Generic ZIP archive of about 3.93 MB whose name, Archive (1), gives no information about the device or contents. The size is consistent with a BIOS or EC dump, a small boardview or a short schematic, but that needs to be confirmed by opening it. Inspect the extracted files and their headers to identify the board they belong to. Before using any firmware inside, back up the original flash chip and confirm the image size matches, and verify board numbers for any diagrams.
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 @vinafix_bios. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Built-in OS tools7-Zip