# TMan u

2014.1 2Than k yo u fo rpurchasin g th e S900 . Pleas e visi t th e Spreadin g Wing s S900 pag e o n www.dji.co m regularly t o kee p u p t o dat e wit h produc t information , technica l update s an d manua l corrections . Informatio n i n thi s manua l i s subjec

t t o chang e withou t notice . I n usin g thi s product , yo u hereb yagre e t o thi s disclaime ran d signifythat yo u have understoo d al l point s completely . Whe n assemblin g thi s product , follo w al l instruction s carefully . Th e manufacture ran d selle r assum e n o liabilit

yfo ran ydamag e o rinjur yarisin g fro m th e us e of thi s product . Thi s i s a clas s A produc t of th e FC C certification . I n a domesti c environmen t thi s produc t maycaus e radi o interference , i n whic h cas e th e use rma yb e require d t o take adequat e measures . DJ I i s a registere d trademar k of DJI . Names of product , brand , etc. , appearin g i n thi s manua l ar e trademark

s o rregistere d trademark s of thei rrespectiv e owne rcompanies . Thi s produc t an d manua l are copyrighte d by DJ I wit h al l right s reserved . N o par t of thi s produc

t o rmanua l shal l b e reproduce d i n an yfor m withou t th e prio r writte n consen t o rauthorizatio n of DJI .

Th e S90 0 i s designe d fo rprofessiona l aeria l photograph yan d cinematography . I t i s use rfriendly , safe , stabilize d an d eas yt o fl ywhil e it s integrate d desig n make s assembl yan d configuratio n simpl e an d fast . Retractabl e landin g gear , vibratio n dampers , slightl yangle d arm s an d a minimalize d gimba l moun t allow fo r a clea r36 0 degre e vie w fro m th e camera . A patente d powe rdistributio n board , built-i n high-spee d ESC s an d motor

s wit h hig h efficiencypropeller s ensure dynami c stabilit yan d maximize d powe refficiency . Use d wit h a professiona l DJ I multi-roto rautopilot system , th e S90 0 ca n hove ran d fl yreliabl ymakin g i t idea l fo r photograph yan d cinematography .

2 © 201 4 DJI . Al l Rlaht s Reservec .

### Disclaime r2 Abou t 2 Content s 3 Caution s 4 Legen d 4 

### I n Th e Box

### 5 Mountin g th e Landin g Gea r6 Mountin g Fram e Arm s 7 Mountin g Electronics an d Wirin g 1 1 Connectin g XT6 0 Port s o n th e Cente rFram e 1 6 Installin g Batter

y1 6 Settin g U p th e Landin g Gea r1 8 Mountin g th e Gimba l 2 0 Appendi x2 2 ES C Soun d 2 2 ES C LE D 

### 2 2 

### Specification s 2 2 Gai n Valu e Setting s 2 3 FA Q 

### 2 4 

### Solderin g th e ES C 2 4 Remountin g th e Propeller s 2 4 Propelle rPrecaution s 2 4 Usin g th e Propelle rHolde r2 5 Assemblin g Moto rVibratio n Absorber s 2 5 Remountin g th e Landin g Gea rServ o 2 6 Recalibratin g Serv o Trave l 2 6 Par t Lis t 2 7 FC C Statement s 3 1

© 201 4 DJI . Al l Right s Reserved .Whe n flying , th e rotatin g propellers maycaus e seriou s damag e an d injury . Pleas e fl ysaf e at al l times .



### Assembl yCaution s 1 . Us e a bracke t t o moun t th e GP S modul e o n th e cente rfram e t o avoi d interferenc e wit h th e powe rboard . o 2 . Ensur

e th e IM U i s mounte d wit h th e arro w pointin g towar d th e nos e o f th e aircraft . £ : 3 . I f usin g a receiver , attac h i t unde rth e botto m board o f th e cente rfram e wit h th e en d o f th e antenn a § ' facin g downward s an d awayfro m obstruction s t o avoi d signa l loss . m 4 . Ensur

e fram e arm s are mounte d correctly . a ) Moto rmounts wit h CC W mark s shoul d b e mounte d t o th e cente rfram e position s wit h th e followin g marks : M1.M 3 an d M5 . b ) Moto rmounts wit h C W mark s shoul d b e mounte d t o th e cente rfram e position s wit h th e followin g marks : M2 , M4 , an d M6 . 5 . D o not remov e an yglued-i n screws . 6 . Screw s tha

t alread yhav

e blu e glu e ca n b e use d onc e withou t threa d locker . O n othe roccasions , appl y appropriat e threa d locke rfirst . 7 . Th e S90 0 shoul d b e lifte d of f th e groun d whe n testin g landin g gea ro rrecalibratin g serv o travel . 

