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How to calibrate the JJRC H37 MINI RC drone by remote controller?
Long press the calibration button for 2s.
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Does it support one key start?
Yes, it does.
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How to reset JJRC H37 MINI RC drone?
Download and install App, click "One - key reset".
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How to pair the drone with remote controller?
Push the joystick to the top and then pull back to the bottom. After the sound of Di-Di, the flash of indicator lights of remote controller and LED lights of drone will turn to constant lights, which means the pairing completes.
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Why the drone landing so fast?
Please pull down the joystick slowly to perform a smooth landing.
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Why the drone is out of control?
Please ensure the flying distance is within 30 meters and there is no electromagnetic interference, you can change other place.
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Why all the propellers are turning, but the drone can not take off?
Please make sure the battery is fully charged and the propeller is installed correctly.
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How does the indicator change when charging?
LED lights on when charging, LED lights off when finishing charging.
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Where can i download the user manual?
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Can this item be shipped to my country?
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Why does one of the blades not spin?
1. Check the tightness of the blades;
2. Remove the blade that does not spin to see if the motor is working properly;
3. If the motor does not work, check whether the motor gear is connected properly;
4. Remove the body shell, check if the motor cable is connected to the mainboard appropriately.
The detail you can read this post:
Troubleshooting: one blade does not spin as fast as others
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How to bind the quadcopter and the transmitter?
First turn on the quadcopter power switch, place it in a horizontal position, then turn on the transmitter. Push the left throttle lever to the highest position, and then pull it back to the lowest position. You will hear a clear "di, di" sound and the indicator light will stop flashing and just stay lit, meaning the frequency adjustment is completed and your quadcopter is ready to take off.
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Why the indicator light of the quadcopter is flashing?
1. The quadcopter is not binding to the transmitter correctly, please refer to the user manual to re-modulate the frequency;
2. Battery power is insufficient, recharge the battery.
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Why one of the blades spin slower than others?
1. Check the tightness of the blades ;
2. Adjust the trim key ;
3. Re-modulate the frequency, the quadcopter must be put on a flat ground;
4. Re-calibrate gyroscope.
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How to distinguish the steering of a blade?
Blades are usually marked with A, B or R. Diagonal direction blades have the same steering, adjacent blades have opposite steering.
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How to judge the steering of a motor?
1. Usually, motor with red and blue wires is usually a forward motor, while the reversed motor presents black and white wires. Diagonal direction motors have the same steering, adjacent motors have opposite steering.
2. On the motor surface sometimes you can find CW or CCW. CW stands for forward motor, while CCW refers to reversed motor.
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Why the transmitter has no reaction when operated?
1. Check and make sure that the batteries are installed by the right polarity;
2. Battery power is insufficient, please full charge the battery, or replace with a full charge battery.
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Why the voltage of single battery cell is lower?
Single battery cell voltage imbalance is a normal phenomenon. Large current discharge will usually lead to voltage difference. This may be caused by poor contact between battery and charger, and the customer should adopt balance charge mode to charge the battery.
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Why even though all blades spin, the quadcopter still cannot flip / rotate / take off?
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Can this item be shipped to my country?
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How to choose a drone's memory card?
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How to make aircraft aerial photography?
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How to choose the ultimate drone?
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What are the popular brands of consumer drones?
Toy drones are numerous, and you can find the best sellers among these brands: JJRC, SYMA, Cheerson, TKKJ, i Drone, FQ777, GTeng, JXD, WLtoys...
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