A very small 10.6 KB PDF whose name points to a 24C32 serial EEPROM, with a trailing P that the name does not explain. At that size it is probably a short excerpt or a single-page datasheet rather than a full board schematic. A 24C32 stores 32 Kbit (4 KB) over the two-wire I2C interface and is read or written with a common EEPROM programmer. Use the document to confirm pin 1, SDA and SCL positions and the WP pin before clipping on, and save a copy of the original contents 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.