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LXNAV LX90xx User Manual Download Page 79

LX90xx system Version 4.0 

 

February 2014 

 

Page 79 of 151 

6.1.16

 

Passwords 

 

There are several passwords which run specific procedures as listed below: 

•

 

00111 

displays information about the system and its sensors.

 

•

 

01043

 will perform “Auto zero” and set indicated speed to zero. 

•

 

30000 

browses through installed files (use with caution). 

•

 

41000

 first or forced update of Flarm. 

•

 

42000

 update of Flarm through PC port (default). 

•

 

44441 

shows debug information. 

•

 

55556

 will enable Condor simulator input via the PC port. 

•

 

89891

 is used to initiate the firmware update procedure. 

•

 

99999 

will erase all flights stored on the main display unit. 

6.1.17

 

Admin mode 

Admin mode is very powerful tool to disable particular functionality of the system for normal 
users. It is designed for club usage, where one person is taking care of all instruments. 
To  enable  Administration  mode,  check 

Enable  admin  mode

  check  box.  Next  step  is  to 

enter  and  re-enter  administration  password.  Once  password  is  entered  it  si  possible  to 
define, which actions normal user can do. 

  

 

There are several actions, which can be disabled for normal user: 

•

 

Change Safety Altitude

, user will not be able to set saftey altitude. 

•

 

Change Report Point

, user will not be able to set report point, if is is already set. 

Summary of Contents for LX90xx

Page 1: ...LX90xx GPS Navigation System with variometer Including LX9000 and LX9070 Version 4 0 LXNAV d o o Kidričeva 24a 3000 Celje Slovenia tel 386 592 33 400 fax 386 599 33 522 info lxnav com www lxnav com ...

Page 2: ......

Page 3: ...anel cut out for V9 V5 vario unit 17 4 3 Panel cut out for V80 vario unit 17 4 4 Pneumatic connection 17 4 5 Ports and Wiring 18 4 5 1 Flarm port 19 4 5 2 Main unit wiring 19 4 5 3 V5 V9 V80 vario unit wiring 20 4 5 4 USB D or Analog unit wiring 20 4 5 5 Connecting vario unit 20 4 6 Installation of Options 20 5 System Description 22 5 1 Rotary Switches and Buttons 22 5 1 1 Landscape orientation 22...

Page 4: ...eclaration 44 6 1 5 10 Formatting a SD Card 45 6 1 5 11 Managing PDF documents 45 6 1 6 Graphics 47 6 1 6 1 Terrain and Map 47 6 1 6 2 Airspace 48 6 1 6 3 Waypoints and Airports 49 6 1 6 4 Glider and Track 50 6 1 6 5 Optimization 51 6 1 6 6 Task 52 6 1 6 7 Flarm 52 6 1 7 Sounds 54 6 1 7 1 Audio Settings 54 6 1 7 2 Voice 55 6 1 7 3 Alarms 55 6 1 8 Observation Zones 57 6 1 9 Optimization 59 6 1 10 W...

Page 5: ...rt Mode 88 6 5 1 Initial Navigation Page 88 6 5 1 1 Final Glide Symbol 89 6 5 1 2 Thermal Assistant 89 6 5 2 Second Navigation Page 90 6 5 3 Third Navigation Page 90 6 5 4 Fourth Navigation Page 91 6 5 5 Fifth Navigation Page 91 6 5 6 Button Actions 92 6 5 6 1 Select an Airport 94 6 5 6 2 MacCready Ballast and Bugs Settings 97 6 5 6 3 Map Settings 97 6 5 6 4 Wind 99 6 5 6 5 Airspace 100 6 5 6 6 Ma...

Page 6: ...gned Area Tasks AAT 128 8 2 Flying a Task 130 8 2 1 Starting a Task 130 8 2 2 Restarting Task 131 8 2 3 Over Turn Point 132 8 2 4 Entering Assigned Area 132 8 2 5 Moving Point Inside Assigned Area 133 8 2 6 Task Finish 134 8 3 Procedure after Landing 134 9 Firmware Update 136 9 1 Updating main display firmware 136 9 2 Updating vario unit or Vario indicator 137 10 IGC Barograph Recalibration Proced...

Page 7: ...LX90xx system Version 4 0 February 2014 Page 7 of 151 11 7 Flap sensor 150 11 8 Secondary Vario Indicators 150 12 Revision History 151 ...

Page 8: ...t fail in normal use Such repairs or replacement will be made at no charge to the customer for parts and labour provided that the customer shall be responsible for any transportation cost This warranty does not cover failures due to abuse misuse accident or unauthorised alterations or repairs THE WARRANTIES AND REMEDIES CONTAINED HEREIN ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES EXPRESSED O...

Page 9: ...orm using 3 axis accelerometer 4 gyroscopes for inertial vario AHRS and wind calculation smooth audio output with audio equalizer and integrated synthesized speech output The unit communicates with the main display unit over the RS485 system bus Standard version of V9 variometer features 57 mm diameter 2 indicator with mechanical needle and colour display for additional data Optional variometer co...

Page 10: ...ed FLARM collision avoidance system with graphic sound and voice optional presentation 2 1 2 LX9070 Display Unit Features Extremely bright 7 0 17 8 cm colour display readable in all sunlight conditions with backlight automatically adapted using an ambient light sensor ALS Using Linux operating system not CE Windows ensures fast and stable operation of the firmware 8 push buttons and 4 rotary switc...

Page 11: ... information such as average thermal vario time speed etc digital temperature compensated pressure sensors for altitude and airspeed inertial platform 3 axis digital 6g accelerometer 4 gyroscopes Smooth audio output with audio equalizer and many custom audio settings Integrated voice module 100Hz sampling rate for very fast response Speed to fly indication TE compensation can be selected to be eit...

Page 12: ...erfaces The RS232 interface has NMEA output for external devices An SD Card interface A USB slot for data transfer using USB memory stick 2 1 6 Internal Options Flarm module can be built into the main display unit All necessary connectors are available on the rear side of the unit Flarm external indicator Flarm antenna which guaranties the same comfort as with the original Flarm devices It is very...

Page 13: ...he unit installed in the rear seat of the glider is powered and receives all necessary data from the main unit The communication between both units is exclusively via the RS485 bus system Remote Control An extremely ergonomic leather coated handle which includes 8 push buttons to operate the main display unit and also two additional buttons with open wires These two buttons can be used for instanc...

