it reads McLaren and 1.2 before flashing. The 3.24 MB RAR holds the image for an external SPI programmer. Read and keep the original flash content before writing, and check the extracted file size against the chip capacity marked on the package.
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 →