A schematic diagram for Apple hardware (board 820-3069). Shared as “K94_CHOPIN_MLB_820_3069_A_Apple_iPad2_schematic,_circuit_diagram.pdf” — a .pdf file, 636 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.
Any PDF readerSumatraPDFFirefox / ChromeFlexBV (links PDF to boardview)