A schematic diagram for Lenovo hardware. Shared as “IBM Lenovo B460 (BITLAND BM5958).pdf” — a .pdf file, 963 KB.
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 @bartonarquivos. Enginerys does not host this file.
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.