ZIP archive named only by the part code X946949-005, 844 KB in size, with no brand, model or type stated. Codes in this X-number style are commonly used by Microsoft for Xbox motherboards, but the contents should be checked to confirm what device it covers. Depending on what is inside, it may be a schematic, boardview or firmware for diagnosing power faults or locating parts. Compare the part number against the label on the PCB before relying on any information extracted from the archive.
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 @ITHINKHS. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.