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Apollo GX55 Install Manual 560-0960-03

1. iii 27 TABLE 4 RS 232 SERIAL INTERFACE SELECTIONS L iii 35 TABLE 5 MOVING MAP ASCII NAVIGATION DATA emen nene 36 TABLE 6 MOVING MAP BINARY ROUTE DATA i 37 TABLE 7 NEAREST WAYPOINT LIST DATA n nn 38 TABLE 8 ANNUNCIATOR OUTPUT DATA iii 39 TABLE 9 FLIGHT PLAN WAYPOINT 40 TABLE LO ALTITUDE INPUT DATA u a Prae aiar 46 TABLE 11 FUEL AIR DATA MESSAGE DATA S FORMAT mener nnne 48 TABLE 12 FUEL AIR DATA MESSAGE DATA Z FORMAT enne ener nnne 50 TABLE 13 ASCH AUTOPILOT FUEL COMPUTER DATA nennen eene seen eese seen ense eese eese enn 51 LIST OF ILLUSTRATIONS FIGURE 1 GX55 FRONT PANEL u u a ua aG a aG 2 FIGURE 2 MOUNTING FRAME ASSEMBLY erre 8 FIGURE 3 REAR COAX CONNECTOR ASSEMBLY Lie 11 FIGURE 4 TNC COAX CONNECTOR ASSEMBLY cei 12 FIGURE 5 POWER AND AVIONICS CONNECTIONS 000 00 13 FIGURE 6 RS 232 SERIAL CONNECTIONS c cei 14 FIGURE 7 UNIT DIMENSIONS crei 22 FIGURE 8 MOVING MAP DATA OUTPUT EXTENDED DATA DISABLED 40 FIGURE 9 MOVING MAP DATA OUTPUT EXTENDED DATA ENABLED 41 FIGURE 10 AETITUDE DATA INPUT RAT 47 FIGU
2. 51 APPENDIX F RETROFIT INSTALLATION S 53 APOLEO 602 AND 004 iicet cre ete acilia 54 ANNUNGIATORS Qe tete A Ne redeo eo eet du 54 WIRING ee ctn br ten creto de i ia i i ea rre aio 54 ANTENNAS LL Lincei Lana 54 APOLLO 612 AND O18 ee ARR LA alari 55 ANNNUNGIATORS E Pansy ety 55 WIRING ku testa Een dieu iE eee 55 ANTENNA ett meu eia NU Ma pol i Sad NU a Mei m o lil Pn at i 55 APOLEO S00 EDYBUDDY stati dette ree ood e Htec iaia 56 ANNUNGIATORBS Su IE ua a ALL ui ALe ENIRO RII ail 56 WIRING Szene domi AL EI REL LL IV dE 56 ANTENNA op ie oer DAS huu DE it Lee haqa uy sione 56 APOLLO 819 AND 820 FLYBUDDY GPS rire 57 AINNNUNCIATORS eh aan luna iu a haapa kahaman aaa dii i 57 au ai T E E LL 57 ANTENNA ZL urpu yu A cbe Y min eel dae Qi de be vv ITA A RI pe vc Te UU bee ustus 57 ii Apollo GX55 Installation Manual Table of Contents LIST OF TABLES TABEE T PACKAGE CONTENTS Su Su o eae ee E E Tee een 6 TABLE 2 NAVIGATION INTERFACE CONNECTOR PINOUT 0 emen en ener ener 24 TABLE TROUBLESHOOTING GUIDE
3. d Shielded Cable Apollo MX20 MFD MapCom TxD 6 LT RxD Ground Nav RxD 7 4 Ground 8 Shielded Cable Autopilot with serial GPSS A RxD Ground Shielded N Cable Connect shields to mounting frame with ground lead Apollo GX55 Fuel Air Data Computer MovMap TxD 6 77 q f RxD F A DC RxD 7 TxD Ground 8 N Ground Shielded Cable f Autopilot with serial GPSS RxD Ground P Connect shields to mounting frame with ground lead Notes 1 Use shielded cable for all RS 232 interface connections 2 Serial outputs should be limited to three devices 3 Connect cable shields to the rear of the mounting frame with pigtails 1 25 inches 4 Connect shields to chassis ground at both ends of each shielded cable 5 Other units such as a comm radio or a moving map display can be connected with the fuel air data computer Figure 6 RS 232 Serial Connections 14 Apollo GX55 Installation Manual Installation POST INSTALLATION CHECKOUT Once the unit is installed complete the checkout procedure to verify proper operation Refer to the User s Guide for operating instructions The steps that are not applicable to a particular installation may be skipped A checkout log sheet is included on page Error Bookmark not defined to fill out during the checkout procedure Make a photocopy of the log sheet
4. eee a u a Sua a Da Sua s 29 CEEANING THE piece ana iis 29 APPENDIX C ENVIRONMENTAL QUALIFICATION S 31 APPENDIX D ACCESSORIES 33 ERONLIDLMORROW MALE NI Eee pH a C au ii 33 APPENDIX E SERIAL INTERFACE SPECIFICA TIONS 35 MOVING MAP OUTPUT 2 lalla 35 BINARY NEAREST LIST DATA WHEN EXTENDED DATA IS ENABLED ONLY 38 ANNUNCIATOR OUTPUTS WHEN EXTENDED DATA IS ENABLED 39 FLIGHT PLAN WAYPOINT TYPES WHEN EXTENDED DATA IS ENABLED ONLY 40 NAVCOMM DATA OUTPUT i oa li ri ad ice ot devas 41 REMOTE LOCALIZER aa a a nu ua u uu uq u t au 43 DISTANCE SPEED TIME MESSAGE 00 0 0 0 0 0000 eee 45 ALTITUDE ENCODER CONVERTER 20 0 4 100000000 46 FUEL AIR DATA COMPUTER 0 00000000000000010 47 SS C DATA FORMAR u aQ aasma sah 47 Z DATA THOR MA Toc nrbs arie E Sht um ad at ack Ron qm 49 GPSS SERTAL OUTPUT ini eere Teese eee oe E Perder
5. 17 characters Table 10 Altitude Input Data ASCII 023h ASCII A 041h ASCII L 04Ch 4 or 4 Altitude sign ASCII or 02Bh or 02Dh ddddd Altitude in feet right justified with leading zeros ASCII T 054h Temperature sign ASCII or 02Bh 02Dh 13 14 dd Internal altimeter temperature 15 16 Checksum of bytes through 14 computed in hex output in ASCII format 1 hex ASCII carriage return 0Dh The altitude input can decode several status or error codes These codes would be in place of the altitude data in characters 5 10 as follows 0998077 ola cat ib Heater not ready expected during encoder warm up or if there is a loss of signal from the encoder 0908 7 Possible hardware problem expected from encoder indicating a temperature greater than 55 C or if data is invalid 72000827 rici pede tac Altitude out of range expected from the encoder indicating that the altitude is outside specified range of the encoder Apollo GX55 Installation Manual Serial Interface Specifications Altitude Sign Altitude in Feet Temperature Sign Example 1 Altitude Encoder Internal Temperature Converter Identifier Message Checksum 210 feet above sea level 29 92 gh AL 00210T 25D4 with temperature of 25 C Altitude Sign Altitude in Feet Temperature Sign Example 2 Altitude Encoder Inter
6. Factory use only Used to reset all internal memory including user waypoints flight plans and configuration data Caution Using the system initialization function will cause all user data to be lost SERIAL PORT TEST Factory use only Used to check the RS 232 serial port Extended MovMap Data Format Enable Disable extended moving map data This should be enabled when interfaced with an Apollo MX20 or Sandel HSI Call Customer Service if you have questions A D CHANNEL 1 Factory use only Used to check internal circuits and display voltages EEPROM BYTE 0000 Factory use only Used to display eeprom setup memory GPS NAVIGATION CHECKOUT Switch on the GX55 in the normal mode to complete this part of the checkout The GX55 will go through a sequence of self tests The GX55 requires a seed position time and date for the GPS sensor to know which satellites to look for Once this is entered it will be saved and updated automatically If the GX55 is moved a great distance without being turned on the seed position may have to be re entered Entering the seed position 1 During the display startup sequence press SEL when the position page is displayed 2 Rotate the LARGE knob to move the cursor to different fields rotate the SMALL knob to input the correct lat lon and then press ENT to save the changes The s
