A component datasheet. Shared as “AMD_Hudson_D2_Hudson_D3_Fusion_Controller_Hub_FCH_Dat_#47794_REV1.pdf” — a .pdf file, 1.11 MB.
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 @Satale_bios_esquemas_Laptop. 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.
Any PDF readerSumatraPDFFirefox / ChromeFlexBV (links PDF to boardview)