This unit doesn't come with a power supply. There's a known issue where IN 4 SDI doesn't work.

Using this Blackmagic Design ATEM Television Studio is straightforward. But remember, you'll need to provide your own power supply as it's not included. When you start using it, be aware that the IN 4 SDI input doesn't function. As for maintenance, keep it in a clean and dry place. Regularly check the connections to make sure everything is secure. If you encounter any other issues, it's best to consult the official documentation or contact customer support.