A2 Flight Control System User Manual V 1.14
Contents
1. 6 First Level Protection 11 1V litrrradar aa ado GD 4 10000 Second Level Protection 10 6 V Pobororbaurretbad a R g s 14 OnLine Help HEN GPS Atti RC STATUS Normal Fig above for reference only please adhere to actual GUI O Check the IMU orientation direction Check the Mixer Type of aircraft Make sure the motors are rotating normally and propeller installation is in correct direction O The Receiver type is correct O Check the basic and attitude gains Move the sticks to test whether the cursors moves following the sticks Toggle the U switch to O test the control mode setting Advanced configuration users can configure it according to their requirements after reading the O manual O Check the Channel Map between the Transmitter and A2 flight control system 2013 2014 DJI Innovations All Rights Reserved 18 1 3 Compass Calibration The Compass can assistant the GPS to position the aircraft which is very important during flight As we know the compass Is very sensitive to electromagnetic interference which will cause abnormal compass data and lead to poor flight performance or even flight failure Compass Calibration MUST be done for first time use It is recommended to calibrate the compass outdoors after the Controller Unit finds 7 or more GPS satellites Regular calibration enables the compass to keep optimal performance Calibration Cautions DO NOT calibrate your compass where th2. manual and the help text in the Assistant software 2013 2014 DJI Innovations All Rights Reserved 10 2 IMU Inertial Measurement Unit Built in inertial sensors for the measurement of aircraft attitude built in pressure sensor for the detection of aircraft altitude Should be connected to the CANI port of the Controller Unit and be mounted according to the required location and orientation The IMU has been calibrated before delivery it should be used under the specified temperature otherwise the temperature may have an effect on the IMU performance Working environment temperature 5 C 60 C Storage environment temperature lt 60 C Orientation Requirements Please mount the IMU as one of the following options Configure in the A2 Assistant software gt Basic Mount gt IMU and select the matched option O o NO gt Mc Pointing Forward Pointing Backward Pointing to Left Pointing to Right Location Requirements Fix with double faced adhesive tape Center of F Gravity _ de The top side should be facing up DO NOT mount upside down DO NOT cover the ventilation holes keep them unblocked and clean Take heat preservation measures if working in cold weather Mount the IMU at a low vibration position and the sides of the IMU should be precisely parallel to the aircraft body Based on our experience there is less
3. 5 Q 2 Well Seps 6 1 Best ors gt 6 No indicator 2 5 Start Motors Methods CSC Combination sticks commands is used to start motors instead of just pushing the throttle stick One of the following methods can be used to start stop motors The throttle sticks is under 10 for more than secs after motors start The throttle sticks is under 10 for more than secs after landing The throttle sticks is under 10 for more than secs and the inclined angle of aircraft exceeds TO If motors fail to start please refer to the following list for trouble shooting A 1 The Controller Unit fails to obtain the firmware version of IMU and GPS please check the connection or upgrade the IMU and GPS 2013 2014 DJI Innovations All Rights Reserved 23 The firmware version of IMU and Controller Unit is mismatched please upgrade the firmware of IMU or Controller Unit The firmware version of GPS and Controller Unit is mismatched please upgrade the firmware of GPS or Controller Unit The transmitter calibration has exited abnormally please recalibrate The transmitter calibration results with big bias please recalibrate The transmitter calibration results with big mid point bias please recalibrate Incorrect channel mappings please make sure the basic channels A E T R U are mapped correctly Invalid SN or SN error please contact your dealer or DJI custom service Th
4. Mode Vertical 0 5m Oo Horizontal 1 5m Maximum Wind Resistance lt 8m s 17 9mph 28 8km h Max Yaw Angular Velocity 150deg s Max Tilt Angle 55 Ascent Descent 6m s 2013 2014 DJI Innovations All Rights Reserved 37 Use with other DJI products The A2 can be used with other DJI products such as iOSD Mark II Z15 series gimbals S800 EVO and 2 4G Data Link iPAD Ground Station function H3 2D etc Users should connect them to the correct CAN Bus port CANI iOSD Mark II Z15 series CAN 2 2 4G Data Link PAD Ground Station function H3 2D The following 2 4G Data Link connection diagram is the connection for your reference ZENMUSE 25 65 EEA ip E Ez ig ce c AE Ml mf ESC sr ed f AE a A2 n E J FLIGHT CONTROLLER SJ B Y FUGHT CONTROLLER 2 4G DATA LINK 2013 2014 DJI Innovations All Rights Reserved 38 The following H3 2D connection diagram is the connection for your reference ZENMUSE H3 2D 2 1 H3 2D users should upgrade the firmware to the latest version GCU V1 6 amp IMU V1 6 or above 2 Ifthe 2 4G Data Link and H3 2D are used at the same time a CAN HUB module is required When using the A2 flight control system firmware version V2 1 the firmware of other DJI products used in conjunction must be matched with the requirements in the table below Z15 5D GCU VO 12 amp IMU V1 4 Z15 5D V1 00 Z15 5N 7N GH2 5R GCU V0 0 12 amp IMU V1 0
5. 18_beta Z15 V1 4 2 4G Bluetooth The Ground end V1 0 1 5 amp The Air End 2 4G Bluetooth Datalink V1 0 0 6 Datalink V1 0 1 1 amp BTU V1 0 1 2 iPAD Ground Station 2013 2014 DJI Innovations All Rights Reserved 39 Channel Mapping Instructions for PC Assistant Software Basic Channels 0 7 REV Unmapped 0 7 REV Unmapped 0 7 REV Unmapped 0 7 REV Unmapped K2 EMER AEBS e 0 Y Rev Unmapped Go Home 1 El l a Close Basic Channel Default Settings Usage Descriptions A 0 K5 amp 0 lLibiraada E A MA e AR E K6 a 0 Libirsada A MUA IS N 5 Pitch hs sfo z Libra D1 ic aa ds dl Libra U D2 LO SEE 7 rev Unmapped D3 a vj REV Unmapped D4 ARERR NERD 7 REV Unmapped I l i s i a I K4 A Roll Control of the Controller Unit mapped to the Channel of Receiver During Assistant Software usage please click E Pitch Control of the Controller Unit the Calibration button to calibrate the mapped to the Channel2 of Receiver Transmitter sticks travel During calibrating Y Throttle Control of the Controller Unit make sure to operate strictly following the mapped to the Channel3 of Receiver prompts otherwise may lead to calibration Yaw Control of the Controller Unit mapped failure to the Channel4 of Receiver Click the Map button then you can re do Control Mode Switch of the Controller Unit mapping for A E T R U mapped to the Channel7 of Receiver KI K Remote
6. Gains Adjustment of the Controller Click Unmapped button to map Kl K to the Unit unmapped channels of Receiver Pitch Gimbal Pitch Control of the Controller Unit Click Unmapped button to map Pitch to a unmapped Receiver channel for the gimbal servo control DI D4 Direct Channels The corresponding ports Click Unmapped button to map Dl D4 to are Fl F4 on the Controller Unit of the Receiver channels If you enable the Controller Unit unmapped Gimbal functions in Assistant Software then the F3 F2 are used for gimbal control even D3 D2 are mapped to channels of Receiver 2013 2014 DJI Innovations All Rights Reserved 40 and the signals from the mapped Receiver channels will be ignored You can use F4 for switching the video channel of OSD Mark ll then map D4 to a Receiver channel IOC function of the Controller Unit Click Unmapped button to map IOC to a unmapped Receiver channel It is recommended to use a 5 position switch channel One Key Go Home function of the Click Unmapped button to map Go Home to Controller Unit unmapped the Receiver channel It is recommended to use a 2 position switch channel Intelligent Gear function of the Controller If you enable the Gear function in Assistant Unit unmapped Software then the Fl is used for the gear control of S800 EVO landing H3 2D function of the Controller Unit Click Unmapped button to map H3 2D to a unmapped Rece