### Flight Caution s 1 . ESCs ar

e not water-proof , pleas e d o not fl yi n rai n o rsnow . 2 . Ensur e al l soft damper

s an d vibratio n absorber s ar e i n goo d conditio n befor e ever yflight . I f not , replac

e immediately . Otherwise , th e fligh t performance o f you raircraf

t wil l b e adversel yaffected . 3 . Ensur e al l part s are i n goo d conditio n befor e eac h flight . D o no t fl ywit h wor n o rbroke n parts . 4 . Ensure propeller

s an d motors are installe d correctl yan d propellers are unfolde d befor e flying . 5 . Ensure ES C signa l connectors an d powe rcabl e connectors are tigh t befor e ever yflight . 6 . Whe n flying , maintai n a saf e distanc e awa yfro m people , buildings , high-voltag e lines , tal l trees , wate r an d othe rhazards . 7 . Us e onl y6 S LiP o batterie s fo rth e powe rsupply . 8 . Ensur e al l outpu t signal s fro m M 1 t o M 6 are i n prope rworkin g orde rwhe n usin g th e DJIA 2 fligh t contro l syste m t o avoi d damag e o rinjury . 9 . D o not overloa d th e system . 10 . D o not get clos e to o rtouc h motor s o rpropeller

s whe n the yar

e spinnin g as thi s ca n caus e seriou s injury . 11 . Disconnec

t th e batter

yan d remov

e th e camer

a durin g transportatio n to avoi d damag e o rinjury . 12 . We strongl yrecommen d usin g a s man yDJ I manufacture d part s a s possible .

I fyo u have an yproblem s yo u cannot resolve , contac t you rdeale ro rDJ I custome rservice .

/j \ Importan t iQ : Hint s an d Tip s

4 © 201 4 DJI . Al l Right s Reserved .

## Cente rFram e x 1

Landin g Tubes x

2 (wit h Silicon e Rubbe rDampers)



# Moun t x 1

Connectio n Cabl e Connecto rSet x 1 

### ^ E 

## o r 3-PI N Connectio n Cable s x 8 

## 3-PI N x 1 

# Frame Arm s x 6

zr C D C D 8



## in g Gea rLeg s x

2 Spring s x2 Packag e x l C W propeller

s x2 CC W propeller

s x 2 Magi ctape s x 4 Th e re d knob s x 6 Landin g gea rle g ring s x4 Sof t damper s x5 0 

# Screw Packag e x 1 Fo rfram e arm s mount : M4x3 5 Fo rlandin g gea rmount : M3x8 , M2.5x 8 (socke t cap) , M3x2 2 (socke t cap ) 

### Tool s Require d 

# Tool s 2.0m m HexWrench , 2.5m m HexWrenc h Threa d Locke r Nylo n Cabl e Tie , Scissors , Cuttin g Pliers/Dyke s Foa m Doubl e Side d Adhesiv e Tap e 

## Usag e Mountin g screws . Fastenin g screws . Bindin g device s an d wires . Mountin g receiver , controlle ran d othe rmodules .

© 201 4 DJi . Al l Right s Reserved .

### Instruction s

1 . Pu t on e landin g gea rle g rin g onto eac h landin g gea rleg . 2 . Inser t on e landin g gea rle g into eac h landin g ski d tub e an d secure i t i n place bytightenin g th e M2.5x 8 (socke t cap ) screw . Ensur e silicon e rubbe rdamper s are attache d t o eac h end . 3 . Inser t th e landin g gea rle g into connectio n poin t o n th e cente rframe . Affi xi n place wit h M3x 8 screws . 4 . Connec

t bot h spring s o n th e leg s to th e cente rframe .

o 13 5 " ( Q C D CO Q . ID " CQ 0 C D C D

e Note th e spring s are 58.5m m before connectin g t o th e cente rframe , an d are stretche d t o 70m m

whe n mountin g i s completed . ° I t i s recommende d tha t th e landin g gea rle g rin g b e place d abou t 30m m abov e th e landin g ski d tube .