Page 14: ...um brightness without audio and with Flarm o 160 mA additional for V9 vario unit Cut out dimensions of the LX9000 display unit are 109 x 143 mm outline dimensions 113 x 145 x 38 mm exclusive connector 57 mm 2 standard aircraft cut out for the V9 vario unit length 92 mm exclusive connector 80 mm 3 standard aircraft cut out for the V80 vario unit length 130 mm exclusive connector 2 1 9 2 LX9070 Syst...

Page 15: ... SD card Barogram calibration chart GPS antenna Flarm Antenna Hex key Inbus 3 2 LX9000 LX9070 LX9000 LX9070 main display unit V9 vario unit with V5 indicator or with V80 indicator Main power cable for main display unit Cable for vario unit SD card Barograph calibration chart GPS antenna Hex key Inbus 3 3 LX9000D LX9070D LX9000D LX9070D Main power cable RS485 cable 4 meter RS485 splitting unit Vari...

Page 16: ...isplay unit Prepare the cut out in the instrument panel according to the drilling template Position the Main display unit in the cut out in the instrument panel Tighten the main display unit with attached 2 5 mm screws When installing the main display unit it is not necessary to remove the rotary knobs The mounting template for LX9000 main display unit is shown in the picture below not to scale Th...

Page 17: ...the back of the vario unit A label shows their functions Pstatic means static pressure connector Ptotal means pitot or total pressure connector TE means total energy TE connector If the unit is to be configured for digital TE compensation the connections are as follows Pstatic Static Ptotal Pitot or Total pressure TE Pstatic Static If the unit is to be configured for pneumatic TE compensation usin...

Page 18: ...dicators are connected via the RS485 bus and the connectors are labelled with RS485 at each end Please ensure that both units are connected correctly before the first power on The power wires red and blue should be connected to the main display unit Even though there is an automatic fuse in the instrument it is VERY IMPORTANT to use an external fuse max 3A Power supply cables should use a minimum ...

Page 19: ... 6 Ground 4 5 2 Main unit wiring 1 6 2 7 3 8 4 9 5 SUBD15 Connector female LX9000 DIGITAL UNIT 12V DC OUT white red shield black yellow GND 12V B A RS485 OUT SUBD9 female GND LABEL 12V DC IN 1 9 2 10 3 11 4 12 5 13 6 14 7 15 8 Data Out Data In B A 1 2 3 4 5 BINDER 5Pin Male PC RS232C 09 0097 00 05 White Data In Black Data Out Shield GND 1 3 5 30 cm 50cm Red 12V 2 GND GND GND shield shield LABEL RS...

Page 20: ...tor female LX9000 VARIO UNIT white red shield black yellow GND 12V B A RS485 IN SPEAKER SUBD9 male GND 12VDC IN SC 1 9 2 10 3 11 4 12 5 13 6 14 7 15 8 Data Out Data In B A RCA Jack Receptacle CHINCH Female SC switch Speaker 30 cm 30 cm 50 cm LABEL AUDIO OUT LX 9000 VARIO UNIT Wiring VP switch VP 50 cm green Brown DS1820 OAT 1 5m OAT LABEL OAT LABEL VARIO PRIORITY LABEL SC LABEL RS485 shield shield...

Page 21: ...of 151 installation work The main display unit also powers all devices connected to the bus An automatic fuse built into the main display unit prevents damage to the digital unit should a short circuit in the wiring or in some attached device occurs ...

Page 22: ... manual all screenshots are given for portrait orientation of the LX9000 system However all functionality is the same in landscape orientation and on LX9070 system 5 1 Rotary Switches and Buttons The following controls are mounted on the front face of the main display unit Four rotary selector knobs Eight push buttons SD card reader 5 1 1 Landscape orientation VOLUME selector MODE selector SD Card...

Page 23: ...m on and off 5 1 4 Rotary Switches Knobs The main display unit has four rotary knobs Each has a single function with the exception of the zoom knob which has in some cases a function other than zoom With the upper left rotary knob the volume can be adjusted The upper right rotary switch is the mode selector it changes the mode of the operation At the lower right is the up down knob which is used f...

Page 24: ... boot procedure is completed the profile selection dialogue is shown Please refer to Chapter 8 1 for more details about starting up the system 5 3 User Input The main display unit user interface consists of many dialogues which have different input controls They are designed to make input of names parameters etc as easy as possible Input controls can be summarised as Text editor Masked text editor...

Page 25: ...ress it to toggle modes Abc mode will start every new word with a capital letter subsequent letters will be lower case ABC mode will enter only upper case letters abc mode will enter only lower case letters Pressing the DELETE button will delete the character at current cursor position Continually press the DELETE button to delete all characters after the current cursor position Press OK to confir...

Page 26: ...mbo boxes on Windows operating system are used to select a value from list of predefined values Use the page selector to scroll through the list 5 3 5 Checkbox and Checkbox List A checkbox enables or disables a particular parameter Press SELECT to toggle the value If an option is enabled a check mark will be shown otherwise an empty rectangle will be displayed Use page selector to scroll through t...

Page 27: ... Selector Using the font selector it is possible to define a font colour and style for a selected item Turn the PAGE selector knob page selector to change the font style Text is also rendered in the selected font style Turn the ZOOM selector knob zoom selector to change the font colour Press PICK button to define colour more precisely A colour dialog will open where you can select colour from HSV ...

Page 28: ...onds The OFF message will be displayed and the instrument will shut down When the message appears you must release the power button Method 3 When the button with the OFF symbol is pressed for more than 8 seconds the system will perform an unconditional shutdown This method is recommended only in case that the program hangs and it is not possible to shutdown with methods 1 or 2 If you are using met...

Page 29: ...splay unit is switched off via software Never power down the system using the main power switch The main display unit is running the Linux operating system and sudden power loss may corrupt the file system If main power is lost for a few seconds during flight the flight recorder will not produce two flights The most important flight parameter altitude will remain which means that the final glide c...

Page 30: ...gation selection and editing waypoints Task Mode Navigation selection and editing task Statistics Mode shows statistical data for flight in progress or logbook Setup mode is used to configure the whole system Information Mode displays GPS status altitude flight level and height sunrise and sunset or position report to selectable point or satellite sky view Near Mode displays a list of all landable...