7. Location CPS Location Ocm Dem ac s Ocm Dem Receiver Type lt Failsafe Methods Dem oom Go Home Switch Altstude JC 100 100 X 100 100 X Intelligent Orientation Cor Rol 100 100x A Omba Vertical 100X 100x A Gimbal Switch Voltage Protection Switch Current Voltage First Level Protec Second Level Protec OnLine Help RC STATUS Normal MC OUTPUT OFF A Installer in DMG format supports only Mac OS X 10 6 Lion or above Usage of A2 Assistant software on Mac OS X and Windows are exactly the same The Assistant si Y software pages appear in other places of this manual are on the Windows for example 1 2 2 Configure using Assistant Software on a PC A2 flight control system can takes power via the USB port during configuration no additional battery is required Note that the USB port can supply power no more than 500mA an additional battery is necessary if connection failure or intermittent working Run the assistant software and follow the built in guide to carry out the configuration Note that you may be asked to register for first time use English v x Menu cias Mounting Mixer Type Setting px r Options i Y Quad rotor X 7 1 Motor Test aims to make sure the motors perform regularly and rotate in Built in right directions and the ESCs are correctipsonnected to the A2 Controlle Guide Unit Click Motor Test to start test 2 Make sure the type of propeller matc
8. TASSEMBIEVAND GONFIGU RA TIO Ni ida 5 1 1 HARDWARE INSTALLATION AND EONNEC MON GOES 5 IA ad a oo gi o A O 5 zarate Connection Diada canta oia 6 1 1 5 Important for Assembly and Connection ade acti 6 1 2 SOFTWARE INSTALLATION AND CONFIGURATION ad it actas tetris 14 2 Installing Driver and Assistant O Wa Sada 14 122 Configure using Assistant Software on a Pai AN 15 1 2 5 Configure the control mode Wien aca minos 16 LZA Contiquration Checking tac naa aaa ica o 18 1 5 COMPASS AIBA TU Nests aaa Gsus 19 TEEN e 20 IE ONTROL MODE INS ERUC TON da 20 2 2 FLYING ENVIRONMENT REQUIREMENTS cd A a rad 22 DO A ING BEFORE FIN ta dde dz 22 2A POWER ON ANDE e ed dd hd hat laid Ris add o 23 2 5 START MOTORS METHODS e 23 20 BASIC ELINS TES ar ta 25 3 PROTECTION FUNCTIONS SETTING iii edo a o 27 SEM ES ARE naaa RR 27 Bee WOW VOLTAGE PROTECIO N dao 28 ADVANCED FUN O TION O Na 30 4 1 IOC INTELLIGENT ORIENTATION CONTROL FUNCTION usara 30 A2 SERVO GIMBA LEUNG TO Moe cabos tre dt te o tre cat e e o ae cala e el re cero ero lo 33 ASE NEE AE E AAE e UE oP OE MO OL OY SE 33 AA ATTITUDE CONTROL WHEN ONE MOTOR OUTPUT RAS dais 553 AS DASS ANT APPS E EEE EE de EENE E ci ado O ei od EEES 34 APRENDA ia 36 PED INDICATOR DESCRIPTION Sala 36 A SN AAA NN A A E 57 O ORE A E EEE ESE EE EAE E EE EE EEEE 38 SEIT ER DEP RO DCH Se a ve enesitarnicdta va cgut octal 38 CHANNEL MAPPING INSTRUCTIONS FOR PC ASSISTANT SOFTWARE cecceccessssscsccsccsscesceccceccesesscescseccsc
9. control mode pointed by the cursor on the channel U A2 English v x RS View Advanced Aircraft Mounting RC R C TX amp RX Settings Receiver Type Control Mode Switch Please make sure the Transmitter TX and Receiver RX are linking successfully before configuring TX amp RX D BUS Settings E z Recommended Transmitter 7 Only PCM or 2 4GHz with minimum 7 channels and Failsafe function is DR16 available on all channels Supported Receiver DR16 A2 built in RX S BUS and DSM2 RIC TX Setting O DSM2 Selectthe TXs model type as AERO Failsafe 2 Set all curves pitch throttle expo rates etc as default Setthe endpoints of all channels to default O ppm values 100 and all trims and sub y trims to zero Important Please reboot the Fligt Control system and reconfigure after you reset the TX settings or change a new RX Default 2X2 Failsafe MODE Atti RC STATUS Normal Configuration steps Control Mode Switch Step 1 Power on your Transmitter map a 3 position switch on the transmitter to the U channel of Controller Unit as the control mode switch of Manual Mode which two positions are default as Atti Mode a Tr and GPS Atti Mode and the third position is o optional users can set as Atti Mode or epsam 2013 2014 DJI Innovations All Rights Reserved 16 Control Mode Switch Control Mode Switch Control Mode Switch enabled and the cursor wil
10. failure Fly the aircraft in an open space without buildings or trees otherwise it may have an effect on the GPS The compass is sensitive to magnetic interference should be far away from electronic devices otherwise it may lead to abnormal flying Please always keep the compass module away from magnet fields Otherwise it may damage the compass module and lead the aircraft to work abnormally or even be out of control 2013 2014 DJI Innovations All Rights Reserved 12 4 PMU Power Management Unit The PMU provides dual BECs Battery Eliminator Circuit 1 PW port outputs power for the whole Flight Control System with current no more than 2A 2 PX port outputs power SA 5V and V SEV signal using the low voltage protection function In addition there are two CAN Bus ports for LED BT connection and other DJI products e g DJI 2 4G Data Link Port Description Working status indicator PX Port connect to the X1 port of Green on is normally working Controller Unit To negative pole of power 25 V SEN dd To positive pole of power s 3AOSV ie VCC Output 3A 5V A2 e ad bd sh Shad a Connect to CAN or CAN2 port of Controller Unit CAN2 is recommended la Mounting Requirements Choose a ventilated place to mount the PMU for cooling no mounting orientation requirement 5 LED BT I The LED BT I has integrated LED Indicator Bluetooth and USB port 1 The LED is mainly for flight control system
11. for connection Please carry out the following procedures to finish the Link process and the configuration in the A2 Assistant software gt Basic gt R C gt Receiver Type Select the DRI6 option During use you may see the following LED indication please do the operation according to the table below Signal from Transmitter has been detected by the Receiver but not matched Link operation required No Transmitter signal is received e g the flight control system is powered on Switch on but the Transmitter is powered off LOI The Receiver and Transmitter have been linked to each other successfully Can work normally 2013 2014 DJI Innovations All Rights Reserved 7 Link Procedures M f a e 4 M2 Lys LINK u ine 1 Turn on the transmitter it begins to send signals after l 5secs M3 F2 ee Fi 2 Power on the flight control system configure the Receiver type as DRI6 in Ms X3 M6 AQ gt the Assistant software eM FLIGHT CONTROLLER X1 ES y 3 Press the LINK button hold for 2secs wait until the LED blinks Red 1 152 cy 4 4 Release the LINK button the LED turns Green on after successfully linking a i O 5m lt Distance lt lcm The DRI Receiver is compatible with the Futaba transmitters which have optional FASS MODE MULT MLT2 or 7CH Users can find out more available Futaba transmitters and configuration requirements refer to the FAQ gt The Transmitter setup o
12. hot melt mo adhesive is recommended to use in s the connections to the CAN1 and CAN2 ports 1 1 3 Important for Assembly and Connection This section describes all device port functions assembly requirements connection requirements and tips during usage Also the linking procedures between the built in Receiver DRI6 and your Transmitter Please read all information below carefully especially if you are a first time user 1 Controller Unit The Controller Unit is the core component of the A2 flight control system 1 M1 M8 are used to connect to the ESCs of the aircraft 2 The built in Receiver DRI is based on DJI DESST technology which can be used with the Futaba FASST series and DJI DESST series Transmitter 3 CANI and CAN2 ports are working independently and should connect to different modules A 4 independent and configurable outputs 5 Itis compatible with the external Receiver e g DSM2 satellite Receiver 6 Use the optional DJI DBUS Adapter to support the traditional receiver 2013 2014 DJI Innovations All Rights Reserved 6 Port Description Link button of Built in receiver ae the linking status DRI6 and transmitter D Mi i l ed gt of Fa Multi function PWM output channels can directly give G i ES output signal from the Receiver if mapped to a a F2 N Connect to ESC M4 Fi Receiver channel Bo x3 Reserved iy xi To S BUS Receiver Ma gp sted alors mI BEC Connect to XI of PM
