Attop YD-719 User manual

Thanks for choosing ATTOP product! This is a 4 axle aircraft which is capable of flying
in confined space and outdoor, in order for you to maneuver the R.C. helicopter more
conveniently and easily, please fly it only after this instruction manual is carefully read,
in the meantime, this manual shall be properly kept for future necessary adjustment
and repair work.
This aircraft, regardless of location, weather, as long as the wind scale is no more than
category 4, can satisfy your desire for flying.
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Mistakes made due to negligence of these operation instructions
may cause property loss and severe human injury.
Mistakes made due to negligence of operation instruction may
cause danger.
Please do not fly the R.C. helicopter under any specified forbidden
environment.
This RC helicopter is not a toy, though it is just a mini RC 4 axle heli, it still could be
dangerous. Please fly the model RC heli according to the manual instruction and its
notices. Any modification, maloperation or unfamiliarity to the heli could bring about
unexpected danger or accident, please be prudent.
NOTE: for any RC helicopters, neither manufacture nor dealers is responsible for any
losses caused by maloperation or improper assembly or accidents owing to abnormal
abrasion or inappropriate environment. This product is suitable for l4years old and
above. Please only operate the heli in safety €nvlronment, once sold; ATTOP will not
hold any responsibilities for property loss and pereonal inJury caused by maloperation,
disassembly and modification.
This model RC heli requires high operation skllls and ls consumable. After itspackage
is opened and the heli is flown, varying degree of abraslons occur. Malfunction or
dissatisfactory brought about during usage wlll not be entltled to replacement nor
return. ln case of operation and repair instruction, pleaee contact ATTOP and our
agencies for technical support and after sale service.
fA;q R.C model and 4 axle aircrafts are products with danger; it must be away
from the crowd when flying. Misassemble, defect, poor performance of the electronic
control or improperoperation could lead to unexpected incident like plane damage or
personal injury. Please pay attention to flight safety and make sure it is well understood
that responsibility will fall on the player for accidents caused by himself.
re)*-q R.c. heli. is for indoor and outdoor use only, must
stay away from obstacles when flying This product is suitable
for indoor and outdoor (wind scale must be under 4) use only,
for indoor, please make sure it is clear of obstacles; for outdoor,
stay away from crowd and pets etc, do not fly it in improper
environment,such as areas with heat source, power line and
power source etc.otherwise, fire or electric shock,loss of fortune
or personalinjury could occur due to crash, emergency landing
or entwining.
The interior of heli consists of many precise electronic and
mechanic components, therefore moisture and water must be
prevented and it shall not be performed in bathroom or in rainy
days to avoid breakdown of the components that may cause
unexpected accidentl
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Please do not tear apart or modify the RC heli at will and only
apply authentic ATTOP components to update, replace or fix
RC heli to ensuro its safety. Please only maneuver it within its
limit. Any lllegal purpose of use concerning its safety shall be
stopped. I
iffitto oatlery .
When install batterles, make sure the electric polarities are
correct, do not mlx new batteries with old ones. For long time
storage, please take them out to prevent battery leakage.
Please dispose abandoned batteries in accordance to the laws
and regulatlons of the corresponding region to prevent pollution
to the environment. s
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Ll-Poly battery is comparatively more dangerous than other
batteries. Please make sure below instruction is carefully read
and rigorously followed prior to using them. ATTOp shall not be
responsible for any damages caused by improper operation of
the battery.
The battery can only be charged by authentic ATTOP charger,
otherwise it may lead to fire or explosion. Do not hit,
disassemble, burn or connect them to the wrong pole. Avoid
contact from metal or sharp item otherwise it may cause short
circuit or fire.
Be cautious when charging the battery and make sure it is within
sight and beyond the reach of children to avoid any danger.
Please do not charge the battery if it becomes when during
usage.Otherwlse lt will inflate, deform or even cause fire which
could cause property damage and personal injury, please
d ispose
abandoned battorleo ln accordance to the law and regulailon of
the corresponding reglon to prevent pollution to the environment. S
Most of the RC alrcraft are made of pA flber, plaailc and
electronic materials therefore lt ohould etay away from heat
ioyrge, sun shine to pr€vent deformailon even damage caused
by high temperature. A
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This product is suitable for 15 years old or above. lt is not
easy to learn to fly 4 axle RC heli at the beginning, try not to
fly it alone and make sure with experience adult instructing.
