Compact 41.4 KB PDF for the 2SC2671, with an _E suffix that may denote an English edition, although the name does not say so. Following JIS conventions, 2SC indicates an NPN transistor. Although filed under schematics, it is likely a brief datasheet listing ratings, characteristics and the package. Use it to confirm pin order and maximum voltage and current before replacement or substitution. Check that the marking on the physical part corresponds to this number before relying on the data.
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.