Temperature ControlMENU m → System → Temperature Control → ENTER ESystemTemperature Control 77- The displayed image may differ depending on the model.This function detects the internal temperature of the product. You can specify the temperature range that is acceptable.The default temperature is set to 77 C.The recommended operating temperature for this product is 75 to 80 C (based on an ambient temperature of 40 C).― The screen will become darker if the current temperature exceeds the specified temperature limit. If the temperaturecontinues to rise, the product will power off to prevent overheating.