6 © 201 4 DJI . Al l Right s Reserved .

### Instruction s

1 . Prepare th e arms . (1 ) Chec k

al l propeller

s fo rcracks , the n instal l an d scre w eac h propelle rcove ro n tightly . (2 ) Ensur

e al l motor

s are mounte d firml yan d rotat e freely . (3 ) Moun t al l arm s wit h re d propelle rcovers t o M 1 an d M 2 t o indicat e th e nos e of th e S900 . (4 ) Identif

yth e C W an d CC W mark s o n th e arms . Moun t th e arm s wit h th e CC W mar k t o th e M1 , M 3 an d M 5 position s of th e cente rframe . Th e arm s wit h th e C W mar k shoul d b e mounte d t o th e M2 , M 4 an d M 6 position s of th e cente rframe .



### Cove rPropelle r Powe rCabl e 

### o 1 3 5 " CQ



### ES C Signa l Cabl e Scre w Moto r •C W o rCC W Mar k LED * LE D i s o n afte rmoto rstarted . 2 . Inser t eac h fram e ar m verticall yinto th e mountin g are a o n th e cente rframe . 3 . Lin e u p th e scre w hole s o f th e fram e ar m an d cente rframe . 4 . Inser t th e M4x3 5 scre w fro m th e righ t o f th e fram e ar m (th e threa d i s locate d o n th e left o f th e scre w mount) . Tighte n eac h scre w correctly . Ove r tightenin g ma

ylea d t o connecto rabrasion .

© 201 4 DJI . Al l Right s Reserved .5 . Gentl ylift th e fram e arm .

6 . Twis t th e re d kno b t o loc k eac h ar m i n place . B e sure there i s a n audibl e click , whic h indicate s a prope r lock . Chec k

th e ar m fo rmovement . To store , untwis t th e kno b an d lowe rth e fram e arm .

( Q



### - n S C D

7 . No w unscre w 6 screw s (M2.5x 8 cheese ) o n th e uppe rplat e o f th e cente rfram e an d remove th e uppe r

plate . The n unscre w th e 4 screw s (M3x 8 self-tapping , foun d unde rth e cente rframe ) o f th e roun d cove r an d remov e i t t o gai n acces s t o th e ES C an d powe rcabl e installatio n area . 8 . Plu g eac h ES C signa l cabl e into th e slo t nea reac h ar m o n th e cente rframe .

8 © 201 4 DJI . Al l Right s Reserved .9 . Connec t th e powe rcable s t o th e cente rframe . Eac h cabl e mus t b e screwe d into a positive (+ ) o rnegative (- ) gol d bracket . Eac h bracke t wil l hav e two cable s o f th e sam e colo rscrewe d into it . Re d cable s are positiv e an d blac k

cable s are negative . 10 . T o ensur e a reliabl e connection , rotat e th e scre w unti l i t i s bot h tigh t an d paralle l t o th e connectin g bracket .

(Q

11 . Ensur

e al l ES C cables , an d powe rcable s are correctl yinstalle d ont o th e cente rframe .



### ES C cable s powe rcable s

© 201 4 DJI . Al l Right s Reserve d 9Manua l

12 . Replac e th e roun d cove ro f th e cente rplate , an d re-tighte n th e 4 screw s (M3x 8 self-tapping) . The n replac e th e uppe rplate o f th e cente rframe , an d re-tighte n th e 6 screw s (M2.5x 8 cheese) .

13 . Doubl e chec k

al l fram e arms . Arm s M 1 an d M 2 are th e forwar d facin g (nose) , arm s M 4 an d M 5 are th e tail . See n fro m th e top , motor s o n arm s M1 , M 3 an d M 5 rotat e counte rclockwis e whil e thos e o n arm s M2 , M 4 an d M 6 rotat e clockwise .

