Using this Avitech MCC - 8001U Image Scaler/Processor is easy. First, connect it to the correct power supply that comes with it. Then, link it to your device to start scaling and processing images. When using, make sure the power supply is stable to avoid any interruptions. For maintenance, keep it in a dry and clean place. If there are any dust accumulations, gently wipe it with a soft cloth. Don't expose it to extreme temperatures or humidity as this may damage the device.