Using this Panasonic AW - HS50 video switcher is easy. First, connect your video sources to the appropriate input ports on the switcher. Then, use the control panel or software interface to select which video source you want to display. Remember, since it doesn't have a power supply, you'll need to provide your own compatible one. When it comes to maintenance, keep it in a clean and dry place. Avoid exposing it to extreme temperatures or humidity. Regularly check the connections to make sure they're secure.