LX 166
Contents
1. Captures changed September 2009 New done December 2009 Firmware update procedure added 26 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 LX navigation d o o Tkalska 10 SLO 3000 Celje 3 386 3 490 46 70 d 386 3 490 46 71 E support lxnavigation si e http www Ixnavigation si 212. 1 8 8 TE Compensation TE Filter The variometer TE compensation can be realized after using of T obe usually installed on the glider tail or electronic way in that case the variometer TE Pst pressure aler should be connected to Pst TE Pst 11 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 Pneumatic TE compensation requests TE COMP setting 000 TE filter doesn t matter After using of electronic way some tuning will be necessary The electronic TE compensation can be fine tuned during flight with the following procedure It is essential that this is only done in smooth air it is not possible to tune the TE accurately when it is thermic e Select 100 and default TEF e Accelerate up to approximately 160 km h 75 kts and keep the speed stable for a few seconds e Rapidly reduce the speed to 80 km h 45 kts Observe the vario indicator needle during the maneuver At 160 km h the vario will indicate about 2 m s Akts During the speed reduction the vario should move towards zero and should never exceed zero slightly positive indications are acceptable If the vario shows a climb then the compensation is too low increase the TE and vice versa Try another zoomie to assess the change and make further adjustments if necessary The TEF TE filter is the compensation delay Larger numbers will increase the delay and vice versa During the first test is recommended to use TEF 4 Electronic TE is only effective when
3. 166 V 1 1 User Manual Dec 2009 9 Firmware update The update of LX 166 firmware 1s also possible after using of special LX tools LX Bootloader All tools are available on www lxnavigation si HW requirements e Windows running PC Win 98 or Win XP e LX 166 update cable or a combination of Colibri PC adapter extended with null modem cable or LX 232 cross cable LX166 update cable DB9 female 9 1 The procedure LX 166 should be OFF Run LX Bootloader e Turn LX 166 ON and below screen should appear ant Bootloader 1 0 JO x LX Bootloader ma Copyright LX navigation Target ATMEG42560 Memory 003 000 Sector s 1 Butes page 256 Fije CL 166 vi 1 dec ID br N Read info Program Run com za READY e Browse to find LX166 vxx hex file 25 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 ES Cp FE My Recent Documents Desktop My Documents S DE Mu omputer rene Lx166 vi 1 dec 09 Files of type Ein file vi Cancel Click on Program and wait until programming will finish ta LX Bootloader 1 0 LX Bootloader vm Copyright LX navigation Bootloade Fort COM 2 Programming 0 9 02400h ma Unit L166 Wersior v1 1 DN 1 Target ATMEGA2560 Memon OOUSE 000 Sector s 1 Brtes page 256 File ENDXTB6 vi 1 dec DB w Read info Program Hm COM 2 READY e Click on RUN after Finish message 10 Revision history
4. DISPLAY VARIO SPEED NOT USED NEEDLE SHOWS EEDLE SHOWS NEEDLE RELATIV NETTO SHOWS SPEED COMMAND Configuration of LX 166 vario display Note 4 fdicator may be configured separately for vario mode and for SC mode VAR NEEDLE needle configuration in vario mode VARIO SC NETTO RELATIV VAK LOW NR lower number indicator in vario mode Altitude Distance Final glide TAS VAR UP NR upper number indicator in vario mode Average Time Flight time The same procedure is valid for SC mode Having secondary indicators connected to the system bus repeat the procedure for other addresses if used 4 1 8 13 NMEA Output LX 166 has a special output realized as 9P SUB D connector which is positioned on the back side of the unit and clearly marked as PDA This output is used to supply PDA units with NMEA data and also 5V power NMEA can also include Flarm data if Flarm is taken as a GPS source for the system A suitable cable 1638 or 1636 is part of delivery Important Never connect any LX bus connectable unit to PDA marked connector the unit will be damaged Disabled means no data sent toward PDA 13 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 5 System Configurations There are three configurations possible without GPS source connected connected to GPS source but without connection to PDA connected to GPS source and with PDA connection 5 1 Operation without GPS This is a completely stand alone oper
