Quanta board schematic for DA0U33MB6D0, delivered as a 1.56 MB PDF with no laptop model or brand in the name. The number follows the Quanta convention printed on the motherboard, with U33 as the project code and the final characters relating to the revision. Use the drawings to work through the power sequence, check expected voltages at regulators, follow chipset and memory wiring and locate parts on shorted nets. Compare the full board number on the PCB first, as near-identical numbers can be different designs.
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 @abgm_manutencao_esquemas. 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.