Dell archive for project MANTIS, Comet Lake (CML) platform, Wistron board 18778-1, with the code 4R47G in the name. At 58.5 MB it likely bundles repair files such as schematic, boardview or firmware, though the name does not list contents. Wistron uses this five-digit dash numbering for Dell designs. Check the extracted files against the PCB marking 18778-1 before tracing rails, locating parts or flashing any 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 @azvoltagemap. Enginerys does not host this file.
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