13. recovers once to regain control if the signal recovers 5 2 Low Voltage Protection Low voltage protection is used to alert low battery voltage during flight in this case users should promptly fly back the aircraft and land to avoid unexpected damages To use this function please set in Assistant software gt Advanced gt Voltage page to configure two voltage levels a e First level Make sure the home point is recorded and GH amp Landing a Go Home amp Landing no obstacles in going home and landing path level Descending directly Go Home amp Landing Usage Tips 1 The home point recorded is the same in both FailSafe and Low voltage protection The aircraft will not go home in the following cases a Control mode switch is at the position 3 Manual Mode or ATTI Mode a t e b GPS signal is bad GPs lt 6 c The distance between aircraft and the home point is less than 25m and the height over the Home point less than 20m Descending Usage Tips The aircraft will not hover when the throttle stick is at the mid point Push the throttle stick to 90 of its endpoint the aircraft will still ascend slowly if you continue to pull the throttle stick and the control of Pitch Roll and Yaw are the same as before 2013 2014 DJI Innovations All Rights Reserved 28 Please pay attention to the LED alert of low voltage and make sure the power is enough for go home and landing Insufficient power reserve will cau
14. when the distance between aircraft and HP is less than 10m and it s the first time you start HL after power on then the flight control system will only enter HL after flying out of the 10m range During HL flying if one of the following conditions occur the flight control system will exit HL and enter into CL the aircraft is within of 1Om from HP the control mode is changed to ATTI Mode x x ors lt 6 LED 2 or 3 2013 2014 DJI Innovations All Rights Reserved 32 4 2 Servo Gimbal function Connect the servos of your gimbal to the Controller Unit as the fig below roll servo connects to F3 port and pitch servo connects to F2 and configure in Advanced gt Gimbal page in the Assistant software No Receiver channel is asked to be mapped for the F2 or F3 port if gimbal function is enabled in the Assistant Software Note Even you map Receiver channels to F3 and F2 Which are shown as D3 and D2 in the Assistant Software gt Channel Mapping the F3 and F2 will not give output signals from the mapped Receiver channels M4 Ms M FLIGHT CONTROLLER Ma ONTR R UNIT 4 5 Gear function Once enable the Intelligent Gear function the gear is default down on the ground or in case of emergency e g motor failure tolerance auto landing you can control it to be up or down by a switch when the aircraft altitude is above 5m during flight Please configure in the Advanced gt Gear page in the Assistant softwa
15. 10C with TM 10 FUTABA 9C SUPER with TM 7 or TM 8 FUTABA 8FG SUPER FUTABA 8FG FUTABA 7C 2 4G FUTABA 6EX FASST 2013 2014 DJI Innovations All Rights Reserved Default Default FRANCE GENERAL Default Default Default Default FRANCE GENERAL FRANCE GENERAL Default Default 42 FASST MULTI FASST 7CH MULT 7CH FASST MULTI FASST 7CH MULT ZCH MULT 7CH 7CH 7CH MLT2 MULT 7CH MULT 7CH Default Default Disclaime Please read this disclaimer carefully before using this product By using this product you hereby agree to this disclaimer and signify that you have read it fully THIS PRODUCT IS NOT SUITABLE FOR PEOPLE UNDER THE AGE OF 18 A2 flight controller is designed for serious multi rotor enthusiasts providing excellent self leveling and altitude holding which completely takes the stress out of flying RC multi rotors for both professional and hobby applications Despite the product having a built in flight control system and our efforts in making the operation of the controller as safe as possible when the main power battery is connected we strongly recommend users to remove all propellers when calibrating and setting parameters Make sure all connections are good and keep children and animals away during firmware upgrade system calibration and parameter setup DJI Innovations accepts no liability for damage s or injuries incurred directly or indirectly from the use of this product in the following conditions 1 Dama
16. A2 Flight Control System User Manual v1 14 February i 2014 Revision For Firmware V2 1 amp Assistant Software V1 2 amp DJI Assistant App V1 1 14 Thank you for purchasing DJI products Please strictly follow these steps to mount and connect this system on your aircraft install the PC Assistant Software on your computer as well as installing the DJI Assistant App on your mobile device Please regularly check the web page of corresponding products on our website www dji com which is updated regularly Product information technical updates and manual corrections will be available on this website Due to unforeseen changes or product upgrades the information contained in this manual is subject to change without notice This manual is for basic assembly and configuration you can obtain more details and advanced instructions when using the Assistant Software To assure you have the latest information please visit our website and download the latest manual and current software version If you have any problems that you cannot solve during usage please contact your authorized dealer 2013 2014 DJI Innovations All Rights Reserved 1 Content INTRODUCTION a oca A EN NN o a o o A ence in nka 3 PRODUCFINTRODUC HON A A A A a a 5 Nan AA A AE AEA AEA EANA IAE EAEAN EAA AEA IAEA A A A A TAAS AAEN 5 EQUIPMENT PREPARED BY USERS usais 3 SY STE MIN TROBUGTION serch sia coated td aa A SYMBOLINSTRUCTION AAN N O NS TN E O ONCOL A IA A
17. LED to go off A When the LED blinks 3 it is not recommended to fly When the LED blinks 4 please contact your dealer 2013 2014 DJI Innovations All Rights Reserved 36 Specifications General Built In Functions Built in Receiver External Receiver Supported Multiple Control Modes 9 Types of Supported Multi rotor 2 axle Gimbal Supported Other DJI Products Supported Enhanced FailSafe Low Voltage Protection Intelligent Orientation Control 4 Configurable Outputs Dynamical Systems Protection Sound Alarm PC 4 Bluetooth Ground Station Configure Parameters Via Bluetooth Peripheral Supported Multi rotor Oo Quad rotor 14 X4 O Hexa rotor l6 V6 Y6 IY Octo rotor X8 18 V8 Supported ESC output AOOHz refresh frequency Supported Transmitter for Built in Receiver Futaba FASST MULT MLT2 7CH Series and DJI DESST Series External Receiver Supported Futaba S Bus DSM2 PPM Recommended Battery 2S 6S LiPo Other DJI Products Supported Z15 OSD Mark II D BUS Adapter S800 EVO 2 4G Data Link H3 2D Electrical amp Mechanical Power Consumption MAX 5W Typical Value O 3A I12 5V Operating Temperature 5 C to 60 C Total Weight lt 224g overall Dimensions Oo MC 54mm x 39mm x 14 9mm IMU 41 3mm x 30 5mm x 26 5mm GPS COMPASS PRO 62 mm diameter x 14 3 mm PMU 39 5mmx27 6mmx9 8mm LED BTU I 30mm x 30mm x 7 9mm Flight Performance can be effected by mechanical performance and payloads Hovering Accuracy In GPS ATTI
