RAR archive of 1.60 MB containing firmware for the NBG460, a model designation in the Zyxel NBG wireless router series. Neither firmware version nor hardware revision is stated, so check the archive contents before flashing. Such images are used to recover routers that fail to boot or have corrupted firmware, usually through the web upgrade page or bootloader recovery. Match the exact model and revision on the label, keep a copy of the current firmware, and confirm the image is intended for this hardware.
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 →