PDF schematic for an HP Pavilion dv5 with an AMD processor platform. The file name lists no motherboard number, ODM project or revision, so read the title block on the first pages and compare it with the code on the board before trusting the values. At 795 KB it opens in any standard PDF viewer. Technicians use drawings like this to follow voltage regulators and power-on sequencing, measure expected rail voltages, track down shorts to ground and identify parts around the EC, chipset and display connector.
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.