7. HEAD 7 Heading 0 to 359 degrees from wue north 7 4 8 Right Engine Fuel Flow in tenths of gallons hour ZN ddddd RFU 9 Right Engine Fuel Used in tenths of gallons ZP firu 9 Left Engine Fuel Used in tenths of gallons ZQ ERR 7 Error Log Reason Indicator 001 temp sensor error 000 no errors ZR ddddd 7 Checksumoflabels Ato Q 0 to 255 zs GSP 7 Grondspeed 0 999knos ZT 44 TRK 7 Track 0 to 359 degrees magnetic ZU DIS 1 DistancetoDestination 0to 999999 nm 100 ZN sddd MVAR Magnetic Variation 0 to 999 degrees deg 10 s E or W where E east W west Current Latitude s N or S dd degrees mm minutes ZX sdddmmhh LON 14 Current Longitude s E or W ddd degrees mm minutes hh hundredths of minutes ZY ddd CKSUM2 7 _ Checksum of labels S to X 0 to 255 peque AA OO si Apollo GX55 Installation Manual Serial Interface Specifications GPSS SERIAL OUTPUT The GPSS output message provides information to the appropriate autopilot for roll steering Baud 9600 Data 8 5 Stop BIL ite OR PINE UNE None Output Rate eese etse Approx 1 sec 0 5 sec Buffer length Normal Approx 32 bytes to bytes The Apollo GX Series will ou
8. SNP ali Message Class This is a VHF NAV message Tua riga Message Identifier aaaa Airport identifier Note that if the airport identifier is less than four characters then the trailing characters will be filled with spaces Airport Identifiers are restricted to using ASCII characters 0 9 and A Z Example message PMRRV22SLE lt Sp gt lt chksum gt lt CR gt lt LF gt Indicates the start of a remote localizer list associated with the airport SLE Remote Localizer Input This input is used to input Localizer frequency data used for the remote recall function The data consists of three characters to identify the runway associated with the localizer followed by two characters defining the frequency Message format Message Class This is a message sete dt Message Identifier o ctore Station or Runway identifier This field will provide an identifier for the localizer which can be either the actual station identifier or a string indicating the runway associated with the localizer The station identifier can be up to four characters long A runway identifier will typically be two numbers that indicate the runway direction followed by the character or L to differentiate between parallel runways right center and left Note that if either type of identifier is less then four characters then the trailing characters will be filled in with spaces
9. Stop cuce le Vaia 1 ences dettes aa odd edu none DUI approx 1 seconds Message length variable approx 83 to 750 characters The serial output messages are in the following format lt STX gt lt id gt lt data gt lt it gt lt id gt lt data gt lt it gt lt id gt lt data gt lt it gt lt ETX gt LSTXS pillola ASCII start of text character 1 byte 02h Apollo GX55 Installation Manual 35 Serial Interface Specifications TTE item designator 1 byte from following table item data format listed in following table eI eiie bon Eee d item terminator 1 byte ODh udo MED ASCII end of text character 1 byte 03h Table 5 Moving Map ASCII Navigation Data ID DataFormat Length A sddmmhh Present latitude s sign N for north S for south dd degrees mm minutes hh hundredths of minutes sdddmmhh Present longitude s sign E for east W for west ddd degrees mm minutes hh hundredths of minutes H TREE ek meneto Mee eme s speed ddd mm 5 Distance to active waypoint ddddd nm x 10 sdddd Cross track error s sign R for right L for left of course dddd distance off course hundredths of nm NEN dddd degrees x 10 ddd dd 3to5 Active waypoint identifier ddd dd ASCH waypoint identifier CT VUE dddd degrees x 10 Magnetic variation s sign E for east W for
10. n a airport Il v VOR II n NDB II 1 intersection Il u user ll p parallel track Il d direct to Il F FAP Il E DME Il I IAF Il H MAHP Il M MAP II A IFAP Il P undefined approach waypoint type Example Moving Map Data Output Extended Data Disabled AN 34 1570 34 15 70 latitude BW 118 4390 118 43 90 longitude C306 306 track angle D210 210 knots E02682 268 2nm to waypoint GR0006 0 6nm right of course 13059 305 9 desired track KSFO SFO waypoint ident L3058 305 8 bearing to waypoint 14 0 east magnetic variation No alarms data not flagged lt binary data gt From Table 9 Figure 8 Moving Map Data Output Extended Data Disabled 40 Apollo GX55 Installation Manual Serial Interface Specifications Example Moving Map Data Output Extended Data Enabled AN 34 1570 34 15 70 latitude BW 118 4390 118 43 90 longitude C306 306 track angle D210 210 knots E02682 268 2nm to waypoint 0 0 6nm right of course 305 9 desired track SFO waypoint ident 305 8 bearing to waypoint 14 0 east magnetic variation No alarms data not flagged lt binary data gt From Table 7 Approach Enabled Off Active Off Message Parallel Track Off Hold Off and From To is FROM cvR001 CDI Valid Needle Right Deflection 001 p 0008 Pressure Altitude 80 ft vC000 VDI Valid Needle Centered Deflection is 000 lt binary data gt From Table 6 tda Flight Plan Waypoint Type data direct to
11. Installation Manual 47 Serial Interface Specifications following table s a sign indicator E W d a decimal digit 0 9 SCE CK SWIM c tates eee ORA the message checksum same format as message t i n E ASCII end of text character ETX 03h Table 11 Fuel Air Data Messaee Data S Format Desig Format Mnemonic Width SA 44 IAS 7 Indicated Air Speed in knots SB 44 Tas 7 TrAirSpedinknos O SC ddd 7 _ Mach Speed in thousandths SD sdddd 9 Pressure Altitude in tens of feet sealevel SE sdddd 9 Density Altitude in tens of feet sealevel Outside Air Temp or Total in degrees Celsius True Air Temp or Static in degrees Celsius SH 44 7 WindDirection 0 to 359 degrees from true north SI 44 7 Wind Speedinknos SK _ VSPD 8 Ver calspeedintensoffeeminue SL 44 HEAD 7 0 359 SM 4 8 Right Engine Fuel Flow in tenths of gallons hour SN 44 RFU 9 Right Engine Fuel Used in tenths of gallons SO 44 8 Left Engine Fuel Flow in tenths of gallons hour EX SP ddddd Left Engine Fuel Used in tenths of gallons E ONE Error Log Reason Indicator 001 temp sensor error 000 no errors r ddddd ui Fuel remaining 0 9999 9 in gallons Ez s 5 CKSUM Checksum of all charact
