Using this converter is easy. First, connect the SDI cable to the SDI input of the converter and the HDMI cable to the HDMI output. Then, plug in the power supply to get it working. When using it, make sure the power supply voltage matches the converter's requirements. Avoid exposing it to extreme temperatures or moisture. For maintenance, keep it clean by gently wiping with a dry cloth. If you encounter any problems, check the connections first.