The name 1SS360F gives a small-signal silicon diode number, per the JIS 1SS prefix, followed by an F suffix whose meaning the name does not state. The 72.8 KB PDF is probably the variant's data sheet with ratings and package outline. Compare it with the plain 1SS360 document to see what the suffix changes. On the bench it serves for polarity checks and choosing a correct substitute. Open it with a PDF reader and confirm the exact marking on the board part first.
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.