Page 31: ...ional pages using STYLE menu option Refer to Chapter 7 for more details In airport navigation mode the user can navigate only to airports stored in LXNAV s Airports database This database cannot be edited on device itself and is available at no charge on our web pages See Chapter 6 1 5 2 for more details how to obtain the latest databases Database can be modified using program LXAsapt editor This ...

Page 32: ...tick to enter a menu A dialogue or sub menu will open The setup menu is slightly different on the rear seat device as not all options are applicable Items which are marked with an asterisk are available only in the front seat setup menu 6 1 1 QNH and RES Turn the bottom right knob to select the required entry field Press the EDIT button and start editing the value 6 1 1 1 QNH Using this feature it...

Page 33: ...er can enter a custom value 6 1 1 5 ETA ETE Calculation In changing this value you may choose from four different methods to calculate the estimated time of arrival to the navigational point Calculation is always divided into straight flight and climb time calculations MacCready uses the Polar data and MacCready setting to calculate speed to fly and climb rate Vario uses the last four thermals ave...

Page 34: ...6 1 11 If the system is used in two seat aircraft the name of the co pilot may also be entered There is no setup for glider type Glider type is defined in the Polar and Glider setup see Chapter 6 1 13 There are very few settings for the flight recorder compared to other instruments This is because main display unit will record all additional data such as wind speed and vertical speed by default If...

Page 35: ...pen after approximately 10 seconds Detection of straight flight will cause a changeover to speed command G load When accelerometer detects increased g load because of circling variometer will change from cruise to climb mode IAS When the IAS exceeds a pre set value The IAS at which switching occurs can be selected in 5 km h steps from 100 up to 160 km h or the equivalent in knots or mph Using Smar...

Page 36: ...d Maximum brightness items control value limits Use time values to setup how fast adaptation to brighter conditions or darker conditions will occur Default values are tuned to human eyes and do not require change Night mode brightness defines maximum brightness when instrument is operating in night mode In night mode brightness is reduced to very low value to reduce difference between ambient ligh...

Page 37: ...aded from a SD card or USB stick Select the type of database you wish to upload and press the LOAD button In next step the data source must be selected Unavailable data source are going to be greyed out A dialogue with a list of all available files will be opened Press the COPY button to copy the selected file to the main display unit The main display unit will accept the following file formats Wa...

Page 38: ...shown Databases are updated automatically and progress of the update will be shown on the screen 6 1 5 3 Managing Airspace Select the Airspace menu item and press the SELECT button A list of all available airspace databases files will be shown on screen The distributed airspace databases are shown first followed by user airspace files followed by airspace file on SD card and at the end are shown a...

Page 39: ...able profiles which can be transferred from one device to another device It is also possible to edit an airspace file Select an airspace item and press the EDIT button A list of all airspace zones in this database file will be shown Use the page selector to scroll through the items one by one or the zoom selector to move up or down for a whole page At the bottom of page a map with selected airspac...

Page 40: ...sed in the near mode calculation if the waypoint is of the proper type airport or outlanding place However only one file can be the active file The active file is primary used for task creation When a waypoint file from USB or SD card is selected it will be available only if SD card or USB stick is inserted in main display unit Selecting waypoint files on SD card or USB allows you to create portab...

Page 41: ...sing SeeYou or a similar program You can subsequently easily select a task via the Task Edit Load option See Chapter 6 7 7 for more details Some of CUPX waypoint files with images are password protected and a valid password must be obtained before using such a file Please contact vendor to obtain password for your display unit 6 1 5 5 Managing Airports Select the Airports menu item and press the S...

Page 42: ...You can also delete the regions you re not interested in and add any new or missing airports anywhere in the world for supported regions The application also monitors every change you make to the database so you can simply apply changes to a new database when it is released by LXNAV Modified airport data can readily be exported to the system as a asapt file and imported to the main display unit us...

Page 43: ...provided by SeeYou software from Naviter There are available free of charge sectional maps of USA www soaringdata info and QMP file format provided by Ifos Please contact Ifos www ifos de or www strepla de to purchase scanned maps Select the Maps menu item and press the SELECT button A list of all available map files will be shown on the screen Multiple files can be selected All checked files will...

Page 44: ...to another device 6 1 5 8 Managing Flights Select the Flights menu item and press the SELECT button A list of all stored flights will be shown The main display unit is capable of storing more than 1000 hours of flight logs If a SD card or USB stick is inserted into the main display unit flights can be copied to it when the corresponded button is pressed Flights can be removed from the main display...

Page 45: ...t cannot read SD card The system uses the same card format as used by the MS Windows operating system FAT However sometimes Windows does not format the SD card properly or a new card may not be formatted properly It is recommended to format new SD cards before using them Formatting a SD Card will erase the entire contents of the SD card 6 1 5 11 Managing PDF documents Main display unit can store a...

Page 46: ...ument Use ZOOM selector to zoom current page Use MODE selector to move left right on the selected page Press GOTO button to navigate to specific page A goto dialog will be open Use PAGE or ZOOM selector to select desired page It is also possible to set four independ bookmarks Press BMARK1 to open bookmark drop down menu Press BMARK1 button once more to set a bookmark A message will confirm that bo...

Page 47: ...gational pages If this item is unchecked no map will be displayed Check Shadows if you terrain to be shaded The Label zoom value defines up to which scale of zoom city names are visible 100km means the whole width of the screen represents 100 km The user can also modify size font style and colour via the Font style and colour item Use the ZOOM selector knob to modify the colour and the PAGE select...

Page 48: ...ying on flat areas with elevation close to MSL or below on terrain will be displayed black spots Black spots will disappear if you uncheck shadows Check Show raster maps if you would like to see also scanned maps See also chapter 6 1 5 7 6 1 6 2 Airspace In this dialogue you can define the airspace map presentation Check the Show airspace item to enable airspace displays in navigational pages If t...

Page 49: ...lue dots will be shown for waypoints and no labels will be drawn Font style colour and size can be defined using the Font style and colour item and the Font size item When editing style turning the ZOOM selector knob will change the font colour Waypoint labels can be setup to give even more detail Label details can be defined for each individual waypoint type A label consists of two selectable val...

Page 50: ...path will be shown The path can be coloured using Vario path style where red colour indicates positive vertical speed and blue colour negative vario values Mc path style which is based on current MacCready settings Red colour indicates segments of the flight where we have vertical speed higher than the current MacCready setting Orange colour shows vertical movements similar to the current MacCread...

