PDF schematic of the Quanta DM1 laptop motherboard, 1.47 MB, with no revision or brand model listed in the name. Quanta is an original design manufacturer, and DM1 is its internal code for the board. Technicians use these pages to follow rails from the charger to the CPU and memory regulators, check signal chains such as power button, EC and PCH handshakes, and identify the parts on a shorted line. Read the code and revision on the PCB first so the values you take from the diagram apply to your board.
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.