Only the number 1SS358 appears in the name of this 50.5 KB PDF, pointing to a data sheet for a small-signal silicon diode under the JIS 1SS prefix, despite its schematic label. It will not show board rails or test points; instead it provides ratings, characteristic data and package dimensions. Use it to confirm orientation and electrical limits when swapping a damaged diode or selecting an equivalent. Any PDF reader opens it; verify the marking code on the PCB part matches this device.
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.