18. None CL Enabled Not Manual Mode None None xta HL Enabled Gps ATTI Mode Jeps gt 26 Aircraft 4p x x Enabled GPs ATTI Mode Zopst26 Aircraft spo Step 1 IOC switch setting Please enable the IOC function in Advanced gt IOC page of Assistant software Then choose a 3 positon switch on the Transmitter to set as IOC switch which is used to select the different IOC modes and manually record the Forward direction HP and POI recording Below are the three options of IOC switch setting which may be configured in the Assistant software es Ta a 2013 2014 DJI Innovations All Rights Reserved 30 Step 2 Forward Direction HP and POI Recording After you enable the IOC in assistant software the flight control system will record the forward direction and home point automatically after power on if the recording conditions are met You can Manually re record the forward direction home point and POI during flying Read the following table for the recording method details Record a direction as Forward Record a position as HP Record a position as POI direction x x lOsecs later after Gps 26 E Conditions 56secs after power on ecos raras AMA Motors have been started Automatically record at Automatically record at the first Automatically No Automatic record method 56secs after power on time you push the throttle stick According to any option of IOC switch setting quickly toggle the switch between adjacent position
19. U for voltage detection IMU GPS COMPASS PRO OSD MARK II Z15 from DJI B ZNVD INYO ds aL To DSM2 satellite Receiver ch s To PW port of PMU LED BT I 2 4G DATA LINK from DJI Antenna If the Gimbal function is enabled in Assistant Software F2 F3 can only be used for gimbal Pitch Roll control which means F2 F3 cannot be mapped to any other Receiver channel If the Gear function is enabled in Assistant Software F1 can only be used for gear switch control which means F1 cannot be mapped to any other Receiver channel Mounting Requirements Install the Controller Unit in the proper position to make sure the ports are accessible No specified direction is required Place the antennas in an open space under the aircraft DO NOT block them Position the heads of two antennas at a 90 degree angle DO NOT bend or wind them Receiver System The A2 flight control system can use its own built in Receiver and also can support external receivers Whatever type of Receiver is used please make sure that the Receiver and Transmitter is linked correctly before use A Built in Receiver For enhancing the system integration and reliability the A2 is integrated with a 2 4G receiver based on frequency hopping technology The built in Receiver can be used with the Transmitter of Futaba FASST series or DJI DESST series after linking For users you are only asked to carry out the link procedures no extra requirement
20. a go home without FailSafe If One Key One Key a Go Home is enabled during flying you no longer have control of the aircraft the LED Go Home e blinks in its Control Mode If One Key Go Home is disabled you regain the control at once If already in a FailSafe condition then the switch will not work FailSafe and Go Home procedures 1 Record Home Point HP 2 Confirm Home Point S tamer tier Signal Lost Lops 27 lt Sm a oe Se gt Y 535 J LED 0 x SiGe Home 20m can be customized 6 Landing after Hovering l5secs Y anr Y Height over HP gt 20m E Elevate to 20m E fas Height over HP lt 20m L LEDO x x The aircraft will not go home only attitude stabilizing in the condition that eps lt 6 or GPS is not working even if Transmitter signal is lost or Go Home switch is triggered It is recommended to set the Go Home switch in the Assistant software Users are suggested to enter FailSafe and go home by using the Go Home switch rather than turning off the Transmitter in emergency situations 2013 2014 DJI Innovations All Rights Reserved 27 3 Make sure there are no obstacles during aircraft go home and users are familiar with the methods to regain control How to regain control in FailSafe 3 position 3 N ay 7 Position 3 GPS ATTI Mode ATTI Mode ATTI Mode Manual Mode Switch You have to toggle the control mode switch Regain control Regain control as soon as signal
21. aused by using in bad weather such as a rainy day or windy more than moderate breeze snow hail lightning tornadoes hurricanes etc 13 Damage s or injuries caused when the aircraft is in the following situations collision fire explosion floods tsunamis subsidence ice trapped avalanche debris flow landslide earthquake etc 14 Damage ls or injuries caused by infringement such as any data audio or video material recorded by the use of aircraft 15 Damage s or injuries caused by the misuse of the battery protection circuit RC model and battery chargers 16 Other losses that are not covered by the scope of DJI Innovations liability DJI and A2 are registered trademarks of DJI Innovations Names of product brand etc appearing in this manual are trademarks or registered trademarks of their respective owner companies This product and manual are copyrighted by DJI Innovations with all rights reserved No part of this product or manual shall be reproduced in any form without the prior written consent or authorization of DJI Innovations No patent liability is assumed with respect to the use of the product or information contained herein 2013 2014 DJI Innovations All Rights Reserved 43
22. automatically the signal recovers 2013 2014 DJI Innovations All Rights Reserved 20 Low voltage LED alert with Descending or Go Home amp Protection Landing precautions Environment Open flying field Narrow Space recommended Good GPS signal GPS signal bad The difference between ATTI Mode of position 2 and ATTI Mode of position 3 is that they are working differently in protection situations 2013 2014 DJI Innovations All Rights Reserved 21 2 2 Flying Environment Requirements Before use of the product please accept some flight training Using a simulator to practice flying getting instruction from a professional person etc DO NOT fly in bad weather such as rain or wind more than moderate breeze or fog The flying field should be open without tall buildings or other obstacles the buildings of steel structure will interfere with the compass Keep the aircraft away from obstacles crowds power lines trees lakes and rivers etc Try to avoid interference between the remote control Transmitter and other wireless equipment No base station or cell tower around The flight control system can t work at the South Pole and the North Pole All parts must be kept out of the reach of children to avoid CHOKE HAZARD if a child accidentally swallows any part you should immediately seek medical assistance 2 5 Check List before Flying Double check the following list otherwise if any one of the following
23. cescesesecseccacessceeceaceecessesseacencees AO RECOMMENDED MAPPING FOR FUTABA TRANSMITTER MODE 2 USER c ccecssesecececcesececcscscececcsssceceecseseeccssacsceceacscsceceasacsceceacacsceceass 4 SETTINGS OF GAIN VALUES FOR YOUR REFERENCE 42 THE TRANSMITTER SETUPL OPPUTABAS ias 42 DISCLAIMER 50 a e e o al e a e cera e e dl 43 TRADEMAR Cin a O O O 43 o2013 2014 DJI Innovations All Rights Reserved 2 Product Introduction The DJI A2 Multi Rotor stabilization controller is a complete flight system for various multi rotor platforms for commercial and industrial AP applications Based on the technology and design philosophy of DJI s Ace series of high performance controllers the A2 offers you a brand new flight experience Its flight mode setup provides a seamless transition for current Ace One WKM AP professionals The system has the following features 1 Integrated with high precision sensor components and a high performance GPS Receiver 2 Utilizes high quality components precisely calibrated with temperature compensation in all gyros and sensors industry renowned flight algorithm in autopilot and UAV field 3 Designed with built in vibration absorption no extra mount frame or vibration absorption pad is required 4 Provide high precision control and high performance handling experience 5 Based on the DESST technology it has a built in 16 channel Receiver and supports DSM2 satellite receiver 6 Optional DJI D BUS A