Page 51: ...hapter 6 1 9 It calculates the available FAI triangle area which is also called the FAI triangle assistant If you enter this area and return to the start point your flight forms a triangle according to FAI rules The Optimisation dialogue is used to define the look and feel Check the Show optimization item to enable display of the optimised track Optimization colour and width defines the colour and...

Page 52: ...ontrols whether all task observation zones are to be displayed or if there is only one then that alone will be shown 6 1 6 7 Flarm The system can be equipped with the internal or external FLARM module If your device is equipped with FLARM this menu will let you to modify presentation of the Flarm radar display Flarm radar is not available if competition or privacy modes are active Refer to Chapter...

Page 53: ...ltitude and vertical speed are displayed next to the aircraft symbol The user can modify size font style and colour Select the Font style and colour item Use the ZOOM selector knob to modify colour and the PAGE selector knob to modify style It is possible to display the flown path of tracked aircraft Path colour and Path width define width and colour of paths Show paths combo box defines for which...

Page 54: ...conds when the needle is positive on negative side sound is linear not interrupted Linear negative inverse function to Linear positive Linear sound is linear and non interrupted in full scale range Digital positive similar to Linear positive except frequency is not changing linearly but with larger steps Digital negative inverse function to Digital positive Linear positive only sound is present on...

Page 55: ... the tone frequency at 0 m s Freq at 100 defines the tone frequency at full deflection Freq at 100 defines the tone frequency at full deflection 6 1 7 2 Voice Voice module is integrated part of V5 V9 or V80 variometer The voice module is 100 controlled through the main display unit via the settings described in this menu In the Voice menu volume level loudness of the voice module can be adjusted I...

Page 56: ...Page 56 of 151 Frequency and Periods define the length and pitch of alarm Press DEMO button to play alarm sound Change volume to define loudness of alarm Volume level loudness can be also set with volume rotary knob when alarm is being played ...

Page 57: ...ee Chapter 6 7 1 Using parameters in the zone dialogue it is possible to describe all types of observation zones Angle12 defines the orientation of the observation zone Available values for Direction are Symmetric This is the most common selection for turn point Fixed This is mostly used for assigned areas Next will orient the observation zone in direction of the outgoing leg This is usually used ...

Page 58: ...ck the AAT checkbox if you want to make the selected zone an assigned area The AAT checkbox will be automatically checked when Radius1 is greater than 10 km By default navigation to task points will be automatically advanced uncheck Auto next if you do not want to change over to next point when reaching selected point This option will be automatically unchecked when Radius1 is greater than 10 km U...

Page 59: ...by FAI rules The FAI triangle group defines the rules for FAI triangles and these rules can bend a little if you do not want to fly marginal triangles Check Reset optimization on engine run to reset optimization counter each time engine is started 6 1 10 Warnings There are four types of warnings available Airspace warnings are shown when approaching a particular airspace zone Altitude warnings are...

Page 60: ... first warning orange will also be given when you enter an airspace zone buffer but the projected flight is computed to cross it An Airspace warning will be raised in all modes and dialogues A warning for an alarmed zone can be dismissed for a whole day some minutes or just quit Quit means that the message will disappear Use Dismiss for spin to define dismiss time in minutes This time will be show...

Page 61: ... Projection is calculated based on the 20 second average vertical speed and time which is defined in the Time item If the projected altitude is greater than the set altitude an altitude warning will be raised Altitude warnings will be raised in all modes and dialogues just as for airspace warnings Altitude warnings can be dismissed for 1 minute 5 minutes or disabled ...

Page 62: ...ate items if you want to disable this part of the message You can also define the way direction to the Flarm object will be presented There are three options Relative bearing In this option direction will be given relative to the glider s nose direction e g Traffic 3 o clock which means traffic is on your right side True bearing Direction is give with absolute direction e g Traffic from 330 Relati...

Page 63: ...put The lower middle button will toggle all units between imperial and metric units Glider ballast can be entered as overload factor which is defined as weight glider REFERENCE ballast Water weight Pilot weight glider Empty overload Load which is entered in kg m2 or lb ft2 Weight of water ballast If this option is used the weights of the glider and pilot must be entered Refer to Chapters 6 1 13 an...

Page 64: ...nt display units Some items may be greyed out when the selected option is not available 6 1 12 1 Vario unit settings TE compensation All settings in this menu are related to the glider 6 1 12 1 1 TE compensation Digital Total Energy Compensation There are two ways by which the vertical speed can be corrected for total energy digital TE compensation based on speed changes with time Pneumatic compen...

Page 65: ...ines to the instrument are approximately the same length The best sensor to use is the combined Pitot static Prandtl tube If problems are experienced with the digital TE compensation the most likely cause is the glider s static source The static source can be checked by plumbing the pneumatic tubes for digital TE compensation and then setting the TE to 0 In still air accelerate to approximately 16...

Page 66: ... wired via switch to ground and it shall open or close when selected action is performed A green light will light If necessary check Invert check box to reverse the operation of digital input Once digital inputs are connected the system will warn pilot if airbrakes are open on take off and when gear is not locked prior to landing 6 1 12 2 Vario Indicator Setup The vario indicator is always part of...

Page 67: ...2 5 5 10m s or 5 10 20kts or 500 1000 2000fpm Upper number and Lower number can be configured as average vario time flight time task remaining time netto value outside temperature thermal average indicated airspeed true airspeed current altitude distance to goal arrival altitude Last 60 minutes speed altitude in feet flight levels voltage or average netto It can be setup separately for climb mode ...

Page 68: ...It features 3 5 colour screen with 320x240 pixels resolution on which user selectable data are displayed and needle is drawn Each V80 vario indicator is identified by a serial number which is also displayed on hardware menu Therefore literally unlimited number of vario indicators can be connected to RS485 bus and each of them can be setup separately V80 vario indicator basic screen is split into t...

Page 69: ...rio needle Vario SC Netto or Relative SC Ring Displays speed command at all times Upper Numeric Display Integrator time flight time task remaining time Upper line the parameter displayed can be configured in both Vario and SC modes Vario Mode Indicator Shows current flight mode vario or speed command Lower Numeric Display Altitude NN altitude Distance distance to the navigation point Glide diff fi...

Page 70: ...eing received Use Ext PC port when you want to receive externally connected Flarm on PC port See chapter XXXX Device ID shows the Flarm unique ID which is transmitted to other FLARMs Competition mode is intended only for competitions If this mode is enabled the pilot will not be able to see any Flarm data on the navigational screens The competition mode status is recorded in the IGC file and can b...

