BIOS firmware for an ECS 945GZ micro-ATX motherboard for Socket 775, version 1.6, in a small 415 KB RAR archive. Boards of this era often use small parallel or SPI flash chips, so check the chip type and size before programming. Flash the image with a suitable programmer when a board stays dead after a failed update. Keep a copy of the original chip contents, and make sure your board's exact model and revision match this ECS image.
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 →