PDF schematic titled only R60, about 1.63 MB, with no brand, model or board number in the name. It may be the Lenovo ThinkPad R60 or a Quanta R60 project, but the name alone cannot confirm which, so open it and read the title block and revision before relying on it. Once the PCB is identified, the drawing helps trace power rails, follow the startup sequence and locate shorted or failed components. Any standard PDF reader displays it.
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 @alischematics. 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)