Page 71: ...ther device Check MacCready Ballast or Bugs to receive current MacCready value current ballast setting or bugs from other device If the Waypoint checkbox is checked a new waypoint target will be automatically assigned when the user changes the waypoint target on other device The message Waypoint target received will be displayed on the screen and you will be navigating to the same waypoint as othe...

Page 72: ...ween vario range 2 5m s 5m s or 10m s Toggle map settings will toggle between two stored map settings SELECT will call airport select menu or waypoint select menu or task edit depending on current navigational page MC BAL will open MacCready and ballast dialog MAP will open map properties dialog WIND will open wind selection dialog AIRSPACE will open airspace zones dialog MARK will create a waypoi...

Page 73: ...fines modes of operation of AHRS AHRS can be switched to Contest Mode where AHRS will be disabled for period of competition 6 1 12 11 NMEA Output The main display unit is capable of transmitting position data sentences in NMEA format for use by other devices Port defines on which serial interface data will be transmitted Baud rate defines transmission speed Data is divided into three groups GPS da...

Page 74: ... to approximately 80 to detect engine running Engine total time will be accumulated and displayed in total time box If necessary total time can be adjusted to match current engine total time 6 1 12 13 Flaps When flap sensor is installed use this menu to set flaps position Use page selector to select desired flap position Press SET button to set position Continue with procedure for all flap positio...

Page 75: ...arameters a b and c Use the LX Polar program to calculate coefficients a b and c for a given glider s polar The program requires at least three sink points entered at selected speeds e g 100 km h 130 km h and 150 km h The program will calculate the values of a b and c which should be noted and entered into the system You can download program free of charge from www lxnav com Stall speed is used to...

Page 76: ...ofiles one for each configuration When a pilot is flying in several different locations A separate profile for each location can be created examples France Spain Namibia WGC2014 Profile consists of two parts Navigational page layout defines which navboxes and symbols are visible on navigational page It defines colour of navboxes font sizes and colours how many navigational pages are visible and wh...

Page 77: ...ofile When a profile is locked am message locked will be written below the profile name Press ACTIVE to make selected profile as active one When a profile file from USB or SD card is selected it will be available only if SD card or USB stick is inserted in main display unit Selecting profiles on SD card or USB allows you to create portable profiles which can be transferred from one device to anoth...

Page 78: ...to active profile Press COPY button A confirmation dialog will open It is also possible to export profile including all the airspace files and waypoint files Use EXPORT and IMPORT button to export import profile with airspace and waypoint data 6 1 15 Language The system can run in different languages Select the desired language The main display unit will reload and restart in the new language If y...

Page 79: ...iate the firmware update procedure 99999 will erase all flights stored on the main display unit 6 1 17 Admin mode Admin mode is very powerful tool to disable particular functionality of the system for normal users It is designed for club usage where one person is taking care of all instruments To enable Administration mode check Enable admin mode check box Next step is to enter and re enter admini...

Page 80: ... select and modify scanned maps Modify Raster maps user can select but not modify scanned maps Format SD Card user can not format SD card Update Databases user can not update databses Modify PDFs user can not delete stored PDF documents Delete Flight user can not delete stored flight Use Graphics menu can not use this menu Use Sounds menu can not use this menu Use Observation Zones menu can not us...

Page 81: ...PS status page position report page and satellite sky view page Use the PAGE selector knob or the up down arrow to toggle pages 6 2 1 GPS Status Page GPS status altitude flight level and height are shown on this page Sunrise and sunset are calculated for the current position In the upper right corner the current FLARM status is shown TX means FLARM is transmitting data to others and the number ind...

Page 82: ...out saving Press GOTO button to navigate immediately to selected point 6 2 2 Position Report This page shows your position report relative to an arbitrary selectable point Use this page when you are talking to ATC Press the REPORT button to select a report point Radials will always be magnetic and distance will always be in nautical miles If you press the MARK button a new waypoint will be created...

Page 83: ...r position If you press the MARK button a new waypoint will be created 6 3 Near Mode A list of all landable waypoints and airports is shown in this mode The default sorting order of the items is by arrival altitude Press the SORT button to toggle the sort method The selected sort method is indicated by the grey background in the header Press VIEW button to change how much details are visible for s...

Page 84: ...ard or USB stick is inserted into the main display unit the user can copy a selected flight to it Select the desired flight using the PAGE selector knob and then press the appropriate button A flight is automatically copied to the SD card and or USB stick if it has been inserted into the main display unit when the message Calculating security is displayed This message appears when landing conditio...

Page 85: ...below current MacCready setting Orange colour is for matching thermal average On the left side altitude scale is drawn On right side average of last four thermals is printed Shape of thermal column corresponds to strength of thermal at particular altitude Press THERMALS button to disable or enable thermals view In bottom part selected statistics is shown There are three different pages of statisti...

Page 86: ...lation Task statistics displays data for the started task Distance flown is the distance that has already been flown on the task The last 60 minutes statistics displays data for the last 60 minutes of flight If the task was started then Dis flown is the distance flown on the task for the last hour otherwise it is the optimised distance If the task distance is used a remark On Task is displayed in ...

Page 87: ...stem Version 4 0 February 2014 Page 87 of 151 6 4 2 3 OLC statistics Using the PAGE selector knob the user can select different optimized points Press VIEW button to show more details for selected optimized leg ...

Page 88: ...ou can set a different time zone in the Units dialogue see Chapter 6 1 11 The battery symbol indicates status of the battery When the battery is very low the symbol will turn red and also the Low battery warning will be displayed North direction is pointing to true north This is important if map orientation is not north up at the top The airplane symbol in the middle of the screen is showing curre...

Page 89: ...tes you are above the glide path In the above example the glider is below the glide path Chevrons show the position relative to the required glide path in percent One arrow means 5 above or below final glide In the example more than 25 below glide path is shown The middle number is the current MacCready setting In task mode it is prefixed with the letter T A B G S or AG See chapter 8 2 1 for detai...

Page 90: ...d speed height above ground and optimised distance 6 5 3 Third Navigation Page The third page is a combination of first navigational page and side view Side view is showing lateral view from glider towards selected goal Terrain below glider is displayed including glider projected track based on glide ratio in grey colour Yellow and magenta lines are showing requested glide ratio to goal based on z...