5. be also activated automatic way after reaching change over speed which is defined in this menu GPS selection will activate SC after a straight flight will be detected and vario mode will be set after circling will be detected Note Manual change over has a priority if used will overdrive automatic settings 4 1 8 12 Vario Indicator Seting LX 166 Vario unit uses a custom LCD as vario needle indicator additionally there are some additionally symbols and two numerical indicators LX 166 is capable to drive also secondary indicators which are bus connected These are not simple repeaters but can be different configured as each unit can have different address All units having the same address will also indicate the same There are four different addresses to be chosen from address 1 to address 4 LX 166 vario unit has always address 1 12 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 UPPER NUMBER UPPER NUMBER SHOWS UPPER NUMBER SHOWS INTEGRATOR FLIGHT LEG TIME DISPLAY LOWER WI Ii SPEED COMMAND NUMBER Y MODE INDICATOR SHOWS TASK LEG NN A WA W ii VARIO MODE SPEED FL TIME MO ae INDICATOR NEEDLE l n UI 102 5 m s gt egw Z O enn SE HE TUSPEED CPS COMMAND RING A AU D HR pm CX XS DI DI O LOW LOWER ee B FEO UY CD OCH CDA BATTERY a Z Li Vi VAR BELEG AS INDICATOR SHOWS 7 NET ALTITUDE 4 A DISTANCE i 7 i N FINAL GLIDE d LOWER NEEDLE SHOWS NUMBER NEEDLE SHOWS INDICATED AIR
6. of optionally secondary vario indicators eeseessssseeeeeeeeeeessssssssssssssetereresssssssssseees Jal EP ole se ons O at Sa ko ko n een aw a aaa ka er ai 1 2 PE L AVA EI CC GANCO LI ONSE N EE ee Ee sons Eege NEEN EE 9 1 is O ah ka ai REASON k ba EG LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 1 System Description The system consists of two 57 mm air norm units LX 166 controller unit is main unit of the system and controls Vario unit which is a slave and is not capable td operate as stand alone The Vario unit has also audio and is powered from LX 166 main unit The commungcation between both units is redlized via LX 485 system bus All connections are plug_and_play SETUP ENTER a Vario unit doesn t have any controls and is completely under LX 168 Main unit control LX 166 Main unit has one multifunctional rotary switch six push buttons and a graphic display GPS input is realized via 6 P telephone type connector which is compatible with Colibri LX 20 and also with Flarm units The baud rate of GPS source doesn t matter as the unit is capable to synchronize automatically Minimum two NMEA data sentences GGA and RMC are necessary for basic operation The unit has built in real time clock so the logbook information will remain also when flying without GPS 1 1 PDA Connection The unit has a special port to connect with PDA Data and 5V power are available on 9P SUB D connector which is positione
7. 200 m SAFETY ALT 0m Finish point arrival on Om 4 1 5 Vario Filter The vario needle and also audio can be more or les filtered The pilot has possibility to adjust his personal setting from 0 up to 5s O s means no filtering and 5s means maximum VAR FILT gt 3 1s lt 4 1 6 PDA Port LX 166 is capable to supply PDA with GPS and Flarm data The baud rate communication speed at which LX 166 will send data toward PDA can be defined in this menu 4 1 7 Transfer LX 166 is able to establish direct connection between PDA and GPS source for instance Colibri After Transfer enable a direct communication way PDA GPS source will be established The units can communicate without any LX 166 influence 4 1 8 System Setup System Setup is second level of Setup and mainly consists of glider data and also of some system configuration data as for instance TE compensation method It is recommended to pass this menu after first installation 10 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 4 1 8 1 Polar Nearly all glider polars are stored in the LX 166 memory and selectable in this menu In case that there is no polar to be found a user polar input is possible User input consists of three parameters a b and c which can be easily calculated after using of LXe PC program 4 1 8 2 Wind Met wind calculation method selection The unit is able to calculate wind direction and speed After AUTO is set an automatic w
