close-up of a green circuit board with connectors and a ribbon cable reflecting on a dark surface

audio background board cable cables capacitors cards chips circuit circuitry circuits closeup communication component components computer connections connector connectors copper dark data design details device devices digital electrical electronic electronics engineering equipment fixed focus green hardware harnesses inputoutput integrated interfaces internals jacks maintenance management microchips microprocessors motherboard mount network old parts pcb port ports power reflecting reflection regulators repair replacement resistors ribbon selective silicon soldered supply surface tech technology traces transfer troubleshooting voltage wiring