Lenovo laptop motherboard schematic for board LA-C582P, revision 02 as indicated by the R02 suffix, supplied as a 1.54 MB PDF. LA-C582P uses Compal's board numbering, and Compal produces many Lenovo designs. The diagrams let technicians follow power sequencing, trace voltage rails and signals, and find components when diagnosing no-power or short faults. Any PDF reader opens it, and text search helps locate net names. Make sure the revision printed on your PCB matches, because a revision 1.0 drawing also exists.
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 @cynetitsolution. 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.