Hubsan X4 PRO Manual page 19

Open the cover, take out According to the correct
the holder polarities, install 8 x AA battery
Insert the plug into the power
jack, fasten the cover with a
screw
FPV TRANSMITTER
4.3 BATTERY MOUNTING
• Do not mix old and new batteries • Do not mix different types of batteries
• Do not charge non-rechargeable battery_
4.4 TRANSMITTER STICK CALIBRATION
MODE 'I transmitter
Push the left joystick to the top on the left, and the right joystick to the top on the right, keep
them in this position and then turn on the transmitter, the LCD screen will show 'CALIBER-
ATE STICK", Move the joysticks in a circling motion about 3 times, and then release the
joystick and press any trim to save and exist.
MODE 2 transmitter
Push the two joysticks to the top on the left and keep them in this position, and then turn on
the transmitter, the LCD screen will show 'CALIBERATE STICK', move the joysticks in a
circling motion about 3 times, and then release the joystick and press any trim to save and
exist.
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