Training archive titled as a maintenance course, numbered in a series, about 87.2 MB. The name does not state the subject, devices, language or file formats, so the contents are uncertain until it is opened. Repair courses like this typically include lessons on circuit basics, power sequencing, measurement methods and fault finding on laptop or desktop boards. Check what is inside after extraction before relying on it for any specific repair procedure."}
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 @videocard_notebook_resistance. 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.