Translations:KAVAN Smart PRO Opto ESCs - Instruction manual/193/en
- On the other hand, the Smart PRO-200/220 requires connecting at least a 3S LiPo main battery since the power circuit is completely galvanically isolated from the signal interfaces. Always start the MAV Manager first and connect the controller through the USB interface. The external battery should be connected afterwards to prevent the controller going to sleep mode.}}