Documentation for the Quanta N91A board at revision 1A, provided as a 1.09 MB RAR archive. The name does not identify the laptop brand, and the contents are not listed, although a schematic is the likely payload. N91A is one variant of Quanta's N91 project, which also includes the C and D versions. Use the diagram to locate components, trace voltage rails and check for shorts during board-level repair. Confirm the variant letter and revision printed on the PCB before relying on any values.
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 @IT_SERVICE_WORLD. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.