Nighthawk Pro
www.emaxmodel.com
１６
Frequently Asked Questions
①After power, flight controller indictor not lit on, but ESC indicator lit, please check if ESC switch is switch to ON
② After connected micro USB to computer and flight controller, if the flight controller LED light are not on, please
check if the computer has installed the driver, check ESC SWITCH is switched to ON position and check if micro
USB connection.
③If copter motor sound“beep-、beep-、beep-”after connected the battery, please redo ESC Calibration.
④If green LED light flashing and motor not able to arm, please redo Accelerometer Calibration
⑤If copter cannot lift off the ground, please check battery voltage.
⑥If motor arm but motor is not spinning, please check connection between motor and ESC.
⑦If no video feed on monitor or goggle, please check video transmitter and receiver channel are tuned to the same
channel and power output switch for video transmitter to switch to ON.
⑧If LED light is not on, please check power output switch for LED light is switched to On and make
sure connection are secured.
⑨If copter is drifting in roll and/or pitch axis, please redo Accelerometer Calibration or use Acc
Trim Sticks command to tune accelerometer.
⑩If copter is not moving in correct direction, please redo Magnetometer Calibration.
Appendix
ESC Calibration
To calibrate single ESC:
①Switch ESC SWITCH to OFF position.
②Calibrate M1 ESC: Since 3pin connector of M1 have BEC, connect M1 connector directly into THR on
the receiver. Connector and Receiver connection see below:
Receiver 6Pin cable ESC calibration port
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