24. dapter can be used with a traditional Receiver In the Box Controller Unit PMU Power Management unit IMU Inertia Measurement Unit Built in Receiver DR16 Micro USB Cable 1 Servo Cables 2 GPS Bracket Double side sticky pads Aircraft Take Quad rotor for example Transmitter Red is nose and Black is rear Take Mode2 for example Battery DJI D BUS Adapter Mobile Device 2013 2014 DJI Innovations All Rights Reserved 3 System Introduction The A2 flight control system uses the Controller Unit at its core which is connected with the IMU GPS COMPASS PRO LED BT l PMU and ESCs to complete the system The system can achieve the height lock and position lock functions by using the IMU and the GPS to control the aircraft Please carry out the following procedures to finish assembly configuration and flight testing Mount the A2 flight control system on your aircraft finish connection E Configure the system using A2 Assistant software E Basic flying test E FailSafe and Low voltage settings gt Advanced functions IOC Gimbal Gear Symbol Instruction General Symbol eee DES GPS Satellite number TX signal good F TX signal lost an e a LED Symbol Continuous Meaning One Blink Two Blinks Three Blinks Four Blinks Six Blinks Twenty Blinks Blinks e g 0 3 means three Red blinks LED blinks yellow and green alternatively Continuous Solid on e g Mo means Continuous Blue S
25. e Controller Unit is locked please unlock the Controller Unit and reconfigure all the parameters in the Assistant software IMU disconnected please check the connection Compass data abnormal please eliminate magnetic interference and recalibrate the compass When Flight limit function is enabled if the aircraft fly out of the max radius in ATTI mode and the motors are stalling the motors will fail to spool up in GPS ATTI mode cause the Flight limit function works The attitude status is bad and the LED indicator blinks white the motors will fail to spool up The Transmitter disconnected the motors will fail to spool up The A2 flight control system is connecting and communicating with the Assistant software the motors will fail to spool up 2013 2014 DJI Innovations All Rights Reserved 24 2 6 Basic Flying Test Carry out the following procedures to complete the basic flight test 1 Wait the GPS signal to be well x Place the aircraft away from you and others at least 3 meters and wait the Gps 2 gt 6 or no Red LED about 30 seconds 2 Start motors and takeoff aircraft Execute CSC to start motors all sticks back to midpoint as soon as motors start then push the throttle stick to take off the aircraft meanwhile the home point is recorded NOTE 56secs after power on lOsecs after Soest 26 Motors have been started auto record the position as home point at the first time the throttle stick is raised Aft
26. em and the mobile device Bluetooth status indicator gt ee Normal Sal 0000 Communicating O HA Abnormal Antenna of Bluetooth Supported OS devices iPhone As iPhone 5 Phone 5s iPod Touch 5 iPad 3 iPad 4 Pad air iPad mini iOS6 1 or above is required Bluetooth version is required to be 4 0 or above Required versions of DJI Assistant App amp Firmware Require DJI Assistant App version 1 1 14 or above and the firmware of A2 Controller Unit version 2 1 or above as well as the firmware of LED BT module version 2 0 or above Specifications Bluetooth version Environment temperature 10 C 50 C Communication distance Consumption 240mw 0 04A 6V DJI Assistant App Usage Step 1 Download and installation l Search the DJI Assistant in App store on mobile device and install it Step 2 Connect the A2 Controller Unit and the DJI Assistant App l Prepare an iOS device supported 4 0 Bluetooth and then enable the Bluetooth function on the mobile device Power on the transmitter and the A2 Flight Control System make sure the Bluetooth Status Indicator is solid Red i Run the DJI Assistant App You may be asked to register through internet when first login the account of PC Assistant software is OK for login follow the tips to set Main Controller name and password Observe the indicators 00 on the left bottom of the software 0 connection indicator and lt ommunica
27. er the home point is recorded successfully and the distance from aircraft is less than 8m LED indicator will blink 6 violet continually Note only when GPS signal is good no Red LED LED indicator will blink 6 violet continually 3 Operate sticks to control the flying attitude of the aircraft during flight Transmitter Mode2 Aircraft Operations Push Throttle sticks to control the aircraft Throttle to elevate and descend The aircraft can Stick ey o SS NW lock to an altitude when the throttle stick is at midpoint Push the yaw stick to rotate the aircraft in Yaw Stick clockwise or counter clockwise direction Push roll stick to control the aircraft left or right pitch stick to control forward or Roll Stick pA A q qe backward When both roll and pitch sticks are at midpoint 1 GPS ATTI Mode the aircraft will be stabilized and locked in horizontal position I ZN DIAN AS E AY O a A ATTI Mode the aircraft will be O o stab lived but uinlocked in WU horizontal position 2013 2014 DJI Innovations All Rights Reserved 25 4 Hover In GPS ATTI Mode the aircraft will hover when the throttle yaw roll pitch sticks are all released at mid point 5 Landing Use the throttle stick to control the landing speed try to land your aircraf
28. ere is strong magnetic interference such as magnetite car park and steel reinforcement under the ground DO NOT carry ferromagnetic materials with you during calibration such as keys or cell phones Compass Calibration is very important otherwise the flight control system cannot work Calibration Procedures Choose an open space to carry out the following procedures Quickly flip the control 360 Rotate the aircraft 360 Rotate the aircraft mode switch horizontally vertically Nose downward Positiont 8 cdi Fe 4 E 7 gt Wf mj O Start Position 3 8 Y oc IN cali os He Positionl gt 3 gt 1 bse Flip 6 10 times i Control Mode LED Start horizontal calibration Start vertical calibration Succeed Fail 4 AS Position e7 Re calibrate Position 3 Cw at Positionl gt 3 gt 1 once Situations that require recalibration Compass Data abnormal LED blinks yellow and green alternatively lt Flying field altered Flying field has changed over a long distance The mounting position of GPS COMPASS PRO module changes Electronic units such as Controller Unit CAN HUB battery etc have been added Mechanical alteration removed remounted or other alterations Mechanical structures of the aircraft has changed Drifting during flying Evident drifts occurred in flight such as the aircraft doesn t fly straight Attitude errors LED often blinks error indicator when the aircraft
29. f FUTABA B DSM2 Satellite Receivers If using DSM2 satellite Receivers please follow the diagram for connection set the Receiver referring to your Receiver manual and select the Receiver type as DSM2 in the Assistant software gt Basic gt R C gt Receiver Type Mi a O Fa M2 ln LINK LED iW Fs M3 Pies Ma4 Ris M5 2 X3 M A Xa M7 FLIGHT CONTROLLER Xi S2 z o S E cy ANT DSM2 DSM2 satellite satellite a Receiver y m Receiver Linking procedures 1 Power on the flight control system the Transmitter should be turned off 2 Set the Receiver type as DSM2 in the Assistant software 3 Press and hold the LINK button on the controller unit the LED blinks red and the indicators on the Receivers blink too Then release the LINK button the Receiver will be ready for linking 4 Press and hold the linking button on the Transmitter then turn on the Transmitter to start linking release the button after the Transmitter is displayed Linked or the indicators on the Receivers are solid on 5 The LED on the controller unit will be solid green on after linking successfully Notes for the DSM2 users A o There is no need to enable the FailSafe function in the Transmitter If the Receiver loses the signal from the Transmitter the controller unit will enter into FailSafe automatically and the aircraft will 2013 2014 DJI Innovations All Rights Reserved 8 hover or Go home as co
