based on what I've read, you need a Portta HDMI to component scaler box or something like it. https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.amazon.com/Portta-Component-Converter-Scaler-support/dp/B00JVNUAEI&ved=2ahUKEwjc0-bL9rT_AhXPEVkFHRFDCT8QFnoECEUQAQ&usg=AOvVaw01LDI-avkNSqzCwL7M2AVL
or use a VGA cable and a transcoder https://www.ebay.com/itm/174151197805