The AMS HT is equipped with a lid-open sensor, consisting of a magnet and the AMS HT Lid Status Hall Sensor. If the lid is opened during the drying process, the printer will issue a reminder. The magnet is located on the lid handle assembly, while the AMS HT Lid Status Hall Sensor is positioned on the main frame.
Installation
Learn more about the AMS HT Lid Status Hall Sensor on Bambu Lab Wiki.