Part sheet for the 2SC2636, 59.4 KB PDF, whose _E ending could indicate an English-language edition, though the name does not confirm this. JIS numbering assigns 2SC to NPN bipolar transistors. Although placed in the schematic category, a file of this size is likely a concise datasheet. Consult it for pin configuration, absolute maximum ratings and the package outline when testing or replacing the transistor. Check that the device marking matches before trusting the values.
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 @cyberlanelectonik. 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.