8. Dec 2009 If there is no RMB data present navigation to take off airfield is always available Take off airfield is designated as HOME ON VOL HOME FGm 12 4 km 239 Note Change over from Point navigation to Homd is possible after short press on Enter and vice versa 6 3 Final glide calculator The final glide calculation with GPS connection is based on following parameters MC setting bugs setting distance polar safety altitude wind LX 166 calculates and shows altitude difference to final glide Indication Xxxx meters means below final glide and positive indication shows position above final glide line Safety altitude input only shifts the final glide adequate Note After input of safety altitude the final glide should be performed with zero altitude difference reading to arrive on safety altitude Wind component for final glide will be calculated from wind indicated in wind display this is valid if GPS signal is present By no GPS manual input will be taken in account 17 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 6 3 1 Final glide calculator without GPS connection In that case the pilot should input the distance and the wind component manually and to switch to SC During SC the distance will reduce on TAS base It is important to point out that the pilot has to check the distance periodically and to compare with the map 6 4 Distance measuring This function is active
9. LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 LX 166 Vil Vario Navigation System User Manual ENTER MC BAL LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 Contents EE NR SON Ul OR lk OE EE ER ER St e as N EE A 1 1 APA MA ee E 4 LZ COPIOUS io ka lala a Eege EE ka a ka a an aan 4 1 2 1 Bluetooth Brel 4 1 272 Secondary Vario Indicators atrae ne 4 1 3 Ab eine Ne RE bo ok RE ER nes 5 2 2D seiipiien of Controls us ER kl ee dao io as 5 2 1 Rotary Switch Ee 5 2 1 1 Rotary SMIC fonction Edi tea kas os y An At e do seke e 5 2 2 Pus o Ee 6 I gt 7 aL DE ON ea r O E EE AE EE kon acces 7 3 1 ONH ad ORE iS me ha D a Ee e Eege 7 EE EE ED EE et ot l EE RE EA EE OE 8 4 1 SS CCU ASC e 8 4 1 1 Wind Component NAN W akte kl EE 9 4 1 2 Target DISANO sk EE 9 4 1 3 Target Elevation AN POUN ses losas 9 4 1 4 ALLY ANANA los 10 4 1 5 cs it ee tt A ke nee be ba 10 4 1 6 PDA PEL EE EG a O O oe EE GR GE SG Ge aie 10 4 1 7 AMS LET seas IE ai r k a LL ORE ON HE AE 10 4 1 8 S VIE L AA Set EE 10 LEST ENE EO RE EN N AA N kk Son ki as ge 11 4 1 8 2 Wind Met wind calculation method selection ss 11 ARSS Re ER HA LERE AR RE N RE AE a pe Die t 11 A Alt Method MR a a ek n e a a e ke Saul NME os A 11 ANS Mat RAN CE fe EE ER Ge oi 11 AO SMALL EEN 11 Geert dE A AN 11 4 1 88 TE Compensation e oes 11 AS SC TAB MEE OR N OR N RE EE N ER EE N 12 4 1 8 10 A EE a ke EE EE NE OE EI 12 4 1 8 11 SE SCC O disa ba kako ko
10. ation The system hasn t GPS data and therefore is not able to deliver any useable data to PDA so the connection of PDA doesn t have any sense Final glide can be executed exclusively after manual input of the target distance 5 2 Operation with GPS This mode of operation makes the system much more applicable and also the information given by the system is absolute reliable 5 2 1 GPS Sources GPS source is connected via 6P telephone type connector which is positioned on the back side of the unit There is also 12V power for GPS available Connector pin out corresponds to Colibri LX 20 Flarm and VL so mentioned units can be connected plug hnd play to LX 166 Connection via delivery included cable will also power GPS Any other GPS source which delivers NMEA data strings is also acceptable for that case an open wire cable is delivery included 5 2 1 1 NMEA data strings NMEA data sent from GPS source should correspond to NMEA 183 standard The unit is capable to receive also Flarm collision avoidance data strings and to send them toward PDA As mentioned before LX 166 is able to receive MNEA data at several baud rates and the synchronization is carried out after every power on Following basic data strings are expected by LX 166 GPGGA GPRMC Both sentences should be present otherwise position information will not be complete After receiving of GGA and RMC the LX 166 isn t able to serve as final glide calculator as there i
11. d Installation of Vario unit doesn t require any additionally works 7 1 Cables and wires 7 1 1 Power Supply Power input is realized via two wires coming out of the unit the red one is Plus and blue one is Minus ground The unit power supply range is from 10 up to 16 V DC Caution There is no fuse built into the unit It is absolute necessary to use an external fuse 1A 21 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 7 1 2 Vario unit connection In Vario unit package is a cable set with speaker The cable set consists of one cable having one 15 P SUB D ba OE Caution It is strongly prohibited to insert 9P connector into PDA plug his will damage Vario unit 7 1 3 PDA connection PDA connection can be realized via LX 1636 or 1638 cable which should be inserted into PDA plug The cable is delivery included LX 166 sends data toward PDA and also supplies PDA with 5V 7 1 4 Connection of optionally secondary vario indicators System extension with additionally LCD vario indicators DIG VAR 5 is absolutely easy and plug and play after using of free 485 ports 7 1 5 GPS connection GPS should be connected exclusively via 6P telephone type connector A 6P 6P telephone type cable is also delivery included Connection to following units is plug_and_play LX 20 2000 Colibri Flarm VL Above mentioned units are also powered from LX 166 This is not valid for LX Flarm Red Box which requires i
