The first two mosfets near the power jack often fail. If they are scorching hot to the touch, they are likely shorted. Multimeter in continuity mode.
Finding a boardview for the can be tricky because these markings (HannStar, MV-4, 94V-0) actually refer to the PCB manufacturer and material , not the laptop's motherboard model. hannstar j mv4 94v0 e89382 boardview hot