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Li-poly battery 3.7V600mAh 20C
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forward direction blade'2pcs
backward direction blade'2pcs
YD-719 USB cable
NffiI
mpower switch
Speed gear swilch
(*: high speed -: low speed)
r-
throttle (f)
UR turnlng
stick (f.r)) forward. r
ffiffil;9
stick(t.l)
B/F trlmmor
Power lndlcrtor
UR turning trimmer
UR flying trimmer
dofault 0olor lr rad, whloh moans low power (flashing slowl
(NOTE: thc rlrcraft wlll perform 3D rolling movement when the speed gear is on "+'and
the accordlne rtlck le pushed to the highest point. Please think twice before you make
this operatlonl)
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* AA 1.5Y +
+ AAA 1.5y -
- AAA 1.5V +
clockwise
1#impeller- 2#impeller
1#impeller
2#impeller
motor foundation
1 . Power on the elrcraft: Connecting the power of aircraft,then put the aircraft on a flat
ground or table.
2. power on the remote:Before switching on the remote,make sure all the trimmer arrows
are pointing to the center,the 3D speed switch should be in the "-" mode,finally switch
on the remote.
3.Notes when flying:Throttle down the throttle stick to the lowest position promptly if the
aircraft is crashing or the rotor block down.Otherwise,the received circuit board witt Oe
damaged.
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push the throttle stick to the
lowest point and switch on the
remoter power
NO/OFF power switch
STEPs
after flight, please removo the
battery from the helicopter and
ll ,'"""e form a habit doing this to
I I keep ihem well maintained.
rl
Li-poly battery
3.7V600mAh/20C if not taken out, they may be
damaged due to over discharging,
which could even cause fire.
for long time storage, please
remove ihe batteries and keep
them well mainiained.
NOIOFF
power switch if taken out, they may be
damaged due to over discharging,
which could even cause fire.
or fong tirne atorage, please remove the battery fr
nd ke maintained.
PRIORTO FLIGHT, PLEASE PRACTICE FIRST
Prior to flight, ploaso prnt:tir:o first so as to acquaint yourself with the operations Before it is well
understood how tc, mrnouvor tho flight, please do not fly !he R.C heli. Please read instruction
manual and kcop practlclng unlll tho basic flying skills are mastered.
1.put the R.C holl ln un opon oron with its tail facing the player.
2.praciice oporatln0 all lho r;ontrolling sticks on tha remote (see detailed operation in below
picture) and r(,p(}Hl tlril prrrr;lit;(, k)r throttle sticks, L/R lurning trimmer, and F/B flying trimmer.
3.practice for fllgltl ln r:rrrr:irrl, plous() keep practicing until all the operations can be done on
hearing the ordorr lor olrr:lt rnovoment without thinking
I LLUS TRAT I ON MODE ,LLUSTRATION
flrilel I oouo
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:;Jr-",,i,;i...ri
l- go oown
lRudd*l turn Ieft
il r .I
-__;_-:;_-1 , 1 :r-,**&.,
1;', -il
turn rioht
rrrrvrr loft
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F
klrward
m"''l
! oouo-re ch€ck tl ttro E(;rown ufu illl tightened?
o Double check ll llrn lrrrlkly ;xrwer for
] hansmitter anrl rrx:rrlvilr tH rrrr0ur;h.
ffiffi.r
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Please only fly the R"C heli in an open area clear of crowd
and obstacles. either indoor or outdoor
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. Pleaso reconllrnr lhnro rrro no othor people and obstacles
oTo ensure safoly lllgtrl, lll(, pilot must first learn to
control tho hollcotltor lo hovor, This is the basic for
flying a R.C hollml)t(,r (l-lovor: it means the helicopter
stay aloft and mHlntnln ln ot)o position)
.When practicln0 flylnll, Btuy 2 meters away from the baek
of the helicoptor,
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When helicopter flies off the ground, slowly throttle down and land the helicopter. Keep repeating this action
until you feel confldent about the controlling the throttle.
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l.slowly push up the throttle stick.
2.perform following actions in sequence:
move backward/forward/lefr/right, then
control the aileron and throttle tick to
retum the heli to iis original position.
3.this heli has leveling function, when the
rudder stick.eturns to tho center, the heli
will hover horizontally !
ffi;il
. lf the heli fli6$ out of its course, slow it down and thon land it. Then, move to the very back of the heli 2 meters
away and keBp practicing.