30. ge s or injuries incurred when users are drunk taking drugs drug anesthesia dizziness fatigue nausea and any other conditions no matter physically or mentally that could impair your ability 2 Damage s or injuries caused by subjective intentional operations 5 Any mental damage compensation caused by accident 4 Failure to follow the guidance of the manual to assemble or operate 5 Malfunctions caused by refit or replacement with non DJI accessories and parts 6 Damage s or injuries caused by using third party products or fake DJI products 7 Damage s or injuries caused by mis operation or subjective mis judgment 8 Damage s or injuries caused by mechanical failures due to erosion aging 9 Damage s or injuries caused by continued flying after low voltage protection alarm is triggered 10 Damage s or injuries caused by knowingly flying the aircraft in abnormal condition such as water oil soil sand and other unknown material ingress into the aircraft or the assembly is not completed the main components have obvious faults obvious defect or missing accessories ll Damage s or injuries caused by flying in the following situations such as the aircraft in magnetic interference area radio interference area government regulated no fly zones or the pilot is in backlight blocked fuzzy sight and poor eyesight is not suitable for operating and other conditions not suitable for operating 12 Damage s or injuries c
31. hes the rotation direction ofthe motor Motor Test Advanced Default sxe MODE GPSAtti RC STATUS Normal 2 Restore 8 Upgrade 4 Check Click Info to view Enter Tools to restore default Enter Basic page Enter View user information settings And check whether the Set the Aircraft page to check all and software firmware is the latest Mounting RC Gain basic settings version etc in each tab 2013 2014 DJI Innovations All Rights Reserved 15 Normal the transmitter and receiver are linked and communicating well RC Disconnect the A2 Flight Control System is powered on but the transmitter is powered off STATUS RC LOST RC signal is lost e g the transmitter is turned off after power on or the receiver description is sending F S signals e g the aircraft flies out of the range which transmitter is controllable The firmware version and the Assistant Software version should be matched when using the software A to configure the A2 flight control system otherwise the software will not work Its recommended to keep the firmware version and Assistant Software version up to date to avoid this issues 1 2 5 Configure the control mode switch Users should configure the control mode switch in the Assistant software in the following page Only the control mode switch has been set correctly the control mode displayed in the left bottom corner will be the same to the
32. ic and click into the Gain page to set the values of all gains real time during flying Go to the Basic and click into the Tool page to view the values of IMU amp Compass real time during flying Finish the flying and land your aircraft Only the parameter referred above can be changed during flying Others can be configured after landing 2013 2014 DJI Innovations All Rights Reserved 35 LED indicator descriptions Control mode GPS signal Manual Mode No indicator Best Soak 6 No indicator ATTI Mode 1 sticks not in mid point 2 Good Tey 6 1 GPS ATTI Mode 1 sticks not in mid point 2 Bad ROMA 5 02 Ground Station Q 1 Worst AMES 5 0 3 Flight Attitude Attitude good No indicator Attitude status bad 3 IMU data lost calibrate IMU needed 4 Compass calibration Horizontal calibration Calibration Failed lt Vertical calibration Abnormal Compass Data D Low voltage alert First level alert Second level alert FailSafe mode During the FailSafe Errors System Error Compass Abnormal after power on lt lt IOC Recording Record home point successfully Aircraft is in the 8m range of HP Record forward direction successfully Record a Point Of Interest successfully Bluetooth A2 Assistant is connected disconnected to the flight control system lt lt When the LED blinks 3 please hover or land the aircraft and wait for the white
33. ional Receivers 2013 2014 DJI Innovations All Rights Reserved 9 If using Traditional Receivers the DJI D BUS Adapter is required Please follow the diagram for connection set the Receiver referring to your Receiver manual and select the Receiver type as D BUS in the Assistant software gt Basic gt R C gt Receiver Type Ma Pi y M5 X3 e M X2 so Traditional mn Receiver ANT Important When you use a traditional receiver DJI D BUS ADAPTER is required Put the switch to the I stop and power on the system the LED should be red on otherwise keep the switch at I stop and then power cycle the system Atthe I stop the D BUS ADAPTER is converting the PWM signal from traditional receiver to S BUS signal Notes for the traditional receiver users 0 When using the traditional receiver which doesn t have endpoint adjustment operations to set FailSafe in the U channel the Go Home switch is recommended and users can use it to trigger the FailSafe Configure the FailSafe function of your transmitter and receiver according to its instructions set the FailSafe position of the Go Home switch in the position triggering the FailSafe function If it is configured correctly as mentioned above the FailSafe function will be activated automatically if the receiver loses the signal from the transmitter Users can get more information about the FailSafe function referring to 3 1 FailSafe in this
34. items is wrong it may lead to flight accident All parts are in good condition no ageing or damaged components Motor rotating direction Propeller mounting direction Mixer Type set in assistant software IMU and GPS COMPASS PRO mounting direction Transmitter channel mapping and sticks movement direction correct Compass calibration ESC connection IMU and GPS COMPASS PRO firmly mounted In addition check the following items to make sure the system can work 1 The Transmitter battery is fully charged A 2 The aircraft battery is fully charged 3 Do not over load the aircraft 2013 2014 DJI Innovations All Rights Reserved 22 2 4 Power on and Check 1 Control mode LED indicator Power on the Transmitter then the flight control system Toggle the control mode switch to different positions Control Mode LED indicator o Control Mode 6 l I SZ GPS ATTI Mode Switch Stick not in midpoint 2 Stick not in midpoint 2 No LED indicator Put the Control Mode switch to GPS position for basic flying test Note when the GPS signal LED indicator is bad or worst 2 or 3 and lasts for more than 3secs the flight control system will enter into ATTI Mode 2 GPS signal LED indicator GPS signal indication blinks after every Control mode indication We suggest flying when GPS satellites are more than 5 GPS signal LED indicator x x xt ytz x x Worst 6ps lt 5 3 Bad feps
35. iver channel It is recommended to use a Knob switch channel which is only used for H3 2D pitch control The Pitch and the H3 2D channels can be used at the same time The Pitch is for the pitch control of servo gimbal and the H3 2D is for the pitch control of H3 2D gimbal Recommended Mapping for Futaba Transmitter Mode 2 User CONS omw Er O O CON omw o E C EUA E 2013 2014 DJI Innovations All Rights Reserved 41 as 0 Channe 12 AUX5 Knob switch e g LD RD Settings of gain values for Your Reference 2 Position switch e g SF To set the value of basic gain and attitude gain you can refer to the following diagram These values are only for reference and may vary in practice i Configuration Information Basic Attitude Aircraft Motor ESC Propeller Battery Weight Pitch Roll Roll Vertical F450 DJ 2212 DJI 30A DJI 86Inch 38 2200 890g 150 150 150 140 F550 DJ 2212 DJI 50A DJI 8 Inch 4S 3300 155350g 170 170 160 150 S800 EVO Z15 DJI 4114 DJI 40A DJl I5lnch 6S 15000 7000g 140 140 140 150 The Transmitter setup of FUTABA Please configure the Frequency item on your Transmitter adhere to the table below The names of FASST modes here are based to the Transmitter FUTABA T8FG please ensure to select the most similar mode as the names differs for different Transmitters FUTABA 18MZ FUTABA 14MZ with TM 14 FUTABA 14SG FUTABA 12Z 2 4G FASST with TM 14 FUTABA 12FG 2 4G FASST with TM 14 FUTABA 10CG or
