Designing arcade machines for easy troubleshooting is crucial for minimizing downtime and ensuring a seamless player experience. Several key considerations must be integrated into the design process from the outset. Firstly, implementing a modular design for critical components such as the power supply, monitor, and printed circuit boards (PCBs) allows for swift replacement and testing. Technicians can quickly isolate and swap out faulty modules without extensive diagnostic time. Secondly, incorporating comprehensive built-in diagnostic systems is essential. These systems should include status LEDs, error code displays, and software-based self-tests that run upon boot-up, providing clear indications of hardware or software failures. Thirdly, ensuring easy physical access to all internal components is vital. Cabinets should feature tool-less access panels, well-organized internal wiring with clear labeling, and components mounted in a logical, accessible manner. Fourthly, providing clear, detailed, and readily available documentation for technicians, including wiring diagrams, troubleshooting flowcharts, and component specifications, drastically reduces repair time. Finally, using standardized, commonly available parts instead of proprietary components ensures that replacements are easy to source. By prioritizing these elements—modularity, diagnostics, accessibility, documentation, and standardization—manufacturers can create arcade machines that are robust, reliable, and exceptionally easy to maintain and repair.