12. R OW N A R Y THINKING TO D A Y
13. The article may be installed only if further evaluation by the applicant documents an acceptable installation and is approved by the Administrator Source FAA TSO C129 ORDERING INFORMATION To receive additional copies of this publication order part 560 0960 03 Apollo GX55 GPS Installation Manual REFERENCE PUBLICATIONS Following are other publications referenced in this guide NOTES Table of Contents TABLE OF CONTENTS SECTION 1 INTRODUCTIONNN 1 ABOUT eti Dr Eo t EE is ROTG E D TUI 1 APOLLO GX55 DESCRIPTION sonqa sana 1 FEATURES usu Salata DAT etes ete umasa atas iqaqta qha anta 2 SYSTEM CONFIGURATIONS E E 4 VER GPS NAVIGATION INSTALLATION cccecsesececececsesssaececececsesesaececccecsesasececececseseaeaeseeseeesesaaeeeeececsensaaseeeeceeeeneas 4 IFR GPS NAVIGATION INSTALLATION ii 4 DATABASE UPDATES 4 REGULATORY COMPLIANCE iii 5 UNPAGKING THE BOUIPMENT 5 d RI N e rer Vetus 5 PACKAGE CONTENTS india 5 OTHER REQUIRED MATERIALS i 5 SECTION 2 INSTALLATIONN 7 PRE INSTALLATION iii 7 INSTALLATION
14. to Category U Explosion Proofness 90 Wateproofness 100 Fluids Susceptibility 110 Sand and Dust 120 Fungus Resistance 130 Salt Spray d 140 Magnetic Effect 150 Power Input 160 Voltage Spike 170 Induced Signal Susceptibility 190 22 0 230 240 Equipment tested to Category Z 5 A 09 lt Lightning Induced Transient Susceptibility Equipment tested to Category A3 for the GPS navigation connections Category A1 for the GPS antenna connector Equipment identified as Category X no test required Equipment identified as Category X no test required 23 0 24 0 Lightning Direct Effects cing Remarks Also tested to meet IEC 801 2 1984 amp 1991 ESD requirements and EN55022 Class B emissions Apollo GX55 Installation Manual 31 Environmental Qualifications NOTES 32 Apollo GX55 Installation Manual Accessories APPENDIX D ACCESSORIES This appendix includes information on accessory items available for the Apollo GX55 Refer to the information that is provided with those items for complete specifications and installation instructions FROM Il MORROW A 33 Antenna IL Morrow Part 590 1104 aiar Aero Antenna Manufacturer AT 575 9 The A 33 GPS antenna is a standard accessory item with the GX55 The A 33 incl
15. waypoints are a maximum of 600 nm from the current position The waypoints are order by distance from current position nearest to farthest The maximum time to send all lists is 100 seconds Each list is updated just prior to the first waypoint in the list being sent If a list is empty a shorter record will be sent with the List Item Number set to OxFF Table 7 Nearest Waypoint List Data Byte Format Description 1 Z Z Item Designator 2 sddddddd List Item Number Packed unsigned binary values S End of list O all other ddddddd 1 20 list waypoint index sddddddd OxFF List Type is EMPTY BYTE 4 terminate Item 3 t Waypoint Type t a airport Il v VOR Il n NDB Il i INT Il u USER 4 Cr r Item Terminator lt 0x0d gt ONLY IF BYTE 2 OxFF 4 8 ddddd ASCII Waypoint Identifier 9 sddddddd Latitude of waypoint Packed unsigned binary values for degrees 10 elia minutes and hundredths of minutes xhhhhhhh S 0 North latitude 1 South latitude x undefined ddddddd Latitude degrees mmmmmm Latitude minutes hhhhhhh Latitude hundredths of minutes 12 SXXXXXXX Longitude of waypoint Packed unsigned binary values for degrees 38 Apollo GX55 Installation Manual Serial Interface Specifications 13 dddddddd minutes and hundredths of minutes 14 xxmmmmmm s 0 East longitude 1 West longitude 15 xhhhhhhh x undefined ddddddd Longitude degrees mmmmmm Longitude mi
16. 55 Installation Manual Specifications AVIONICS OUTPUTS CDI L R deviation 150 mv full scale will drive up to 200 ohm load TO OFF FROM flag 250 mv TO FROM indication will drive up to 200 ohm load Nav valid flag 300 mv for valid indication will drive up to 100 ohm load ANNUNCIA coe be Open collector outputs capable of sinking up to 400 mA for turning ON annunciator lamps MSG message ON indicates message s active PTK parallel track ON indicates parallel track is enabled ALTITUDE INPUT REQUIREMENTS The altitude data can be input to the GX55 from either an altitude encoder or serializer or from an air data computer The minimum requirements of the optional altitude data input are as follows Input method RS 232 Type atas Gta tuii qalas aS fidus pressure altitude Resolutio coniare 100 feet minimum INCCUEIG Y osos ope Ep S Nas must meet accuracy requirements of TSO C88a Note Installation of altitude input equipment such as encoders must be done according to their installation instructions Note Specifications for the RS 232 altitude input are included on page 39 ANNUNCIATOR REQUIREMENTS The GX55 installed for IFR operation require the following annunciators Each annunciator should include a lamp of the proper voltage for the installation Lege
17. AL Sun Su ahua ib Wed based sage vite s RED 21 ENVIRONMENTAL uno ala a 21 GPS RECEIVER ei 22 AVIONICS OUTPUTS ue ee essit e d tere uiv tite etie titor Eo Eee Ut p be A 23 ALTITUDE INPUT 58 2 cirie 23 ANNUNCIATOR REQUIREMENTS 42 2 00110 61010000000000000000000000000 0 23 ANTENNA REQUIREMENTS 24 5 EA desu INTRO REA SLATER RI RR Q tuna 24 SERIATP INTEREACET insana oe cogs bah ea a 24 REAR CONNECTOR PINOUT zu ter alaq Qapaq a N las 24 SECTION 4 LIMITATIONS 25 Apollo GX55 Installation Manual i Table of Contents INSTALLATION triti ina Meme Ir Duet UM DLL daa eri ae eh Doan a e 25 OPERATIONAL Ces talia a di e tM ie C Sl 25 APPENDIX A TROUBLESHOOTING 27 CONTACTING THE FACTORY FOR 565 5 4 4 0 0000 0 00000 28 APPENDIX B PERIODIC MAINTENANCE 29 LITHIUM BATTERY REPLACEMENT cere 29 EQUIPMENT CALIBRATION
