Short Persian-language PDF guide, saved from a web page, about current-draw testing. That is the practice of reading the power-supply current a board pulls to diagnose faults. The name names no device or board. The technique helps distinguish a short, a stuck power sequence or a normal boot by watching the ammeter on a bench supply. At 29.5 KB it is a brief text. Open it with any PDF reader and treat it as general training material, not a device schematic.
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 @schematic_mobile5. 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)