Firmware dump for a board based on the Intel Celeron J1900 SoC, marked NH2 and version 6.3. The name gives no brand or full model, so the NH2 tag and the PCB markings are the only means of matching it. The 7.15 MB RAR contains a chip read intended for restoring a board with corrupted BIOS, common on mini PCs and embedded boards using this processor. Before programming, back up the chip already on the board, compare markings carefully, and verify the image size equals the capacity of the SPI flash installed.
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 @hrtechno. 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 →