36. l point to any area out of the control modes Step 2 Manual Toggle the control mode switch to its three Z Z positions accordingly the cursor will move to dae T F some control mode z GPS Atti 3 a Z Control Mode Switch J 7 DD Step 3 Power off the Transmitter the FailSafe will be Faisala E Step 4 If all steps above are realized that indicates the control mode switch is set successfully Important In step 2 if the cursor doesn t point to the correct control mode area e g the following figures that indicates abnormal control mode switch configuration Users must re configure the Endpoint and FailSafe functions in the Transmitter to make the cursor point to the right control mode and the according areas become blue Control Mode Switch Control Mode Switch 2013 2014 DJI Innovations All Rights Reserved 17 1 2 4 Configuration Checking A2 English w FQ an Advanced Tools Info Mounting Aircraft Motor al G eee Mixer Type Q Quad rotor X Motor Idle Speed Q High IMU Location GPS Location X 0 cm X 0 cm RC F S id 0 cm Y 0 cm Receiver Type DR16 Failsafe Methods a Home Z 0 cm Z 0 cm Go Home Switch ON Basic Attitude 10C Roll 4 100 100 X 100 Roll OM 100 x 100 Gimbal Yaw 100 100 X 100 Vertical 100 100 X 100 w as Voltage rel varada Pobororboureetsal Protection Switch ON A 3 du a 0 iyi eo Current Voltage A 11 5 V
37. nfigure in the FailSafe in the Assistant software When using the dual mode Transmitter please set the transmiting mode as DSM2 in SYSTEM SET UP gt FRAME RATE gt MODE which should not be DSMX Support DSM2 satellite Receivers used with all SPEKTRUM Transmitters e g DX l DX7S DX8 DX18 etc as well as JR Transmitters e g DXS9II DXSI11 C S BUS Receivers If using S BUS Receivers please follow the diagram for connection set the Receiver referring to your Receiver manual and select the Receiver type as D BUS in the Assistant software gt Basic gt R C gt Receiver Type s 8us SBUS a Receiver 2 xXxx xnmmmnmm JSN LED Ma M5 M FLIGHT CONTR CONTROLLER ci s 2 1 ANT Notes for the S BUS users It is no need to enable the FailSafe function in the Transmitter Once the Receiver loses the signals from the Transmitter the controller unit will enter into FailSafe automatically and the aircraft will hover or Go home as configurations of the FailSafe in the Assistant software D PPM Receivers If using PPM Receivers please follow the diagram for connection set the Receiver referring to your Receiver manual and select the Receiver type as PPM in the Assistant software gt Basic gt R C gt Receiver Type Mi a e Fa Ma UNK Fi ems F2 Ma Pi r mms A2 wal PPM PPM Me xP A My FLIGHT CONTROLLER Xi Receiver Me ie gt Le 152 cy s E Tradit
38. olid on 2013 2014 DJI Innovations All Rights Reserved 4 1 Assembly and Configuration For hardware installation software configuration and compass calibration please adhere to the following sections 1 1 Hardware Installation and Connection 1 Please adhere to 1 1 1 Mixer Type Supported to choose a mixer type and assemble your aircraft 2 Please adhere to both 1 1 2 Hardware Connection Diagram and 1 1 3 Important for Assembly and Connection to install and connect all units on your aircraft 1 1 1 Mixer Type Supported Following Mixer Types are supported M2 M3 M5 M4 Hexa rotor Quad rotor Hexa rotor IY Octo rotor X Octo rotor Octo rotor V The direction of the arrow in diagram indicates the rotation direction of the motor propeller A For coaxial propellers Blue propeller is at TOP Red propeller is at Bottom Otherwise all propellers are at top 2013 2014 DJI Innovations All Rights Reserved 5 1 1 2 Hardware Connection Diagram Important cl CAN Bus it provides power supply and communication A2 can automatically identify the device connected CAN1 and CAN2 ports are working independent device connected are non interchangeable E g IMU and GPS COMPASS PRO to CAN1 LED BT I to CAN2 PMU to CAN1 or CAN2 90 2S 6S Battery f Important Make sure the cable connections are tight before every flight 6CJ i p Si Suitable amount of
39. re Connect the landing gear of S800 EVO to the Controller Unit as fig below Make sure to enable and configure the Intelligent Gear function in the Assistant software first and then connect the gear to the Fl port The Gear channel is required to be mapped with a channel on Receiver if the Intelligent Gear function is enabled in Assistant Software and the Fl port will give outputs for retracting control Once you map the Gear channel Fl port will give output signals from the controller for retract control Otherwise even the Intelligent Gear function is enabled Fl will give output from DI it s necessary to map the Dl channel with a channel on Receiver as your demands M4 M5 M FLIGHT CONTROLLER ith R UNIT B ciji 4 4 Attitude Control When One Motor Output Fails For Hexa rotor including Hexa rotor Hexa rotor V Hexa rotor Y and Hexa rotor Y the aircraft with A2 flight control system is attitude controllable when one motor output fails Select Course lock or home lock mode for flying the aircraft into a safe area to land when the aircraft is far away or the attitude can t be recognized 2013 2014 DJI Innovations All Rights Reserved 33 4 5 DJI Assistant App Usage There is a built in Bluetooth in the A2 LED BT I module With a DJI Assistant App installed on your mobile device remote parameter configuration can be obtained via Bluetooth communication between the A2 Flight Control Syst
40. s 3 5 times to record manually G 3 Forward Forward 2 direction direction DO NOT toggle the switch between the position and 3 frequently which may re record the position 2 The new Home Point and Forward Direction can be set only after one has already been recorded automatically HP is not only used in IOC but also in FailSafe and Low voltage as go home and landing destination The flight control system will automatically record the HP even if IOC function is disabled in Assistant software but Forward direction and POI can be recorded only after IOC is enabled Once the Home Point is recorded successfully LED will blink O 6 continually under the following conditions All conditions must be true l Gps gt 7 2 Distance between aircraft and the recorded home point is less than 8m 5 Current control mode is in GPS ATTI Mode or ATTI Mode of switch position 2 Step 3 IOC flying test Please study the following diagram then make an IOC flying test IOC LED indicator blinks 2 means not all stick s at the midpoint 2013 2014 DJI Innovations All Rights Reserved 31 IOC Flying Record switch i IOC function is available only when all the required conditions are satisfied If any condition is omitted the flight control system will exit IOC Please keep an eye on the LED to know the current control mode It s recommended to start the HL flight when the aircraft is gt Om away from the HP If starting the HL
41. se the aircraft to crash as well as other consequences If the second level low voltage alert occurs in below procedures the aircraft will descend automatically a When the aircraft is in FailSafe and Go Home process b When the aircraft is controlled by the Ground Station 2013 2014 DJI Innovations All Rights Reserved 29 4 Advanced Functions IOC and Gimbal functions of A2 and how to use A2 Assistant app via a mobile device 4 1 IOC Intelligent Orientation Control function IOC Help users to set the Flying direction Should be enabled in Assistant software Flying direction The flying direction of aircraft when pushing the Roll and Pitch sticks Forward direction The flying direction of aircraft when the pitch stick is pushed forward IOC is disabled Forward direction is pointing to the nose direction and changes Normal flying along with the nose Course Lock Its forward direction is pointing to the nose direction when CL flying recording which is fixed until you re record it or exit from CL Home Lock Record a Home Point HP push Pitch stick to control the aircraft HL flying far from or near to the HP Point of Interest Record a point of interest POI the aircraft can circle around POI flying the POI and the nose always points to the POI Conditions of IOC function IOC GPS COMPASS Flying Control Mode GPS Satellites Distance Limits Setting PRO Required Normal Basic to control mode