18. Apollo Model GX55 cPs Installation Manual July 2001 560 0960 03 2001 by II Morrow Inc UPS Aviation Technologies Inc All rights reserved Printed in the USA No part of this document may be transmitted reproduced or copied in any form or by any means without the prior written consent of II Morrow Inc Due to II Morrow s commitment to constantly improve the quality and performance of our products information contained in this document is subject to change without notice UPS Aviation Technologies II Morrow Apollo and Flybrary are registered trademarks of UPS Aviation Technologies Inc II Morrow Inc UPS Aviation Technologies Inc 2345 Turner Rd SE PO Box 13549 Salem OR 97302 Salem OR 97309 USA Phone 503 581 8101 1 800 525 6726 In Canada 1 800 654 3415 FAX 503 364 2138 www upsat com HISTORY OF REVISIONS Revision ipti 6 13 97 Initial release Word 6 0a document 11 17 97 Update for Ver 2 0 Nav software 5 9 00 Add new extended data and SL30 output messages 0030 7 2 01 Add autopilot roll steering data and changes for GX SW Ver 3 3 3 4 99 Update for Ver 3 0 Nav software 03 IMPORTANT NOTE The conditions and tests required for TSO approval of this article are minimum performance standards It 1s the responsibility of those desiring to install this article on or within a specific type or class of aircraft to determine that the aircraft operating conditions are within TSO standards
19. ENDIX E SERIAL INTERFACE SPECIFICATIONS This appendix includes the RS 232 serial port interface specifications The RS 232 serial interface configurations supported by the GX55 are listed in Table 4 Instructions for configuring the serial port are included in the checkout procedure on page 15 Serial output connections should be limited to no more than three external units Table 4 RS 232 Serial Interface Selections Comment NONE MovMAP Moving map data output Tested units include the following EI FPS JPI Sandel 3308 Argus 3000 5000 7000 and Shadin Digiflow Miniflow Microflow The installer must verify other devices Moving map data output with SL40 comm data NAV Nav info input of frequency identifier and OBS resolver value from Apollo SL30 Moving map data output with SLAO comm data Altitude encoder converter data input no output ALTENC Altitude encoder converter data input moving map data ALTENC MAPCOM Altitude encoder converter data input moving map data peg output with SL40 comm data KEYPAD MAPCOM Keypad data input moving map data output with SLAO comm data Fuel Airdata input moving map data output Used for factory test MOVING MAP OUTPUT The format of the moving map data output is as follows Definitions of the output data is included in Table 5 and Table 6 A sample output message is included in Figure 8 Baldan o ERU 9600 Data DIS amp
20. GATION INSTALLATION When installed for IFR operation the GX55 requires connections to several external indicators The minimum connections for IFR operation is as follows e an 33 or A 34 GPS antenna e power input e external non numeric indicator such as a CDI or HSI e external lamp annunciators including MSG PTK The GX55 can also be connected to other external devices such as e an autopilot e amoving map display connected to an RS 232 serial output e altitude encoder converter or air data computer e 5140 Comm radio connected to an RS 232 serial output DATABASE UPDATES The GX55 utilizes a Flybrary database stored on a standard plug in memory card for easy updating and replacement Simply plug in the new datacard to update your existing database or change to a new database Contact the II Morrow factory for information on databases available for the GX55 4 Apollo GX55 Installation Manual Introduction REGULATORY COMPLIANCE The Apollo GX55 is designed and tested to meet the following TSOs FAA TSO C129 Class A2 for GPS navigation The Apollo GX55 comply with the FCC requirements specified in CFR 47 Part 15 Radio Frequency Devices Subpart B Unintentional Radiators Note Operation of the GX55 connected to a PC is not currently authorized under FCC Part 15 regulations The Apollo GX55 software is designed and tested to RTCA DO 178B level C Note Un authorized changes or modificati
21. Identifiers are restricted to using ASCII characters 0 9 and A Z m reti Frequency m MHz where m MHz frequency 30h with the desired frequency ranging from 108 to 111 MHz or 3Ch to 3Fh k desired KHz offset 25 kHz 30h where the desired frequency ranges from 000 to 950 kHz or the even numbers from 30h to 56h Note that the field will be checked to ensure that it is in range and a valid localizer frequency Frequencies used for VORs which can also be found in the range of 108 10 to 111 95 MHz will not be accepted in this message type Example message PMRRV2331 lt Sp gt lt Sp gt gt lt lt chksm gt lt CR gt lt LF gt Identifier is 31 indicating a runway and the localizer frequency is 110 300 MHz 4 Apollo GX55 Installation Manual Serial Interface Specifications DISTANCE SPEED TIME MESSAGE If an SL30 is connected to the GX with MovMap or MapCom output the following message will be sent to the SL30 PMRRV41xxxxyyyzzz lt CHECKSUM gt lt CR gt lt LF gt xxxx is the distance to the station in 0 1nm units yyy is the ground speed in knots 777 is the time to the station in minutes This message is used to output the range ground speed and ETA decoded from an external RNAV sensor DME or GPS Message format TN lai Message class This is a VHF NAV message Alia Message identifier Range from DME station in 1 10 of a nautical mile units The first two digits are the 10s and Is place of th
22. OVERVIEW anan ninas b an d DER i HERO 7 INSTALLATION CONSIDERATIONS unu aN Qiu au uusha 7 MOUNTINGCONSIDERATIONS S um NI Asa ai eta 7 MINIMUM SYSTEM CONFIGURATION c c cicci iii 7 ALTITUDE ENCODER CONVERTER 0120202000000000000000000000000000000000000 7 EQUIPMENT MOUNTING per EUH done dta dett 8 BEEGTRICAE CONNECTIONS 53 ette aa i foire e veda 9 POWER i ueni RI EQ oae ie 9 AVIONIESOUTPRUTLS stilare Eni enm htt eed seh 9 SERIAL INTEREAGE i 5sit vtese ee E TREE PEEL SR 9 ANTENNA INSTALLATION AND 8 2 402 2 2 021 000000000000000000000000000000 nenne seen 10 epe tesi ee OU ver eve 10 POST INSTALLATION CHECK OUD Perte resti rt re Fee Uds ira 15 BEST MODE CHECKOUT AND SETUP alari UI RE EXE vett 15 GPS NAVIGATION CHECKOUT u Ne Te re ee rr 16 INTERFACE CHEGKS E bee a be ec in e ee eese ibd bee Pen 17 FINATP SYSTEM GHECK hese seks Ee iba eem 19 SECTION 3 SPECIFICATIONS 21 oerte eo esto Cubes sha 21 PHYSIC