12. d on the back side of the unit The cable is delivery included LX 1638 or 1636 If Flarm is taken as GPS source also collision relevant data will be sent toward PDA 1 2 Options 1 2 1 Bluetooth interface LX Bluetooth Interface is capable to be connected to PDA port and to send data by air After using of cable 5V DC voltage will supply PDA at the same time 1 2 2 Secondary Vario Indicators This solution makes possible to connect another vario indicator to the system This solution is mainly used in double seaters All connections are plug_and_play Generally it is possible to connect unlimited number of vario indicators after using of LX 485 slitting units LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 1 3 Technical data Power 8 16 V DC consumption 150 mA 12V without audio Pressure transducer technology GPS input automatically synchronization to GPS source at 4800 9600 19200 34800 or155200 bps PDA port 5V and data Flarn data also included System extensions double seater configuration Bluletooth Option High resolution graphic display 32x97 dots Real time clock Weight 550 gr Size 57 mm air norm LX 166 depth 80 mm connectors included Vario unit depth 140 mm incl connector 2 Description of Controls To operate the unit one rotary switch and 6 push buttons are available 2 1 Rotary Switch function The switch is capable to be rotated clockwise and also opposite and doesn t have limita
13. e will insert one additionally point in Distance counter mode e in Setup enables inputs of parameters SETUP will change over to Setup where different settings and system settings are possible Note For detailed description see further paragraphs LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 3 Switching ON After a short press on ON OFF button the unit will start with booting Following sequences will run automatically LX 166 program version display Active polar display Searching for GPS source baud rate The unit will search for GPS data on several speeds if GPS data won t be found the unit will change into first navigation page and display a very typical message NO GPS Note The unit can be set to QNH or QFE altitude this is done in SETUP Having setting QNH active an obligatory airfield elevation input request will follow For more see further paragraphs GPS 3D 8 16 32 28 SETUP ENT MC BAL OO O LX 166 ready after booting 3 1 QNH and QFE flying Flying QNH means that LX 166 will indicate altitude above sea level This is exclusively possible after airfield elevation input after power on QFE flying means that the take off airfield elevation will be taken as zero level and all altitude readings during flight will be indicated above this reference D Airfield level na Flying QNH is more flexible than QFE flying It is important to point out that GPS data doesn t include destination e
14. igation d o o LX 166 V 1 1 User Manual Dec 2009 4 1 1 Wind Component input Important This action is possible only without GPS connection or if Wind method is set to FIX Having GPS connection the wind is calculated automatically and also taken in final glide account SETUP ENT O Input is executed after ENTER and rotation of Mode Selector The situation after GPS signal is present 4 1 2 Target Distance This input makes possible to input the distance from actual position till landing This will ensure the pilot to have useable final glide data even if there is no GPS signal During final glide the distance reduction will run automatically when SC is active based on speed TARGET DIS 14 5 km This input isn t active after LX 166 is coupled with GPS The distance is replaced with GPS status data 4 1 3 Target Elevation input This input makes possible to realize final glide to any airfield After using of QNH method the input should be simple the elevation of the landing place During QFE operation it is possible to arrange final glide only to home airport target input isn t possible TARG ELEV gt sm lt LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 4 1 4 Safety Altitude If the pilot wants to arrive over the finish point on predefined altitude this value in m or ft should be input in this menu The final glide will be simple sifted adequately Finish point arrival on 200 m SAFETY ALT
