◎Switch off the power of the speed control and please make sure the speed control is not connected to the battery.
◎Remove the motor gear to allow the wheels of the model are free to rotate.
◎Switch the transmitter on and move the transmitter throttle stick to the neutral position.
◎Connect the battery to speed control and press and hold the on/off button to turn on the unit until there is a BLUE Led light up.
◎After the BLUE Led is light up, that mean throttle range setting mode is entered and the neutral position has been set.
◎Move the throttle to the full throttle position, then the BLUE Led will be flashing until a solid BLUE Led will be light up. Light up BLUE Led represent the full throttle position has been set.
◎Move the throttle stick to the full brake position, then the RED Led will be flashing until a solid RED Led will be light up. Light up RED Led represent the full brake position has been set.
◎Move the throttle stick back the neutral position again, then the flashing RED & BLUE(purple color) Led will be light up that means throttle range setting has been completed.
◎The speed control will be ready for use when it powers is off and on again.