Using this AJA Ki Pro Rack video recorder and player is quite easy. First, connect the proper power supply that comes with the product to ensure it gets the right power. When you're ready to record or play, just follow the on - screen prompts. Remember, this unit doesn't have drives, so you'll need to connect your own storage device. For maintenance, keep it in a clean and dry place. Avoid exposing it to extreme temperatures or humidity. If you notice any issues, check the power connection first.