1 0 ©2014DJ I Al l Right s Reserved .Eigh t position s ar e reserve d fo rmountin g a fligh t contro l system , wireles s vide o transmissio n module ,

receiver , an d othe raccessories . Th e DJIA 2 fligh t contro l syste m ha s bee n use d here a s a n example . I f usin g a n A2 , follo w mountin g an d wirin g instruction s foun d i n th e A2 fligh t contro l syste m use rmanual . I f usin g th e DJ I WK- M fligh t contro l system , pleas e refe rt o th e WK- M use rmanua l fo rconnections . Als o b e sure th e firmwar e o n you rDJ I fligh t controlle rha s bee n update d t o th e latest version . 

### Instruction s 1 . Attac h IM U modul e to th e IM U are a o f th e cente rframe . Ensur e tha t i t point s toward th e nose . 2 . Attac h th e PM U modul e t o th e cente rframe .

o c 5 " CO m C D o . o o ' CO 0 3 Q . ( Q

jJ AOnl ymoun t th e IM U i n th e IM U positio n of th e cente rframe . 3 . Moun t th e fligh t controlle ri n th e reserve d positio n nea rth e PM U module .

Reserve d Positio n -M , n ; -M2L 6 >-M 3

—M « •-M s ^( £ f l il l 0 O UN X LE D 

## A 2 FLTCH T CONTROLLE R 4 * " U F a - * F a - * Ft-, Xj- i Xl- t *- . _| S \ A 2 Fligh t Controlle r4 . Attac h th e GP S collapsibl e mount to th e cente rfram e usin g M2.5x8 screws .

5 . Moun t a GP S modul e t o th e GP S moun t wit h a bracket . Ensur e th e arro w points toward th e nos e an d avoi d catchin g you rfinger s i n th e bracke t whe n foldin g fo rtransportation .

5 " CQ m C D o o o ' ex 1 3 (Q

6 . Th e othe rreserve d position s are indicate d i n th e diagra m below an d ca n b e use d fo rmountin g a receiver ,

LE D fligh t indicator , iOS D modul e an d wireles s vide o transmissio n module .

1 2 © 201 4 DJI . Al l Right s Reserved .Use rManua i

7 . Chec k

that ever

yanti-dro p scre w ha s bee n firml yinstalle d i n th e reserve d positions . Threa d locke ri s recommended . (1 ) Remove th e anti-dro p screw s t o appl yappropriat e threa d locker . (2 ) Replac e an d tighten . 8 . Note that th e damper s ar e 30 ° silico n rubber . I f yo u us e othe rdamper s o rvibratio n absorbin g balls , th e qualit yof you raeria l photograph yma yb e affected .

5 " CQ 

### m C D o . o o ' (f) 0 3 Q . ( Q

Moun t th e GP S wit h a bracke t t o avoi d interferenc e fro m th e cente rfram e powe rboard . Us e glu e t o instal l th e GP S bracket . Ensur e i t i s fir m an d stabl e befor e ever yflight . Alway s tes t motor

s usin g th e Assistan t Softwar e afte rinstallation . Refe rt o you rfligh t contro l syste m use rmanua l fo rdetails .

© 201 4 DJI . Al l Righi s Reserved . 

### 1 3

### Use rManua l



### Connectin g th e fligh t controlle rt o th e cente rfram e 1 . Connec

t th e fligh t contro l syste m accordin g t o you rfligh t contro l syste m use rmanual . 2 . Connec

t th e fligh t controlle rt o th e cente rfram e wit h th e connectio n cables . There are tw o kind s o f connectio n cables . Choos e th e correspondin g connectio n mod e accordin g t o th e connectio n cabl e i n th e box .



### o 1 3 

### 5 " ( Q C D C D o o o ' CO 0 ) Q . 1 3 CQ 

### Plu g i n th e connecto rse t t o th e ES C signa l outle t o n th e cente rframe . The n plu g i n th e connecto rse t t o

fligh t controlle ra s show n below . (1 ) Yello w4-pi n cable s are fo rM 1 ~ M 4 connections . Th e yello w cabl e shoul d b e connecte d t o M1 . (2 ) Brow n 4-pi n cable s ar e fo rM5 ~ M 6 connections . Th e brow n cabl e shoul d b e connecte d t o M5 . (3 ) Blac k 4-pi n cable s are fo rfou rcontinuou s groun d pin s connections . M 1 ~M 4 are connecte d a s th e followin g diagra m shows .



