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: 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.

This step ensures all motors start at the same time and respond equally to your throttle: : Ensure propellers are OFF .

: Wait for the ESCs to emit a short beep (full throttle signal), then immediately lower the transmitter throttle to idle. kk2.jpg

: 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 +).

: Hold down Buttons 1 and 4 on the KK2 board and keep them pressed. Power Up : Plug in the drone's battery. : Power up your transmitter (TX) and FC

: Turn on your transmitter and set the throttle to maximum.

: 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. If they move the wrong way, use your TX's "Reverse" setting

: Use the on-board "PI Editor" to adjust the gain settings if your drone feels shaky or sluggish. Beginners can often start with the default firmware settings provided by DroneTrest. KK2.1 Flight Controller Guide - Guides