23. RE 11 FUEL AIRDATA DATA INPUT S FORMAT i 49 FIGURE 12 FUEL AIRDATA DATA INPUT emen en ense eese eese een 52 FIGURE 13 NYLON SPACER 5 2 0 000000 01141000000000000000000000000000 53 Apollo GX55 Installation Table of Contents NOTES iv Apollo GX55 Installation Manual Introduction SECTION 1 INTRODUCTION ABOUT THIS MANUAL This manual describes the installation of the Apollo GX55 GPS unit It is intended for use by persons certified by the Federal Aviation Administration FAA to install aircraft navigation devices It includes installation and checkout procedures for the GX55 unit to standards described in FAA advisory circular AC 20 138 Provides an introduction to the Apollo GX55 unit TSO certification information is also included in this section Section 1 Section 2 Includes installation and checkout procedures Gees Includes complete specifications Sahara Includes limitations for the equipment and installation Includes troubleshooting information Appendix B Includes periodic maintenance requirements Appendix C Includes the environmental qualification form Appendix D Includes information on accessories gt gt Appendix E Includes serial data specifications Appendix F Includes retrofit installation instructions APOLLO GX55 DESCRIPTION The Apoll
24. airport type Figure 9 Moving Map Data Output Extended Data Enabled NAVCOMM DATA OUTPUT The format of the comm data output is as follows This data output is compatible with the SL30 or SL40 for sending frequency data to the comm 9600 Dati Diis 8 Stop bits 1 Ru none Qutpul T3lo trai approx 1 second Message length variable approx 83 to 750 characters The comm data is output using the following format PMRRC lt msg_id gt lt msg_data gt lt chksum gt lt cr gt The checksum is computed by an 8 bit addition of the msg_id and msg_data characters ignoring carry if any The resulting 8 bit checksum is converted to two ASCII characters by taking the upper and lower nibbles adding 30h to each and placing the most significant character first in the data message Airport Ident Output This message is used to output the selected airport ident Message Format PMRRCO4tiiii lt chksum gt lt cr gt PMRRV lt msg_id gt lt msg_data gt lt chksum gt lt cr gt Apollo GX55 Installation Manual 41 Serial Interface Specifications 04 message id Lasa list type outputs a 1 lill ident four character ASCII Example Message PMRRC041SLE lt space gt 99 lt cr gt Output ident of SLE for the following frequency information Frequency Data Output This message is used to output the air
25. allation Manual 27 Troubleshooting CONTACTING THE FACTORY FOR ASSISTANCE If the Apollo GX55 unit fails to operate despite troubleshooting efforts contact the II Morrow factory for assistance II Morrow Inc 2345 Turner Rd SE Salem Oregon 97302 USA Phone 503 581 8101 or 1 800 525 6726 28 Be prepared with the following information about the installation Installation configuration accessories antenna Model number part number with mod levels and serial number Software versions Description of problem Efforts made to isolate the problem other installed avionics Apollo GX55 Installation Manual Periodic Maintenance APPENDIX B PERIODIC MAINTENANCE The GX55 unit is designed to not require any regular general maintenance except as included in this section LITHIUM BATTERY REPLACEMENT The internal keep alive battery will require replacement after 4 to 6 years Regular planned replacement is not necessary The GX55 will display a low battery message when replacement is required Once the low battery message is displayed the battery should be replaced within 1 to 2 months If the battery is not replaced the internal ram memory and the system clock information will be lost To replace the battery remove the GX55 from the aircraft remove the top cover and replace the battery Make sure to insert the battery in the correct polarity Replace the top cover re install the unit in the aircraft and ver
26. bbon connector 1 202 0001 Cabletie e TE 204 0080 ien nylon 34 x 4 x 0 030 DICO Stor hed 7 221 0400 4 40 x 1 4 SS pan head Phillips machine m mi 3 221 0406 4 40 x 3 8 SS pan head Phillips machine li 220 0608 16 32 1 2 55 button head Allen serew 6 240 0310 3 SS internally toothed lock washer 2 240 0410 4 SS internally toothed lock washer 2 310 220 Conneetorcover 1 310 2032 Shouderbushing 2 418 0047 Mountngframeassy 1 908 0048 Hexdriver3 327 OS o 1 Manual kits Partnumber 564 0065 200 560 0961 GX55SUsersManal f 1 O 56009600 10 55 Installation Binder 5 2 x 8 x 3 ring ice sJ 56i 0237 a 0X55 Quick Reference Guide 1 Accessories 560 0949 xx or A 33 Installation Guide or 1 Boss asitmalaioncuse o 590 1104 or A 33 GPS Antenna or 1 Apollo GX55 Installation Manual Installation SECTION 2 INSTALLATION This section describes the installation of the GX55 as a new installation including mounting wiring and connections A post installation checkout procedure is included at the end of this section Procedures for installing the 55 as a retrofit for a Morrow 602 604 612 618 or Flybuddy 800 Loran or Flybuddy 819 or 820 GPS are given in Appendix F PRE INSTALLATION INFORMATION Always follow good avio
27. be replaced and or relocated If the previous installation utilized annunciators they may have to be relabeled or replaced with a different colored annunciator Power connections and connections to the CDI or autopilot should not require any changes A Nav Valid flag output has been added on the GX55 The GX55 may not support all the same serial interface formats as the units being replaced Specific retrofit instructions for each of the units that the GX55 is intended to replace are given in the following paragraphs If the current installation is being upgraded for IFR use CDI and annunciator connections are required Be sure to review the IFR GPS Navigation Installation requirements beginning on Page 4 For all retrofits install 3 nylon spacers in the mounting frame as shown in Figure 13 below Mounting Frame Nylon Spacer 3X _ Figure 13 Nylon Spacer Installation Apollo GX55 Installation Manual 53 Retrofit Installations APOLLO 602 AND 604 ANNUNCIATORS When replacing the Apollo model 602 or 604 Loran with the GX55 GPS the Waypoint Alert annunciator must be relabeled as PTK blue or white annunciator and the Loran Warning annunciator must be relabeled MSG amber annunciator WIRING Wiring changes are listed in the following table Pin Apollo 602 or 604 GX55 N hange not required NC ground hange not required 10 Shield Nav Valid Disconnect serial shield onnect to mounting frame 11 hange n