# — »

A 2 Fligh t Controlle r th e ES C Signa l Outle t 

### throug h M 6 correspon d t o eac h moto rnumber .

th e ES C Signa l Outle t 1 4 © 201 4 DJl . Al l Right s Reserve c M l M 2 M 3 M 4 M S M 6 

### ji-Mi' j



### « —M 2 -M , 

### f —M s 1 

### —M 6 

# n i 

# ° °

(l $ LIN KLE D 

# A 2 FLIGHT CONTROLLE R {CONTROLLE R UNIT

} 

### U 1 "?]F< 4 t[ ] F3-H , F2- . F i - « Xa- i X l - * 

### l| S> | a

A 2 Fliah t Controii eUse rManua l I f usin g a DJ I WK- M fligh t controller , yo u mus t us e th e wire s that cam e wit h th e WK-M . M 1 throug h M 6 correspon d t o eac h moto rnumber .

WK M Fligh t Controlle r 

### Ml M 2 M S H 4 M 5 M 6

th e ES C Signa l Outle t 

### Connectin g th e fligh t controlle ran d landin g gea r 1 . Connec

t th e left serv o (betwee n M 3 an d M4 ) cabl e t o th e "L " por t of th e landin g gea rcontro l board . 2 . Connec

t th e righ t servo (betwee n M 5 an d M6 ) cabl e t o th e "R " por t of th e landin g gea rcontro l board . 3 . Fo rth e A2 fligh t contro l system , connect th e F 1 por t o f th e fligh t controlle rt o th e "IN " por t o f th e landin g gea rcontro l board . Othe rfligh t contro l system s connec t a 2-positio n channe l receive rt o th e "IN " port . C D m C D o 

# I o ' CO S B Q . z s CQ

o o A O f\4»

Righ t Serv o Connecto rLeft Serv o Connecto r

• I f righ t an d left serv o cable s are reversed , th e landin g gea rwil l not functio n properly . * Connec

t al l wire s carefull yan d neatl yt o avoi d cabl e damag e cause d byfram e edges .

© 201 4 DJi . Al l Right s Reserved . 1 5

# rtina

Th e botto m board i s a powe rdistributio n boar d wit h thre e XT6 0 connectors fo rbatter ypower . Instruction s 1 . Connec

t th e PM U powe rcabl e t o th e XT6 0 connecto ro n to p of th e botto m board . 2 . Connec

t th e landin g gea rcontro l board cabl e t o th e XT6 0 connecto ro n th e botto m of th e botto m board . 3 . Othe rconnectors ca n suppl ypowe rfo rothe rDJ I devices , a s required .



### o o 1 3 1 3 C D (Q

T > O 3 - in O 1 3 CD O CD C D 

# I C D

CQ C D 

# £ CD 

## Solderin g batter

yconnectors AS15 0 spark-proo f connectors are used . Theymus t b e soldere d t o you rbatter ypowe rcables . 1 . Remove th e origina l batter yconnectors . Avoi d cuttin g th e powe ran d groun d cable s at th e sam e time , a s thi s ca n caus e a shor

t circuit . W e recommen d wrappin g unsoldere d cable s wit h insulatin g tap e t o preven t accidenta l connections . 2 . Pas s th e blac k

groun d wir e throug h th e blac k housing . Afte rpassin g th e wir e through , solde rth e femal e bulle t connecto rt o th e groun d wire . Wai t fo rth e soldere d connectio n t o cool , the n pul l th e housin g bac k ove rth e bullet connector . 3 . Screw an d pas s th e re d powe rwire throug h th e re d housing . Afte rpassin g th e wir e through , solde rth e mal e bullet connecto rt o th e powe rwire . Wai t fo rth e soldere d connectio n t o cool , an d the n scre w an d pul l th e housin g bac k

ove rth e bullet connector .

Connector s solderin g diagra m 1 6 © 201 4 DJI . Al l Right s Reserved .