15. ind calculation process will start It is important to point out that AUTO method needs GPS connection The wind calculation is based on ground speed difference during circling To get first result it is necessary to make two full turns afterwards the updates will follow continuously during circling There is no wind update during straight flight Selection FIX disable automatic wind calculation and requests manual input of wind component see 4 1 1 4 1 8 3 Units The unit is capable to operate with several sets of unit s combination Following sets may be selected Euro Eng S Aus altitude mn ft ft mph distance km mm m 4 1 8 4 Alt Method As mentioned before the system may operate by QNH altitude indication over sea level NN or by QFE After QFE setting the take off airfield level will be taken as zero level and all altitude indications will correspond to this level QFE selection is suggested only for local flights as there is no way to adapt final glide to another airfield 4 1 8 5 Var Range This setting defines range of the vario needle and averager 4 1 8 6 Smart Vario Smart Vario is an additionally filter which can be cascaded to vario filter described in 4 1 5 In fact this filter limits the vario needle deflection speed More input means the needle deflection speed will slow down 4 1 8 7 Int Time The avergaer integration time can be set from 1 up to 40 seconds Default setting is 20 seconds 4
16. k m m akle EE beens 12 4 1 8 12 Varo INGICATOR SO LM L linia ee des ee oe EE Ge Di eo ke p v ou 12 4 1 8 13 NMEA OULD sessie es Ge siene se siese ee ons laicos olaaa 13 SA EE C ON E aiii ma kaki sp mdt al e kan pak bk nn ki ak kk kn iv EE EE NE am ER N 14 5 1 Operation willie ES ponia 14 5 2 Do E ta eer Sn o Pp de A 14 32d CES OU E EE 14 VALE NMEA data SNES spaa EE 14 5 3 Operation with GP Sand PDA oo a a r aaa 15 5 4 Sy SOMME X EENEG 15 ie EE OO AA r OE EE EER OIE NE EE OE EE 16 6 1 POW COM ae Cle VA MON SO l y za sote a Ee Se ie a Ee pi at SE teat 16 6 1 1 CSS Oo ONE Me Ode dd de de Ne te aie 16 6 1 2 Using Of ORE Meth ses nn a re ta ky ka ed a n a e kn ee 16 6 2 Navi Tend tr E Ge ee EA ES na dan an nt ee bt UN ke pk Gon ne den A e e as DR en 16 6 3 PAP eka LE leon FE W A MO FANON den nee ae 17 6 3 1 Final glide calculator without GPS CONNECTION snienha a a 18 6 4 DIS Ca CSG ASE a osas 18 6 5 Altitude Gain and EE E 19 6 6 Wind YE AIC UAT ON ai a r k tk a tata a a ls 19 6 7 Statistics and Lo SDOOK se EE a ot A ee e ea bk po 20 6 7 1 o ss ee ee 20 6 7 2 Fliek SO e kab taa b ka fb ie ok l n kr a a a e s ana ES oo n patka kre aaa ee a a 20 To e WAAR OTS ahs os ssn re AL ka Ata e a e teat aran a AR RE ot pa EE 21 7 1 Cables TEE 21 7 1 1 POWER EH 21 R2 Vano umt Tee EE 22 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 8 9 10 7 1 3 PDA connect lo Hs EE reece err W RE RAY Tren yt Tees AG ee ondas 7 1 4 Connection
17. levation data so the pilot has to input destination elevation in case of landing out of take off airfield to get real final glide data information LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 Note It is suggested to use QNH method by cross country flights QFE is quite comfortable by local flights 4 SETUP After a press on SETUP button the setup menu will open and inputs of several data will be possible There are eight pages available after using of Mode Selector The last page is designated as System Setup and after using of this selection system parameters can be jupdated for instance polar units SYSTEM SETUP ENT MC BAL Note After jump into Setup a time out is activated and after no action for more than 3 seconds the unit jumps automatically out of Setup In fact the last used navigation page will become active 4 1 Setup Pages After press on SETUP button always the first page of Setup menu will become active Selection of other pages is possible after rotation of Mode Selector clockwise Inputs are possible exclusively after press on ENTER this action is visualized with two special characters located on the left and right edge of the display VOL WIND COMP gt T 19km h lt Note During this status time out is not active Following pages can be selected Wind Component Target Distance Target Elevation Safety Altitude Vario Filter PDA Port Transfer System Setup LX Nav