Page 91: ...ture Pot Temp is the potential temperature and Battery displays the current voltage The estimated time of arrival and estimated time established are displayed at the bottom part of page 6 5 5 Fifth Navigation Page On this page images of seleced airport are shown if available Also information for the selected airport is shown at the bottom part This information includes airport frequency runway inf...

Page 92: ...ote menu will disappear automatically after 10 seconds if no further action is taken In airport mode the following selections are available Select option is used to select an airport as the new navigational target Mc Bal will set MacCready ballast and bugs see Chapter 6 5 6 2 for more details Map item is used to quickly modify map parameters Wind will open a dialogue where wind changes with altitu...

Page 93: ...n the screen Send is available only when we have a two seat configuration with a rear seat device Press this button to send the current navigational point to the rear seat device This action will force a change of navigational target for the selected navigation mode on the rear seat device Layout will run page layout editor In layout editor it is possible to modify layout of current navigational p...

Page 94: ...e the PAGE selector knob to select the second letter If you wish to return to the first letter turn the ZOOM selector knob counter clockwise You will note that part of the airport name is written in a darker colour Once it becomes white it means this is the only selection Pressing GOTO will navigate directly to it If there are more than one airports starting with the filtered letters and you press...

Page 95: ... the COUNTRY button and a dialogue with a list of all available countries will be shown Select the desired countries and press CLOSE List mode In list mode airports are listed as in near mode Press the VIEW button to change details of selected airport Press the SORT button to change the sort order of the airports Select an airport using the PAGE selector knob Press GOTO and you will navigate to it...

Page 96: ...next to it In upper left corner of screen current sort method is shown There are two possibilities distance sort or bearing sort Press SORT button to change it History mode History mode shows all previously selected airports and additional two points take off location and soaring begin location not shown on picture below Use PAGE selector knob to select desired airport Press GOTO to start navigati...

Page 97: ...ered in values which are defined in the Units menu see Chapter 6 1 11 You can set the load for an empty glider by pressing the Empty button Pressing the BUGS button will toggle the menu again from Ballast setting to Bugs setting A bug setting is used to set polar degradation due to a dirty wing The input is in percentage degradation of glide ratio 5 means glide ratio degradation is 5 Pressing CLEA...

Page 98: ...rain is turned on off Raster scanned maps is turned on off Airspace toggle airspace display on off Wpts waypoints drawing is turned on off Flarm Flarm radar display is turned on off Path flown path is switched on off Cur trk current track vector Opt dis optimised distance Opt tri optimised triangle FAI area FAI triangle assistant is turned on off A Flarm object may also be hidden because competiti...

Page 99: ...ift is calculating wind based on position drift during circling A minimum of three circles must be completed to obtain the first wind measurements The third method is combination which takes into account also airspeed received from the vario unit If the compass module is available wind is also estimated using the wind triangle Calculated wind is stored in layers Layer height is 300 m or 1000 ft an...

Page 100: ...ances are calculated to all airspace zones in the list The VIEW button toggles the list views When the STATUS button is pressed the status of the selected airspace zone will toggle between OFF always OFF today OFF hh mm and enabled If the EDIT button is pressed a new dialogue will open where you can modify properties for the selected zone Refer to Chapter 6 1 5 3 for more details When a zone is al...

Page 101: ...ress Select to select a source waypoint for the calculation It is imperative that your teammate does the same If you would like to hide the information from others enter the Team Password Again both or all pilots have to share the same key Go fly When asked about your position answer Hotel Golf Echo Mike Your teammate will tap the Team button enter the code and say Thanks while others won t have a...

Page 102: ...elected Flarm object Enter data about the Flarm glider and pilot The main display unit is pre loaded with the FlarmNet database to identify known FLARM Device IDs with plane and pilot data You can upload the latest FlarmNet database after downloading it from http www flarmnet org The update procedure is similar to the update procedure for airport databases See Chapter 6 1 5 2 for more details abou...

Page 103: ... to change information for given position of cursor There are three types of information possible information about waypoint in the vicinity airspace information and current position When airspace info is given press DISMISS button to dismiss zone for selected time period When waypoint or position info is give press GOTO button to navigate to this point Press CLOSE to leave pan mode 6 5 6 10 Rotat...

Page 104: ...LX90xx system Version 4 0 February 2014 Page 104 of 151 6 5 6 11 Style Use this option to modify layout of navigational page See chapter 7 for detailed explanation ...

Page 105: ...ue where pilot can enter team code of his partner Team code is compatible with SeeYou Mobile application Flarm button will display a list with all visible Flarm objects You can select one and use it for navigational purposes Edit button will edit data for the selected point New button will add new point A new point can also be copied from the airports database Delete button deletes the selected po...

Page 106: ...bilities to enter a position You can modify latitude and longitude to define a position of the point or press the DIS BRG button to enter the position as distance and bearing to a selectable point Press the LON LAT button to toggle back to input of latitude and longitude Modify other attributes at your discretion When finished press the OK button to confirm changes or press CANCEL to dismiss chang...

Page 107: ...ts database An airport select dialogue will be opened Select the airport you wish to copy If none is selected a blank edit dialogue is opened The minimum data that must be entered are name latitude and longitude Press the OK button to confirm changes and create the new waypoint The new waypoint is added to active waypoint file Press the CANCEL button to abandon creation of new point Elevation will...

Page 108: ...gation will also be declared in the IGC file Task mode has five pages Use the PAGE selector knob to switch between pages These pages are designed to suit needs for racing tasks as well as for assigned area tasks with minimum task time The first page is identical to first pages of the airport and waypoint modes It shows navigational data to the current turn point However the final glide indicator a...

Page 109: ... is available the behaviour is slightly different When the check button is pressed on the remote stick menu will appear instead of the button functions Edit action is used to edit the task This is the one and only task that will be declared and will be available for navigation Mc Bal action will set MacCready ballast and bugs see Chapter 6 5 6 2 for more details Move action is used in assigned are...

Page 110: ...the instrument The Message LX9000 switching off will be displayed 6 7 1 Task Edit Press the EDIT button and the task edit dialogue will open A task is created and manipulated within this dialogue A list of task points is shown In the upper left corner the type and total distance is displayed In the upper right corner the task time is shown Use the PAGE selector knob to select task points or task t...

Page 111: ...tton Enter the task time if required Rotate the PAGE selector knob to increase time in 15 minute steps and the ZOOM selector knob to increase task time in 1 minute steps Close the task time edit and rotate the PAGE selector knob to select the first empty point Press the EDIT button and enter a turn point name Entering a point name is very straight forward Enter the first letter of the task point n...