28. coax connected to the GX55 and check the GPS performance as described in the GPS Operation and Position test in the Post Installation Checkout on page 17 Once a suitable location has been verified then permanently mount the antenna Note If using a GPS antenna that was already on the aircraft or if mounting the antenna closer than two feet from a comm antenna conduct the GPS Operation and Position test in the Post Installation Checkout on page 17 If the GX55 passes the test then moving the antenna is not necessary Once the antenna mounting position has been prepared route the coax cable from the antenna to the GX55 Proper selection of coax cable and assembly of connectors is critical to GPS signal performance The cable loss from the antenna to the GX55 should be limited to a maximum of 4 dB Minimize the coax length for optimum performance and DO NOT coil excess cable Leave only enough for service loops The coaxial connectors and adapters such as TNC to BNC add additional loss to the cable and should be considered when computing the maximum 4 dB loss A typical loss of 0 2dB can be used for each connection The typical cable loss for 20 feet of RG 142B coax with a connector on each end is 4 dB During the post installation checkout susceptibility to harmonics of VHF comm transmitters will be evaluated If problems arise then better isolation or distance may be required between the GPS and comm antennas or a notch filter may be insta
29. ctor on the back of the GX55 align with the mating connectors in the mounting tube then use the 3 32 hex tool to tighten clockwise the locking screw Refer also to the antenna installation information on page 10 2X 3 48 x 1 4 2X 3 Lock Washer Mounting Frame Assembly RA Coax Plug pos 2X Shoulder Bushing 2X 4 Lock Washer 2X 4 40 x 3 8 Screw X Tie Mount 6X 6 32 x 1 2 2X Cable Button Head Screw Connector Cover 2X 4 40 X 1 4 Screw Figure 2 Mounting Frame Assembly To remove the unit from the mounting frame use the hex tool and turn the locking screw counter clockwise Then pull the GX55 out of the mounting frame No special extraction tools are required 8 Apollo GX55 Installation Manual Installation ELECTRICAL CONNECTIONS Wiring necessary for installation of the GX55 includes the rear panel electrical connections and the antenna cable placement The 14 pin mini ribbon connector and coax connector must be assembled to the frame and may be wired before or after being installed in the mounting frame The recommended connecting wire size for the 14 pin connector is 20 to 24 AWG Wiring diagrams are included in Figure 5 power and avionics and Figure 6 serial interface POWER The GX55 power input is internally fused at 3 amps A separate 2 amp maximum circuit breaker or fuse should be installed for downline overload or short circuit protection Make the power connections to
30. d that it is being processed properly 2 The GX55 Flight plan will be displayed on the MX20 on the FPL page Altitude Encoder and Fuel Air Data Computer In the System Mode check the Misc Sensors function If the following steps do not show the correct information check the electrical connections and configuration setup Press SYS Turn the LARGE knob to Misc Sensors and press ENTER The Encoding Altimeter value will be displayed Turn the LARGE knob to view Air Data Info Turn the LARGE knob to view Fuel Info Ten Apollo GX55 Installation Manual Installation FINAL SYSTEM CHECK The GX55 GPS navigation functions should be complete at this time The final check includes checking database entering a direct to waypoint and checking the navigation functions Start with the unit turned on and operating in the normal mode Refer to the user s manual for operating instructions 1 Verify a valid position is displayed 2 Check the database to ensure it is for the right coverage area and is not expired To check the database a Press SYS rotate the LARGE knob to the SYSTEM INFO page and press ENT b Rotate the LARGE knob to the Apollo GX SOFTWARE VERSION page c Rotate the SMALL knob to display the database information The database name expiration date and version will be displayed 3 Enter a direct to waypoint Press the DIRECT TO button use the LARGE and SMALL knobs to select a nearby waypoint then press ENT Or use
31. e 55 C to 85 C Temperature variation 2 C per minute Humidity ss anelli 95 at 50 C for 6 hours 2 day cycle Maximum altitude 55 000 feet Cooling SS SS PS eus Not required Apollo GX55 Installation Manual 21 Specifications Mounting Screws HEX SOCKET HEAD SCREW FOR NE UNIT INTO MOUNTING FRAME 7 APOLLO GX55 er w s we a em ES Figure 7 Unit Dimensions GPS RECEIVER PERFORMANCE 22 Number of channels e 8 FRIGO 1575 42 MHz LI C A code Sensitivity acquisition 135 dBm Sensitivity drop lock 142 dBm Dynamic range 20 dB Lat Lon position accuracy 15 meters RMS typical 25 meters SEP without SA 100 meters 2DRMS with SA TR 1000 knots maximum Acceleration cucinare 4G maximum time to first fix 25 seconds typical with current almanac position time and ephemeris 55 seconds typical with current almanac position and time Reacduisition 2 5 seconds typical Position update interval 1 second typical WGS 84 Apollo GX
32. e range and the last digit is the 1 101 place This field may range in value from 0 0 0000 to 999 09 NM 9999 If the distance from the DME station is greater than 999 9NM the value should be encoded as RS Ground speed with respect to DME station in knots This field may range in value from 0 knots 000 to 999 knots 999 I the ground speed with respect to the DME station is greater than 999 knots the value should be encoded as hmm Time to station in hours and minutes This field may range in value from 0 hours and 0 minutes 000 to 9 hours and 59 minutes 959 If the time to the station is greater than 9 hours and 59 minutes the value should be encoded as Example message PMRRV410983055147 lt chksm gt lt CR gt lt LF gt Range from DME station is 98 3 NM ground speed with respect to station is 55 knots and the estimated time to the station is 1 hour and 47 minutes Apollo GX55 Installation Manual 45 Serial Interface Specifications ALTITUDE ENCODER CONVERTER INPUT 46 The format of the altitude input is as follows Definition of the input message is included in Table 10 Several sample messages are illustrated in Figure 10 Baud tale ouis odere arro e UE 1200 Data BIST reale 8 SItOp DIGS rece 1 Patty ss fea ar none Expected input rate approx second Message length
