UDI R/C U89S User manual
U89S
USER
MANUAL
▲This product is suitable for users over 14 years old.
▲Stay away from the rotating propeller
▲Read the <important statement and safety guidelines> carefully.
②
①
Ready Before Take Off
Drone preparation
Front (Prow)
Rear (Tail)
Charging Instruction
Battery power is insufficient in the original plant. It must be charged saturated before
it can be used.
Connect the original charging cable with the drone battery, and then connect other USB
charging port. The charging cable red LED keeps bright when charging and the LED turns
green when fully charged.
Drone battery
Charge with USB port
▲Only use the
original charging cable.
USB adapter
(Not included)
A Propeller
Camera
Drone Battery
Drone upper
housing
Guards
B Propeller
B Propeller
A Propeller
Power Switch
Front LED(Green)
Drone bottom
housing
Rear LED(Red)
Front LED(Green)
Rear LED(Red)
Top cover
Input: 5V 2A
02
Transmitter Preparation
Power-LED
Phone Holder Jack
Left Stick Right Stick
Speed Switching
Take Off / Landing
/ Emergency Stop
Power Switch
Return Home /
Heading Hold Mode
Video/Photo
Flip(Press Down)
Trimmer(Press Down)
Phone
(not include)
Notice:
Taking photo and recording video are available
after connecting with smart phone.
4×1.5V AA Battery
Battery
cover
Back
Open the battery cover of the remote controller
and place the same type of battery with saturated
capacity, according to the '+-' electrode indication
in the battery cell (Not include).
Battery installation
Press the battery button and pull the battery back.
Battery Installation
Remove:
Put the battery into the battery
compartment and push it into position.
Install:
Battery buckle
03
When take out the phone clip, you need to press the clip buckle behind
the phone clip , so that the buckle can be closed and removed easily.
①Take out the phone holder
and insert into the transmitter.
②Pull out upper lamp of the
holder and put the phone into
the holder, then release the
clamp, and the phone will be
fixed on the holder. Please
make sure that the button on
phone is not clamped.
Flight Operations
Mobile phone connect with Drone
Download and install APP: Flyingsee
This software is suitable for mobile phones in the
IOS and Android system. For detailed operation,
please check the system “HELP” of APP.
Mobile Phone Installation
Press down
① Turn on the prower on the transmitter, the
transmitter indicator light will flash quickly.
② Pull the left stick until bottom
and then release, the transmitter
power-LED will flash slowly, and
enter frequency pairing.
③Turn on power switch of drone, the indicator
light becomes from shiny to long bright which
indicating the drone is in the state of successful
opposite frequency.
It must be placed on the horizontal ground.
Transmitter connect with Drone
Frequency Pairing
04
Left stick
Go up
Go down
Control stick operation
Clockwise turn
Counterclockwise
turn
Right stick
Fly to the left
Fly to the right
Forward
Backward
Take off
After the frequency pairing is successful, press the "take off/land" button,
the transmitter will sound "di", and the drone will automatically rises and
flies at an altitude of about 1.2 meters.
Tip: Do not use the emergency stop function unless in emergency situation.
Landing
During the flight, press the "take off/land" button, the
transmitter will sound "di", and the drone will land slowly
until landing.
Emergency Stop: During the flight, long press the " take off/land" button,
the transmitter will sound "di.di..." and the drone crashes directly.
Don’t operate the left stick during landing, otherwise the current command will automatically fail.
Front
Rear
Front
Rear
Return Home
05
Heading Hold Mode
Aerial photography
①
②
The default setting is NOT Heading Hold Mode.
Heading Hold Mode means that the user can operate the aircraft
without having to distinguish directions. This mode is suitable
for beginners, or when it is difficult
to distinguish the forward and
backward direction of the drone.
The Heading Hold Mode needs to ensure that the
front of the drone is consistent with the front of
the controller, the controller does not change
the direction of the transmitter, and the
drone is always in front of the controller.
When the front of the drone
is not consistent with the
pilot's front, the drone will
lose control or be lost.
Start: Long press the "Heading Hold Mode" button, the transmitter
will sound "didi" to enter the Heading Hold Mode.
Off: Long press again, the transmitter will sound "dididi" to exit
the Heading Hold Mode.
Front
Rear
The return home function is only available when the drone is in Heading Hold Mode.
Make sure the drone is in front of the users. Wrong position may cause the drone fly to
other direction.
Press the "Return Home" button, the transmitter will sound “di”, and the drone will fly
back to the users. Pull down the Left Stick slowly to land the drone when the drone fly
back and close to the user.
Press the "Photo" button once, the
transmitter will sound “di” to take
a picture.