Page 112: ...elected waypoint files or waypoint files and airports Sometimes it is easier to see list of all waypoints Press LIST button to change selection method to list mode Press FILTER button to go back to this mode In list selection mode it is possible to sort waypoints on name distance or bearing Distance and bearing are calculated to previous point in task This is very useful when you do not know exact...

Page 113: ...or selected task point are given Press VIEW button once more to enter map edit mode 6 7 2 1 Map mode In map mode it is possible to create task on map Use MODE selector knob to move grey cross left or right and PAGE selector knob to move up and down Turn ZOOM selector knob to zoom Move cross to task point to pick it and move it around Move cross to task leg to insert point ...

Page 114: ...quired Later it is possible to cycle through start points with CYCLE button 6 7 4 Modifying Zones Now it is time to modify the observation zones Select a point and press the ZONE button A new dialogue with the observation zone for the selected point will open Using parameters in the zone dialogue it is possible to describe all types of observation zones Angle12 defines the orientation of the obser...

Page 115: ...atically updated to display the new zone Check the AAT checkbox if you want to make the selected zone an assigned area The AAT checkbox will be automatically checked when Radius1 is greater than 10 km By default navigation to task points will be automatically advanced uncheck Auto next if you do not want to change over to next point when reaching selected point This option will be automatically un...

Page 116: ...a certain amount of time Enter Below alt and Below time to use this option An indication will be given on the final glide symbol Character B will be displayed before the MacCready value which indicates that the final glide is in below altitude mode The lower number shows the difference to the set altitude Negative values mean altitudes below set altitude The upper yellow number indicates the numbe...

Page 117: ...lt in greater energy loss and the arrival altitude will decrease slowing down to best glider ratio will decrease energy loss and the arrival altitude will increase The upper yellow number shows the current ground speed and the chevrons indicate if you have to slow down or you may speed up In the picture above we are 118 meters above the glide to start altitude Our speed is 111 km h and the chevron...

Page 118: ...into the active task and the task edit dialogue will be opened It is also possible to delete tasks from the active waypoint file Press the DELETE button to delete the selected task Tasks can be sorted by start point task distance and task description Press the SORT button to toggle the sort method 6 7 8 Moving a Task Point If at least one observation zone is defined as an assigned area it is possi...

Page 119: ... DIS BRG button is shown the point is moved in the x y directions Use the PAGE selector knob to move the point in the north south direction or rotate the ZOOM selector knob to move point in east west direction If the LON LAT button is shown the point is moved in the radial and azimuth directions Radial direction is indicated with red line going through whole sector Rotate the PAGE selector knob pa...

Page 120: ...s and navboxes each of them if fully customizable Press LAYOUT button on navigational screen and device will enter page customization mode Selected symbol will be drawn with light blue background In top left corner information about this symbol is give In the middle of symbol there is cross with arrows drawn which indicates symbol is now in move mode This is also indicated by position label in inf...

Page 121: ...global styles Dialog is splitted into four groups First group defines colours and font properties for title of navbox Second group defines colours and font properties for navboxes main value Third group defines properties of navboxes which have only a single line In last group background on navigational page is defined 7 2 Creating new symbol Press NEW button to add a symbol to navigational page A...

Page 122: ...ditional features like on modern primary flight displays Magnetic Rose and Magenetic Rose2 displays magnetic rose around aircraft Flaps tape is unique display of current and required position of flaps Scale of flap tape matches airspeed tape 3D map enables display of synthetic 3D terrain This option is not available in version 4 0 of firmware 7 2 1 Navboxes Navbox is basic element used on navigati...

Page 123: ...am code of my position Fin Elev Task finish elevation tmDist Team partner distance FL Flight level tmName Team partner name Frequency Target frequency tmRelAlt Relative altitude of teammate Gnd Terrain elevation tmTo Relative bearing of teammate GS Groundspeed tmVario Team partner vario Hdg Heading tmWptcode Team code for waypoint Humidity Relative humidity To Steering course to target IAS Indicat...

Page 124: ...ut more height then this number will give you an estimate how much you have to climb to pass over the terrain A red rectangle will also be shown on the magenta line indicating the point of potential collision 7 2 3 Artificial Horizon Artificial horizon symbol together with speed tape and altitude tape make a very sophisticated primary flight display out out your main display unit Shape of symbol c...

Page 125: ...equired flap position Scale of flap tape matches airspeed tape Magenta pointer shows required flap settings White pointer shows selected flap position Selected flap position band is coloured with green colour when matching flaps are set When wrong flaps are set then selected flap band will be coloured red ...

Page 126: ...witch the unit ON some minutes prior to take off to give the GPS receiver time enough to acquire satellites The flight recorder will also make a take off baseline Longer running on the ground will not reduce flight recorder capacity 8 1 2 Profile Selection Turn the PAGE selector knob to select the desired profile if more than one profile is available First profiles stored in internal storage are d...

Page 127: ...t to proper value The QNH button should be pressed only when airfield elevation and QNH pressure are given This might happened on some competitions In all other cases elevation should always match QNH pressure The profile selection and Elevation dialogues are not shown if the system is switched off and on during flying 8 1 4 Preflight Check After elevation setup the system will switch to airport m...

Page 128: ...task Read waypoint and task file from SD card and load a saved task Load a similar task and modify it Enter task manually It is very important to check the task prior to take off Check the turning points sequence distance between points bearings and total task distance Visually check the task and observation zone geometry in the map view 8 1 5 1 Assigned Area Tasks AAT In fact an assigned area tas...

Page 129: ...LX90xx system Version 4 0 February 2014 Page 129 of 151 ...

Page 130: ...adius1 Max radius 200 km Radius2 Min radius 50 km 8 2 Flying a Task After take off the unit will switch to flying mode The pilot will notice this because the statistics page will change from logbook view to flight statistics 8 2 1 Starting a Task Before starting a task in task mode a character S will be displayed on the final glide symbol This indicates that the task has not yet been started The l...

Page 131: ...the correct time as start time If for some reason you miss the start message you may always start the task by pressing the START button Go to task mode and press any button In the top row the START button is shown Press this button and navigation will be advanced to the next turn point In case you change the task in the air and you are already flying towards first turn point you will still be able...

