Schematic for the Apple iPad Air, in a PDF of about 1 MB; the file name does not give a logic board number, revision or cellular variant. Before relying on it, compare component references and connector layouts with the board you are repairing. Technicians use these diagrams to trace supply rails from the PMIC, follow the charging circuit and Lightning port lines, and check display and touch connector signals when diagnosing no-power or no-image faults. Search the PDF for net names to jump quickly between pages.
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 @BoardSchematic. 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.