electronic component, close-up, macro shot, circuit board, soldering, microchip, voltage regulator, metallic texture, green PCB, silver traces, copper connectors, integrated circuit, LED indicators, heat sink, silicone thermal pad, insulated wires, adjustable core voltage offset, precision screwdriver, technician's hand adjusting, laboratory environment, antistatic wrist strap, focused task, artificial lighting, high contrast, detailed texture, shallow depth of field, technology theme.