42. site Connect the A2 flight control system to a PC via a Micro USB cable The Micro USB port of the A2 flight control system is on the LED BT module Run the driver installer and follow the prompts to finish installation Next run the assistant software installer and follow the prompts to finish installation Double click the A2 icon on your Windows desktop to launch the software Download the Assistant Software installer in DMG format from the download page of A2 on the DJI website Run the installer and follow the prompts to finish installation ano A When launching for the first time if use Launchpad to run the A2 Assistant software Launchpad won t allow access because the software has not been reviewed by Mac App Store N L A2 can t be opened because it is from an unidentified developer Y EIM created this file yesterday at 3 46 PM O E Locate the A2 icon in the Finder press the Control key and then click the A2 icon or right click the A2 icon using a mouse Choose Open from the shortcut menu click Open in the prompt dialog box and then the software will launch After the first successful launch direct launching of the software can be achieved by double clicking the A2 icon in the Finder or using Launchpad 2013 2014 DJI Innovations All Rights Reserved 14 DJI A2 Assistant Ka aw eco Tools Acrcradt Motor IMU Orientatic Forward Mixer Type Motor Idle Speed Recommended IMU
43. status indication during flying e g Control Mode 2 Bluetooth is used for real time communication with your mobile device e g iPhone to realize parameter configuration on a mobile device For parameter configuration using a mobile device it is required to install the DJI Assistant App on the mobile device When you mount the LED BT l please make sure the side with ANT LOGO is unsheltered after mounting In addition there is a Micro USB port make sure it is mounted for convenient connection Port Description Bluetooth status indicator Normal 0000 Communicating ee Abnormal Micro USB port used to connect to the PC for Assistant software configuration and upgrade Indicator of autopilot system Antenna of Bluetooth Mounting Requirements Mount in a good place to make sure the LED is visible during flying Antenna of Bluetooth should be unobstructed 2013 2014 DJI Innovations All Rights Reserved 13 1 2 Software Installation and Configuration Please configure the A2 flight control system in the Assistant Software according to the following instructions Users are required to configure every item within the Basic page when use the A2 flight control system for the first time 1 2 1 Installing Driver and Assistant Software Installing and running on Windows Download driver installer and Assistant Software installer in EXE format from the download page of A2 on the DJI web
44. t gently to avoid shock or crash Please refer to the next section Protection Functions Setting to take precautions A 1 Low voltage alert yellow quick flashes or red quick flashes 2 FailSafe LED indicator blinks blue Moreover you may come across the following abnormal situation please carry out the operation below 3 Compass data is abnormal the LED blinks yellow and green alternatively Please re calibrate the Compass 4 IMU data is abnormal the LED blinks four green Please contact your dealer 2013 2014 DJI Innovations All Rights Reserved 26 3 Protection Functions Settino Set protection in the Assistant software gt Advanced page FailSafe and Low voltage protections are required 3 1 FailSafe FailSafe works when the Transmitter TX signal is lost the flight control system will automatically control the aircraft to reduce injuries or damage TA at Descripti fam eps gt escriptions Home 3Osecs later after power on lOsecs later after pe gt 6 0 or no Red LED Point Motors have been started auto record the position as home point at the first time HP the throttle stick is raised Flight control system can automatically control the aircraft after Transmitter signal is FailSafe gt lost It should be set in Assistant software gt Advanced gt F S while Hover Go Home or Alt Go Home is optional Additionally a Go Home switch can be enabled Go Home switch can be used to trigger
45. tion indicator On the DJI Assistant App if the communication indicator is please double check the connections and driver installation otherwise if the indicator is blinking go to next step 2013 2014 DJI Innovations All Rights Reserved 34 Select the Basic option Please follow step by step for your first time configuration Basic configuration is necessary Click the icon O to get the configuration details You can click the Advanced option for more parameter settings Advanced setting is optional There are Motor F S IOC Gimbal Voltage Limits Gear etc Check all parameters in the View page Select More to obtain more details Including Restore MC default settings Accounts Main Controller List Information wiki Rate DJI Assistant FAQ Feedback About Make sure to upgrade the LED BT module to the latest firmware via the PC Assistant software on a PC before you use the DJI Assistant App with the A2 Flight Control System Every time you run the DJI Assistant App the App will search the Controller Unit automatically The gain value displayed on Mobile Device and PC may be a little different that is OK for use Step 3 Flying Test Procedures l Get the aircraft ready run the DJI Assistant and make sure it is connected with the main controller The indicators on the DJI Assistant are 00 Start the motors The View page shows the relative parameters real time when flying Go to the Bas
46. turns around 2013 2014 DJI Innovations All Rights Reserved 19 Read this section before basic flight testing 2 1Control Mode Instruction The aircraft performs differently when using different control modes Please read the following table to know the different control modes which may help you to achieve a more involved flight experience GPS ATTI Mode ATTI Mode Manual Mode No altitude locking when the Throttle meter from ground when the throttle stick is in mid position throttle stick is in mid position A italia All Sticks Lock position if GPS signal is Only attitude stabilizing Keep original attitude adequate No position locking GPS Lost has recovered for 2 seconds A A ep A as ii IOC Supported CL HL POI CL None Assign a 3 position switch of the transmitter as the control mode switch The position 1 is defaulted as GPS ATTI Mode and the position 2 is ATTI Mode The position 3 can be set as Manual Mode or ATTI Mode in A2 assistant software err Control Mode Q SZ position 2 7 position 3 Configurable Control Mode AAA eee es The flight control system will enter FailSafe The flight control system will enter Mode if the Transmitter signal is lost and no FailSafe Mode if the Transmitter signal is Protection matter if Transmitter signal recovers or not lost and the system will exit FailSafe once system will not exit FailSafe mode
47. vibration near the aircraft s center of gravity NOT water proof or oil proof Check the double faced adhesive tape regularly to make sure that the IMU is fixed firmly There is a CAN Bus connector which can be used to connect to the GPS COMPASS PRO or other DJI product E D 2013 2014 DJI Innovations All Rights Reserved T 3 GPS COMPASS PRO GPS COMPASS PRO module has a built in GPS and compass The compass is used for geomagnetic field measurement It should be mounted according to the required location and orientation Compass calibration is required before use DO NOT use and store the compass in the ferromagnetic material environment Mounting Procedure a Use the epoxy resin AB glue to assemble the GPS bracket first The longest one is recommended IOO D Y b Mount the bracket on the aircraft first and then fix the GPS COMPASS PRO on the plate of the bracket using the 3M sticky pads provided Mount Requirements es we aa A The arrowis N _ y Keep it parallel OS ae pointing to the SS i to the aircraft a nose direction fa y 4 te ee Bi e S i Sa ha Y a WA Er R a Use the GPS bracket and keep it away from other gt electronic equipment x aa a a Usage Requirements 1 The DJI logo should be facing the sky with the orientation arrow pointing directly to the nose direction otherwise it may lead to take off
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