Quanta AK1 schematic in PDF form, 645 KB, covering a laptop motherboard built by the contract manufacturer Quanta. The name gives only the project code, with no revision, brand or model. The compact size may mean fewer pages than a full set, so check page coverage. Compare the AK1 marking on the PCB with the drawing title block before probing. Typical uses are tracing the charger and system power circuits, checking how the EC and southbridge connect, and finding which net a shorted capacitor sits on, using a standard PDF reader.
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 @smschematics. 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.