Page 132: ...and navigation will be advanced to next turn point In case you did not reach turn point and you wish to continue navigation towards the next point anyway press the NEXT button A message will appear If you confirm this with YES the task will be advanced to the next turn point and it will recalculate the task taking the optimal fix as the task point 8 2 4 Entering Assigned Area Most probably when en...

Page 133: ...l If it is negative you will arrive back too soon and if it is positive you will arrive too late Keep in mind that the time of arrival can be calculated using different methods which are found in the QNH and RES setup see Chapter 6 1 1 A point is moved using the lower two knobs Press the DIS BRG or LON LAT button to toggle between the two methods of moving the point When the DIS BRG button is show...

Page 134: ...s used with significantly large radius Enabling this option will calculate the final glide to the edge of the cylinder rather than to the centre of the cylinder 8 3 Procedure after Landing IGC Regulations require a straight line base line in the barogram at the beginning and end of the flight For this reason that it is essential not to switch the unit OFF immediately after landing but to wait a fe...

Page 135: ... will automatically be copied to it Please use regular methods to power down the system See Chapter 5 4 for details It is important that the system is switched off via software Never power down the system using the main power switch The main display unit is running the Linux operating system and sudden power loss may corrupt the file system ...

Page 136: ...send you an update file and update code The update code is a string six letters long and the update file has the lx9000 or lx9070 extension To proceed with the firmware update copy the update file to a SD card or USB stick and insert it into the main display unit Start the main display unit and go to the Setup Password menu option Enter password 89891 and press ENTER The system will automatically ...

Page 137: ...d the main display unit will reboot and the new firmware is ready for use 9 2 Updating vario unit or Vario indicator Start the system and go to the Setup Password menu option Enter password 89891 and press ENTER The system will automatically search for an update file If more than one update file is found a selection dialogue will appear Select appropriate update file and wait until update will fin...

Page 138: ...inutes straight line on the barogram beginning Set the recording interval to 1 second see Chapter 6 1 2 Place it in the chamber and carry out a short climb to about 100 m to start the flight recorder Bring the chamber pressure to exactly 1013 2 hPa Decrease the pressure by 1000 m and hold for about 30 seconds Continue the procedure to 9000 m Increase the pressure in 1000 m steps back to 1013 2 hPa...

Page 139: ...lay In case that unit has no built flarm external flarm connection is possible using LX5flarm or LX5PF cable for power flarm 11 1 1 Installation The position of the radio communication antenna is extremely important as a bad installation will reduce the system range dramatically It is highly recommended to install the antenna on the top of the instrument panel with a suitable aluminium round plate...

Page 140: ...itable box is available 11 1 2 Flarm Update Procedure The Flarm is updated via the SD card From the Flarm web www flarm com Support Updates page download the appropriate file and copy to the SD card e g flarm_407 fw Enter password 89891 and select the Flarm update file Wait until it is completed In case of a problem it is still possible to perform an update using FLARMtool and the serial connectio...

Page 141: ...updated via the SD card Go to the FlarmNet site www flarmnet org select the Download latest FlarmNet File tab and download the file for the LX8000 e g 20091208 fln Copy this file to the SD card In the Files and Transfer menu select the Update Databases menu item Select the FlarmNet file and wait until the update completes ...

Page 142: ...Flarm modules are not integrated in the rear seat device this data is received from the main display unit through RS485 bus After power on the main display unit also sends polar data and pilot information to have them synchronised in both devices The user can define which data will be automatically synchronised between the devices Waypoint and task databases are not synchronised between the device...

Page 143: ...s as the complete waypoint information is sent If Waypoint is not checked it is still possible to send a target to other device using the SEND action in waypoint mode The same applies to the Airport checkbox The message Airport target received is displayed If the Task checkbox is checked the task will be synchronised with the other device When flying an assigned area task it is worth having Task u...

Page 144: ...S B output capability The presence of transponder equipped aircraft not broadcasting ADS B output will be detected and indicated on the connected display as a non directional target The TRX 1090 comes with a high sensitivity low distortion receiver unit and a highly complex and powerful signal processing unit with multi level error correction algorithms to provide data with a very high accuracy 11...

Page 145: ...on 4 0 February 2014 Page 145 of 151 Select Port2 tab and change Baud rate to 19200bps The LX90xx system and TRX 1090 are now ready for operation On the info page you should see the TX sign and number of received objects ...

Page 146: ... not included must be ordered separately and connect it between PORT2 and PC port on the main display unit On the main display unit go to the setup menu and choose Hardware Flarm menu item Change mode to Ext PC Port on LX9000 Cable Port on TRX 1090 LX9000 FLARM via cable Flarm TRX1090 TRX Port4 Flarm original or compatible LX9000PC 5pin rounded connector via cable TRX LX9000 TRX Port2 Flarm Compat...

Page 147: ...rm 11 4 1 Installation External Flarm Power Flarm can be connected to the main display unit with LX5FLARM cable On main display unit side LX5FLARM is connected to 5 pin rounded connector On the other side of LX5FLARM cable is 6 pin standard IGC RJ12 plug connector which is plugged into Flarm Power Flarm port Using improper type of cable may harm your display unit or Flarm Power Flarm units 11 5 Re...

Page 148: ...ton left and right to zoom in and out Move it in up and down direction to select different page of to move on menu Press it to select and item or to invoke a menu in navigational mode On main display unit some of the speed buttons are having small icon There are three icons available red cross which correspond to X button on remote blue dot which correspond to upper left button with dot and green ...

Page 149: ...red wire to pin which is marked with same colour PTT wires are connected to radio push to talk input and SC wire is connected to Speed to fly input of vario unit Do not forget to set the speed command input setting to TASTER see Chapter 6 1 12 1 After installation there is no special setting required on main display unit as the remote stick will be automatically detected ...

Page 150: ...display unit see Chapter 6 1 12 13 11 8 Secondary Vario Indicators An unlimited number of secondary vario indicators can be connected to the system bus RS485 splitting units should be used to extend the bus capacity The functionality of secondary units depends on settings made in setup see chapter 6 1 12 1 4 Each unit has two female nine pin connectors on the back side Both connectors are 100 pin ...

Page 151: ...n History September 2010 Initial release of owner manual based on LX9000 manual version 2 3 April 2011 Corrections to English language text V5 vario unit September 2011 Updates for firmware version 2 6 Added AHRS section February 2014 Updates for firmware version 4 0 ...

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