Inject 1V into the shorted rail found in the schematic. Use thermal imaging or alcohol evaporation to spot the failing component. Corrupted BIOS / EC firmware or missing RAM VCC
If the MB-17 W is from a scope or signal generator, the schematic will show: Mdk Mb-17 W Schematic
Search for the specific processor or module number on the manufacturer’s site. For example, look under "Design Resources" or "Documentation" on NXP or Nuvoton support portals. Inject 1V into the shorted rail found in the schematic