Motor Stall Protection; Low Power Protection; Protection; H123D Frequently Asked Questions - Hubsan H123D X4 JET User Manual

3.8 Motor Stall Protection

When aircraft crashes or its propellers encounter blockage/obstruction, the motors
will automatically disarm to prevent further damage.

3.9 Low Power Protection

When the aircraft battery is low, the aircraft will beep and its rear LEDs will flash.
When the aircraft battery has reached its maximum flight limit, the aircraft will
slowly descend.
3.10 Loss Of Flight Control Protection
When the aircraft and transmitter lose connection after 3 or more seconds, the
aircraft will automatically descend.
H 12 3 D F r e qu en tl y A sk e d Que stion s
1. Aircraft and remote control are not pairing
（1）Check that the aircraft and remote control are both powered on.
（2）Turn off both the aircraft and remote control. Rebind the aircraft to the
remotecontrol.
2. No video on the screen or user is experiencing strong video feed
interference
(1) Check whether there are strong sources of wireless interference (i.e. WIFI,
electricity, radio tower frequencies, etc). If there are any, please change your flight
location.
(2) Rebind the copter to the transmitter, as the 5.8 and 2.4 frequencies might be
interfering with each other.
(3) Browse through the selection of available 5.8gHz frequencies to find a clean
channel.
3. Aircraft/video feed is shaking/shaky
(1) Check if the aircraft propellers are deformed or broken. Please replace them.
(2) Check that all aircraft body screws are firmly in place.
(3) Check whether any motor shafts are broken. Motors must be replaced if the
shafts are broken.
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