A schematic diagram for Samsung hardware (board BA41-02013A). Shared as “Lotus-14R_MP1.2_BA41-02013A.pdf” — a .pdf file, 1000 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 @ShareMan_Electronic_Files. 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.