: Hold down Buttons 1 and 4 on the KK2 board and keep them pressed. Power Up : Plug in the drone's battery.
: Move the throttle to zero and the rudder stick to the far left.
: Power up your transmitter (TX) and FC. Navigate to the "Receiver Test" menu on the LCD. Move your TX sticks and verify the values change correctly (e.g., pushing the stick left should show "Rudder Left"). If they move the wrong way, use your TX's "Reverse" setting. kk2.jpg
: Use the "Subtrim" function on your transmitter to ensure all values (except throttle) show ZERO when the sticks are centered. 3. ESC Calibration
: Wait for the ESCs to emit a short beep (full throttle signal), then immediately lower the transmitter throttle to idle. : Hold down Buttons 1 and 4 on
: To prepare the motors for flight, move the throttle to zero and the rudder stick to the far right . A red LED or an "Armed" message on the screen will appear.
: Plug your receiver outputs into the left side of the board. Follow the pin definitions for Aileron, Elevator, Throttle, and Rudder. : Power up your transmitter (TX) and FC
: Connect your Electronic Speed Controllers (ESCs) to the right side of the board. Ensure you use the correct motor layout for your frame type (e.g., Quadcopter X or +).