33. eed position can also be input with reference to a waypoint Refer to the user s manual for instructions 16 Apollo GX55 Installation Manual Installation Entering the time and date 1 Press the SYS button rotate the LARGE knob to display the SYSTEM INFO page and press ENTER 2 Press SEL rotate the LARGE knob to move the cursor to different fields rotate the SMALL knob to input the correct time and then press ENT to save the changes GPS Operation and Position This checkout is to be completed with the aircraft moved away from hangars and other structures that may obstruct the view of the satellites 1 Turn on the GX55 and allow the unit to acquire a position All other avionics should be turned off for this part of the test 2 Check the position using the lat lon navigation page Press the NAV button and rotate the LARGE knob to the lat lon page The lat lon should agree with a known reference position 3 Check the signal reception using the GPS sensor displays in the System mode Press the SYS button rotate the LARGE knob to the GPS SENSOR page and press ENT Then rotate the SMALL knob to display the GPS info Typical signal levels are 50 or better 4 Turn on other avionics one at a time and check the GPS signal reception to make sure it is not affected 5 Check for VHF comm transmitter interference This must be completed on all IFR installations a Verify that 5 to 8 satellites are in DATA and the NAV flag is ou
34. erform correctly check the electrical connections and configuration setup 1 In the Apollo GX view Tuned Station page in Nav mode The tuned station identifier and frequency sent by the Apollo SL30 should be displayed 2 In the Apollo SL30 Distance Speed and Time information for the selected station should be displayed The Distance Speed and Time information for the selected station shown in the SL30 ensures that the GX and SL30 are communicating If your Apollo SL30 is only configured to receive use the following steps for checkout 1 In the SL30 press NAV 2 Then press SEL 3 Note the you should see the three to four letter designator for either the Localizer for the destination or the closest VOR to your current position Apollo SL40 The Remote function will allow the SL40 to access the airport frequency database in an Apollo GPS receiver If the following steps do not perform correctly check the electrical connections and configuration setup 1 In the SLAO press RCL to view the Remote REM frequencies 2 Then turn the SMALL inner knob to display the available frequencies The waypoint type and frequency are displayed Apollo MX20 The Apollo MX20 must be installed and setup according to its installation manual If the following steps do not perform correctly check the electrical connections and configuration setup 1 Check the System Info page on the MX20O to verify that the data is available to each port an
35. erial output connections should be limited to no more than three external units When making connections to the GX55 use a three conductor shielded cable Make RxD TxD and signal ground connections to the 14 pin connector Connect the shield s to the rear of the mounting frame The shield leads must be 1 25 inches See Figure 6 Complete serial interface specifications are included in Appendix E Apollo GX55 Installation Manual 9 Installation ANTENNA INSTALLATION AND CONNECTIONS GPS ANTENNA The mounting location and cable connections for the GPS antenna are very important The antenna should be mounted no closer than two feet from VHF comm transmitter antennas six inches from other antennas emitting less than 25 watts and two feet from higher power antennas Special care should be taken to ensure that the GPS antenna is not mounted in close proximity to antennas that may emit harmonic interference at the L1 frequency of 1575 42 MHz Refer to the antenna installation manual for installation instructions The connectors are included in the installation kit and are intended for use with RG 142B size coax cable If using a different diameter coax alternative connectors may be required Assembly instructions for the connectors are included in Figure 3 and Figure 4 RG 142B cable can be used as long as the length is less than 20 feet For longer lengths use a low loss 50 2 coax Suggestion Temporarily locate the GPS antenna with
36. ers preceding this record The checksum is a one byte checksum discarding carries including all characters from the initial STX up to and including the line feed preceding the checksum message i E 48 Apollo GX55 Installation Manual Serial Interface Specifications Example Fuel Airdata Input Data lt STX gt SA223 223 knots indicated air speed 5 230 230 knots true air speed 101 0 101 mach 3200 32 000 feet pressure altitude 3312 33 120 feet density altitude 05 5 C outside air temp 56 03 39 true air temp 5 010 wind direction at 10 relative to true north SI015 wind speed at 15 knots SJ 03 3 second right turn SK 050 50 feet second vertical air speed SL359 359 heading relative to true north SM0123 12 3 gallons hour right engine fuel flow SN0300 30 0 gallons used right engine 500131 13 1 gallons hour left engine fuel flow SP0310 31 0 gallons used left engine 50000 nO errors SR01227 122 7 gallons remaining S 12 3 Checksum example only not actual lt ETX gt end of message string Figure 11 Fuel Airdata Data Input S Format 7 DATA FORMAT The format of the fuel air data computer input is as follows which conforms to the Shadin Z format serial message Definition of the input message data that the GX50 60 65 uses is included in Table 12 B nd rate Lise Re 9600 Data bits ides ied 8 Stop DIES 4 oo aiar 1 Palo aria ies Bv ns none Expected i
37. for ease of use if desired The checkout procedure is broken into several groups The GPS Navigation Checkout and the Final System Check should be completed with the aircraft moved clear of hangers and other structures Mounting Wiring Check Verify that all cables are properly secured and shields are connected to the rear of the mounting frame Check the movement of the aircraft controls to verify that there is no interference TEST MODE CHECKOUT AND SETUP The GX55 has a built in test mode to simplify the checkout To operate the GX55 in the test mode hold down the leftmost and rightmost smart keys while switching on the power To return to normal operation switch the power off then back on Avionics Outputs Check the avionics output connections by using the test mode as follows Rotate the LARGE knob to select each test 1 Using the CDI TRIANGLE page rotate the SMALL knob to check left mid and right 2 Using the TO FROM FLAG page rotate the SMALL knob to check the Off To and From outputs 3 Using the LAMP OUTPUTS page rotate the SMALL knob to check all the connected annunciators 4 Using the VALID FLAG PAGES page rotate the SMALL knob to check all the connected valid flag outputs Installation Configuration The GX55 must be configured to match the operation supported by the installation This includes IFR VFR and SAR operation selections 1 In test mode rotate the LARGE knob to the OPTIONS