Photos
Long press the "video" button, the transmitter
will sound “didi” to enter the recording state,
to repeat this action to stop recording and
save video.
Video
Notes for Filming
①The photos and videos are stored in the phone local gallery, you can display in the
phone directly.
②App must be authorized to access the phone gallery, if not, then may be unavailable
to display the video and photos.
06
Press down
Low speed default
Speed Switch
Low speed: suitable for beginners to practice without wind.
High speed: suitable for professional operation in outdoor
wind resistance.
Press the “Speed Switching” button, the transmitter
will sound "didi" to enter the High Speed Mode "H".
Press again, the transmitter will sound "di" to enter
the Low Speed Mode "L".
Flips
During the flight, short press down the right stick in
the center button, and push the right stick
upward/downward/left/right, the drone will complete
a roll operation.
Roll backwardRoll forward
Front Rear Front Rear Front Rear Front Rear
Roll left
Left RightLeft Right Left RightLeft Right
Roll right
Tips: When the drone is fiercely impacted or crashed, it may cause the gyro can not recover and
cause difficult control, if so, you can re-pairing & re-calibrateand put the drone on the level surface.
After successful frequency alignment, the right stick is
pushed to the lower right corner by 45°, and the drone
LED turns to keep bright after quick flashing, indicating
that the gyroscope has been calibrated. Release the right
stick.
Drone calibration (When abnormal flying)
07
Left and right side flying trimmer
During the flight, if the drone tilts left, hold down the left
stick in the center button, and push the right stick right to
adjust. Otherwise push left.
Forward / Backward Trimmer
During the flight, if the drone tilts forward, hold down the
left stick in the center button, and push the right stick
backwards to adjust. Otherwise push forwards.
Left and right turning trimmer
During the flight, if the drone head rotates left, hold down
the left stick in the center button, and push the left stick
right to adjust. Otherwise push left.
Flying Trimmer
Hold down
Hold down
Hold down
Push the left and right stick inward to the 45 degree angle
simultaneously.
①In standby, unlocked the motor and working.
②In Working, locked the motor and stop rotating.
Unlocking/locking the motor
Note: If the propeller is deformed or damaged, Altitude Hold Mode will fail.
If the atmospheric pressure is instability or Typhoon weather, Altitude Hold
Mode can not work well.
Intelligent flight control system calculates the hovering position, more stable control
feature, makes it easier for beginners to control. Release the stick, the drone will keep
hovering automatically to enable single hand operation.
Altitude Hold Mode
Low Battery Alarm
Transmitter:
When the transmitter in low battery, the transmitter will continues to sound
"di...di...di......" to remind the user to return home and replace the batteries of the
transmitter as soon as possible.
Drone:
When the drone in low battery, the transmitter will continues to sound "di.di.di......" to
remind the user to return home.
08
①
②
When the propellers get stuck, then activate stuck protection function and the motors
stop running.
Pull down the left stick to the lowest position and then go back to the center, stuck
protection will be released and the drone can fly again.
Stuck Protection
Out of range alarm
When the drone is out of the remote control distance, the transmitter will continues to
sound “didi...didi...didi” to alarm the user to return the drone immediately.
Parts Replacement
Propeller Replacement
Propeller guards assembly instruction
Install: attach one buckle to the arm and then
push anotherbuckle in until they locks.
Remove: take it out from buckles on both
sides and pull out the propeller guards.
Alignment
screw hole
There is different A and B remarks on the propeller. Be sure that the propellers are
installed to the correct motors, which remarked the Letters to identify on the motor
holder, if not, then the drone can not work normally.
Remove: Turn out the screw, hold the propeller
and pull out the propeller upward in the direction
of the vertical motor.
Install: The center hole of the propeller is aligned
with the motor shaft and pressed down in the
direction perpendicular to the motor. The screw
hole of the propeller corresponds to the screw
hole on the motor shaft. Tighten the screw and
install the propeller cover.
Please make sure the propeller are installed correctly, otherwise the drone cannot fly.
09
Li-Po Battery Disposal & Recycling
Wasted Lithium-Polymer batteries should not be placed
with household trash. Please contact local environmental
or waste agency or the supplier of your model or your
nearest Lithium-Polymer batteries recycling center.
Attention
①Switching sequence. At first, turn on the power of the transmitter, then turn on the
power of the drone. After the end, turn off the power of the drone first, and then turn
off the power of the transmitter.
Improper operation caused the crash. It is necessary to check and confirm the
connection of the motor，propeller or battery of the drone and the damage degree,
so that the drone can fly again. If there is damaged, please replace the new
accessories or prone to accident.
②
10
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