18. only after GPS is coupled to LX 166 After take off the position is memorized and taken as a reference point The display has two items Distd Ptnr 112km 2 MC BAL Distance day shows flown distance from take off until actual position To keep the distance measuring realistic the pilot should mark significant points of his flight This is in fact setting of virtual turn points To mark a new point is necessary to press Enter It is not possible to set two points to close after such an attempt a message will inform about this al Take off 0 Distance done indication is 0 1 plus 1 2 plus 2 until actual position 18 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 6 5 Altitude Gain and Termal Averager LX 166 is capable to detect circling or straight away status of the glider If circling is detected altitude gain counter is started and altitude gain is continuously present in upper left corner of the display Altitude gain divided with the timesspent by circling is total average climbing of one circling period AltG 239m VarT mis 6 6 Wind Calculation The unit is able to calculate wind exclusively after having GPS connection The calculation is based on GS ground speed changes during circling after wind influence t is necessary to make two full circles to get first result after the updates happens continuously during climbing period theres no update during straight flight Circling is detected au
19. otherwise the unit will not boot finally and following display will remain SET ELEV XXX m Offered is the elevation which was used during previous flight If the glider is situated always on the same airfield this figure should be only checked and simple confirmed with escape If the figures don t match field elevation a correction should be done After field elevation input also the altitude reading of Vario unit will change to match field elevation set in LX 166 Note After using of QNH method the target elevation input is necessity otherwise final glide will be wrong Note It is obligatory to check polar after power on if the polar is not correct a change should happen 6 1 2 Using of QFE method After QFE method has been set in Setup there will be no SET ELEVATION request after power on and the unit will jump into GPS mode without any command The Vario unit altitude indicator will also be zeroed After using of this method the final glide will be realistic only to home airfield 6 2 Navigation with LX 166 LX 166 is able to offer basic navigation data after connection with GPS is realized The navigation data are shown in third navigation page If the unit receives also RMB data sentences which include name and the distance to the destination both will be shown in the third navigation page automatically OOOSZE FGm 23 5 km 230 SETUP ENT MC BAL OO O 16 LX Navigation d o o LX 166 V 1 1 User Manual
20. s no information about the distance So called GPRMB data sentence includes distance information Usually this sentence should be enabled in GPS source 14 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 5 3 Operation with GPS and PDA This kind of operation makes the system extremely flexible and user friendly GPS should supply GGA and RMC data RMB is appreciated as presence of this data will make possible final glide calculation also on LX 166 If Flarm is taken as a GPS source also collision avoidance data sentences will be received by LX 166 LX 166 does simple resend GPS and Flarm data toward PDA Additionally data strings LXwp including also information about pressure altitude TAS and vario are sent toward PDA GGA RMC RMB Flarm GGA RMC LXWp Flarm Pe to PDA Note LX 166 is also capable to receive some commands from PDA This feature depends on PDA program SeeYou Mobile users should enable LX 1600 as Device in Setup Hardware 5 4 System extensions LX 166 has a free 485 marked connector which makes possible to connect secondary vario displays for double seaters 15 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 6 Flying with LX 166 It is absolute necessary to know the configuration of LX 166 and to respect limitations which are connected with different configurations 6 1 Power on and elevation set 6 1 1 Using of QNH method If the unit is set to QNH local elevation should be set
21. the pitot and static sources are co located and the pneumatic lines to the instrument are approximately the same length The best sensor to use 1s the combined pitot static Prandtl tube If problems are experienced with the electronic TE compensation then the most likely cause is the glider s static source The static source can be checked by plumbing the pneumatic tubes for electronic compensation and then setting the TE to 0 In still air accelerate to approximately 160 km h and slowly reduce the speed Observe the vario indicator If the static source is good then the vario should immediately start to move to show a climb If the needle firstly shows increased sink and then moves to a climb the static source of the glider is unsuitable and there is no way to provide successful TE compensation electronically The use of a dedicated and accurate fin mounted pitot static source such as a Prandtl tube might help 4 1 8 9 SC TAB This function is active exclusively during Speed Command mode and defined dead area of audio by correct speed The window is defined with SC needle deflection 4 18 10 SC INPUT To activate SC mode and vice versa usually a toggle switch is used This setting defines criteria which will activate SC mode of operation Closed or open contact can be used Setting ON will arrange change over to SC after switch will close and vice versa The switch should be wired to Vario unit wire marked as SC 4 1 8 11 SC Speed SC mode can