.lf th; heli is too far from you, land it first and mov€ closer to where it is 2 meters away from the heli and keep
l.slowly push up the throttle stick
2.ffy the heliio the right and then gradually
turn rudder stick in the opposite direction and
retrievethe heli to its original position
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when you feel confident about above actions ln
step 1-3. Draw a circle on the ground and man€uver
the heli within the circle. This can be done to
enhance your control accuracy in flying the heli,
.As you get mo.e adept in performing those actlons, try an oven smaller circle.
repeat the practice standing in front of the hell
Slowly push the throttle stick up till the heli flies off the ground.
l.adjustment on direction
When the heli takes off. if it flies io the
lefUright
lf it flies to the right, tum ihe himmer
to leit
lf it flies to the left, turn the trimmer
to right
2.adjustment on flying forward and
backward When the helitakes off, if it
leans forwardlbackward
lf it leans forward, turn the lrimmer down
lf it leans backward, turn the trimmer up
3.adjustments 0n lev'el turn
When the heli takes off, if il leans to the
righVleft
lf it leans to the right, turn the t.immer
to left
lf it leans to the left, turn the trimmer
to right
lf the heli tilts, trimmer can be utilized to modify it
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/- - - ---_- -'-. / : L "ii" -
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move left i:l I move righl
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+
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When you get adepter about step 1-4, try practiclng thoso actlons standlng on the side of the hsli and then
turn left
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!. ,"r _.. lr..i,-..
./;:::.'..' '|ii. ; ' Capable of doing tilts, 3D rolls, Ioops ''";". ..i, .1.
l:ti::,., easily with flexibility and stable flight 'l:.1,rl..
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This heli has leveling function, when the rudder stick returns to the
center, the heli will hover horizontally.
When all the abovo mentloned actions are all well mastered, some exciting actions like rolling
and looping can be practlced. First of all, switch the throttle stick to "+", after the heli reaches
the height of 3 meters, pull the rudder and turningtrimmer to the lowest point and then fully
release them, sequently , the heli will roll. lnterval for the rolling action is 4 seconds.
1
After th6 batlary lr lnr.ilcd
in tho hell, lndlcttor llght
on recolvsr kaapa tl.rhlng,
no responao to oparatlono
Frequency adjusting between
remote and receiver not
successful
Readjust frequency for r€mote and
receiver.(please refer to P.6 for
details)
2No response rftar baitory ls
inserted ln thr hrll
l.check if the power for
remote and receiver is on
2.check the voltage of the
batteries of remote and
receive
3.contact on the poles are
not good
1.open the transmitter and make
sure if the battery is inserted
in righl position
2.use a fully charged battery
3.reinstall the battery and
confirm if the contact for
the pole is o
3Motor does not run whcn
operating thc lhrottlc ltlck
and the lndlcator llght on
receiver keepr ll$hlng
Power for the LFPoly batter
is not enough Charge the battery or replace it
with a full battery
4Main motor bladc rplnc but
heli won't fly
1.the blade has deformed
2"battery power is not
enough
't.replace the main blade
2.charge the battery or replace
it with a fully charged battery
5Heli shakos a lol 1.main blade has deformed
2.main frame has deformed 'l.replace the main blade
2.replace the main frame
6Turning hlmmcr has been
tried but hell etlll aplna,
speed to the rlght and left
does not conform
1.main blade has defomed
2"motor does not work wel l.roplace main blade
2,replace main motor
7Heli leans forward/backward Cenler on lhe gyro is not
correct
Turn on the heli and center the
climbing and diving trimmer then
restart the heli
IIt won't fly after it falls
down l.motor has dropped off 2.gear has loosened l.reinstall the motor
2.tighten the gear

1Airframe houslng 2Receiving board
3Maln frame 4Battery case
5Llbattery 6Carbon fiber tube
7Motor covcr 8 LED white light
IMaln motor 10 Motor gear
11 Bearlng 12 Main gear
13 Motor aaat 14 Main steel tube
15 1# bladc 16 2# blade
Materials, speclflcatlons for the parts and packing indicated in the inslruction manual are
only for referenco, ATTOP wlll not be responsible for their changes in future nor could we
notify consumero. For any updates and changes, please refer to AITOP website.
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YD-719

GAFF'I
Vfr.-Lt-r!,.oil
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Esteen'red Customers, very thanks for your choosing our YD-7'19
4 Axle Aircraft from Attop, please take your little time to refer to
bellowed Quick Operation manual if it was your first time to play it,
and it is trusted to help you playing well.
This 4 Axle Aircraft is a standard aircraft modef, not a toy product.
Please make sure to operate it under supervising by adult which
having model-playing experience, supposing juveniles played it.
Special notice point for new you:
f# ftr.a little bit throttle stick when you get into the 3D eversion
F,:"i:1+1ig#*r*:the aircraft m+re,, stabl e an d sm ooth h o ve ri no a ft e r eve rs
I little bit throttle stick when you get into the 3D eversion performance.lt can
the aircraft msfe,,stable and smooth hovering after eversion.
but
" Bear -
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