PDF schematic of Apple logic board 820-02016, revision 07, size 6.52 MB, identified only by its board number in Apple's 820- series. It is useful for tracing power rails, checking circuit values around the charging and system regulators and diagnosing no-power or short faults. Open it in any PDF viewer, ideally next to the matching boardview to locate parts physically. Verify the board number and revision printed on the logic board before replacing components based on it.
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 .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.