The change of technology in the Safire 4N1 motorized cameras is done through the switches on the camera. The appearance and distribution of these will vary depending on the model.
Below are the different combinations to make the change of technology: (to find more information https://athena-visiotech.s3-eu-west-1.amazonaws.com/EEFMynABGAWsnHhdr0SN/SD_F4N1_Quick_Start_Guide_V3.44_20180206.pdf