22. tion The main function of the switch is to switch between modes of operation During edit the switch is used as Up down selector to make possible fast and effective inputs LX 166 h s 6 modes of operation and all of them are selectable exclusively after rotation of Mode Selector switch Nana GPS status Termal vario Final glide Wind indicator Distance counter Statistics and time and alt gain and pt indicator and logbook 2 1 1 Rotary Switch function in Edit If the rotary switch is used after pressing of VOL MC BAL or SETUP push button the function of the rotary switch is temporary altered Rotating of the switch makes possible to ensure comfortable inputs of mentioned parameters Immediately after edit procedure is terminated the switch becomes Mode Selector automatically Example of Audio volume adjustment after using of VOL button and Rotary Switch LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 2 2 Push Buttons There are 6 push buttons positioned on the LX 166 front panel Their functions are as follows ON OFF to switch the unit on and off ESC to close edit procedures is not active during normal operation VOL to adjust audio volume MC BAL to input MC ballast or Bugs double click will activate ballast input and triple click will enable Bugs input ENTER is a multifunctional button e during operation in Final glide mode each press will change from Home destination to TP destination received by GPS
23. tomatically After successful wind calculation following screen will appear Wind GPS 230 12km h Note The wind data shown in this menu will be also taken in account by final glide calculation If the unit doesn t feel GPS signal the pilot has to input manually the actual wind component This is to be done in Setup Wind Comp There is tail wind and head wind input possible Tail or head wind component inputs are clearly marked on the display Wind FIX Note It also possible to enable manual wind input during GPS connection In that case this should be enabled in Systen Setup Wind Met 19 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 6 7 Statistics and Logbook The unit has built in real time clock which ensures correct time information also without GPS connection 6 7 1 Logbook After the glider will land Logbook will replace flight statistics data The data of the last four flights will present on the display 02 07 09 03 07 09 03 07 10 03 07 11 6 7 2 Flight Statistics After flight 1s detected the Logbook will change to flight duration display 20 LX Navigation d o o LX 166 V 1 1 User Manual Dec 2009 7 Installation The space requirement for the system installation is two 57 mm standard air norm cut outs As LX 166 unit uses one rotary switch the lower right fixing hole should be extended to 6 5 mm Before inserting the unit the knok and special M6 nut should be remove
24. ts own power supply For other units an open wire cable variant is also delivered Baud rate adaptation is done automatically after power on 22 LX Navigation doo LX 166 V 1 1 User Manual Dec 2009 7 2 Pneumatic connections The unit has three pressure inputs A label situated close to the input designates its function Pst static pressure input Ptot total pressure input Pitot TE total energy probe or static Important After using of electronic type of TE compensation TE should be connected to static pressure source See 4 1 8 8 25 Dec 2009 User Manual LX 166 V 1 1 LX Navigation d o o 8 Wiring diagram q A Di g P g ENE ENT DOT TU ET K Kant TAAT TT ART Al 6 K de ARNE 29 Ges se II CE zb UOHNDDIADU ses Sum 991X71 a ULL 4 C Ee NANA yo LAC ANN an T DES VINN Sd9 1X3 lt gt 99TXT 144V1 LqyoJ lt gt 99TXT 1391 DS LA WWJ 0271 MIO SOI XI 2 z 3 zZ CES gt n ROTH E E LIK 3 5 ol WTI S S 8 a an es H a CHE o us T1AdVO 8191 9291 anne jou SARIE jou yas dA 3 AITHOTHA OTAVA TIAN me yan 95 Ze WD OS ajewa4 HINIHD apeqdasey 420 vay dayeads Y LD 0E NI DA AZI ajew 60ans Hod GEFSU ajeway Jojpeuuoj STAANS LINN OTAIVA 0008 1 24 LX Navigation d o o LX
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