38. her and vee gasket over end of coax Strip jacket as illustrated Comb out braid Slip braid clamp on and push back against coax jacket Fold back braid wires as illustrated trim to proper length and form over clamp Strip center conductor as illustrated Solder center conductor to contact nsert coax with braid clamp and contact into connector and tighten the clamp nut securely Assembly instructions for straight TNC connector part 2162 1060 Figure 4 TNC Coax Connector Assembly 12 Apollo GX55 Installation Manual Installation dalli GPS Antenna B 2 amp fuse _ M Pin Connector or breaker Powert 14 Avionics Ground 12 Power Annunciators PTK Apollo MSG GX55 NC 13 CDI R CDI L TO FROM Right Nav Valid Left Valid Valid Nav Source Valid Selector Rela Nav jo CDU TO FROM o i FROM Vali d K Valid Valid 9 Valid ILS Enable ars a o 1 Nav Source 1l 9 oNAV n Relay Coil V Selector Annunciator and Logic Optional Figure 5 Power and Avionics Connections Apollo GX55 Installation Manual 13 Installation Apollo Apollo SL30 NavComm GX55 or SL40 Comm RxD TxD Not used with SL40 14 Pin Connector 4
39. ify unit operation Battery replacement should be done only by the II Morrow factory or by a trained technician Note The battery is to be replaced only with II Morrow part 7148 1702 or a II Morrow approved equivalent Caution The battery may explode if mistreated Risk of fire explosion and burns Do not recharge disassemble heat above 100 or incinerate Dispose of batteries promptly Keep away from children Be sure the battery is inserted in the right direction EQUIPMENT CALIBRATION The GX55 design requires very few adjustments or calibration to be made In fact there are no internal manual adjustments CLEANING THE FRONT PANEL The front bezel keypad and display can be cleaned with a soft cotton cloth dampened with clean water DO NOT use any chemical cleaning agents Care should be taken to avoid scratching the surface of the display Apollo GX55 Installation Manual 29 Periodic Maintenance NOTES 30 Apollo GX55 Installation Manual Environmental Qualifications APPENDIX C ENVIRONMENTAL QUALIFICATIONS The Apollo GX55 has been tested to the following environmental categories per procedures defined in RTCA DO 160C Environmental Qualification Form Model GX55 Manufacturer Part No 430 6050 2xx II Morrow Inc TSO No TSO C129 Class A2 2345 Turner Road SE Salem Oregon 97302 Description of Conducted Tests Temperature and Altitude Equipment tested to Category F1 with In flight Loss of Cool
40. ing DI No cooling required Altitude 6 Equipment tested to 55 000 feet Decompression 6 Equipment tested to 8K to 55K in 15 seconds Overpressure 6 Equipment tested for overpressure Temperature Variation 5 0 Equipment tested to Category C 2 C min Humidity Equipment tested to Category A standard humidity environment Operational Shocks and Crash Safety Equipment tested for both operational and crash safety shocks Equipment operated normally after the crash safety shocks Equipment tested without shock mounts to Categories B M amp N Equipment identified as Category X no test required Equipment identified as Category X no test required Equipment identified as Category X no test required Equipment identified as Category X no test required Equipment identified as Category X no test required Equipment identified as Category X no test required Equipment is Class Z Equipment tested to Categories A amp B Equipment tested to Category A Equipment tested to Categories A amp B Vibration Explosion Proofness Waterproofness Fluids Susceptibility and and Dust Fungus Resistance alt Spray Magnetic Effect Power Input Voltage Spike Audio Frequency Conducted Susceptibility Power Inputs nduced Signal Susceptibility Radio Frequency Susceptibility Radiated and Conducted Emission of Radio Frequency 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 20 Equipment tested to Category Z Equipment tested
41. lled in series with the antenna coax of the VHF comm transceiver to reduce or eliminate the harmonic interference A notch filter for this use part 162 1059 is available from II Morrow If a VHF comm transmitter causes problems with the GPS on the selected frequencies as listed in the post installation checkout the problem may be due to the ELT This can be verified by disconnecting the ELT antenna coax at the ELT unit If the ELT is found to cause the problem then contact the ELT manufacturer or replace the ELT 10 Apollo GX55 Installation Manual Installation Clamp Nut Step 1 Slit 1 4 2X Slide clamp nut over coax Strip coax as illustrated Cut two 1 4 slits in jacket 180 0 031 0 125 degrees apart 0 375 Braid Clamp Step 2 Slide braid clamp over end of coax and under the braid Cap Step 3 Solder Center Insert coax with braid clamp into Conductor connector and tighten clamp nut securely Solder the center conductor of the coax to the contact as illustrated Attach the cap and secure tightly H Assembly instructions for right angle connector part 72162 1008 Figure 3 Rear Coax Connector Assembly Apollo GX55 Installation Manual 11 Installation Step 1 Step 2 Step 3 Step 4 Step 5 Clamp Nut Slip Washer Vee Gasket a Braid Clamp PEL Contact Slide clamp nut slip was
42. nal Temperature Converter Identifier Message Checksum 45 feet below sea level 29 92 gh AL 00045T 45DE with temperature of 45 C Status Code Example 3 Message Checksum Indicates encoder is warming up 09980T 12E9 is still below 25 C Figure 10 Altitude Data Input FUEL AIR DATA COMPUTER INPUT The fuel air data input is used to input fuel flow and airdata computer information from the fuel air data computer See Error Reference source not found or contact Customer Service for appropriate devices S DATA FORMAT The format of the fuel air data computer input is as follows which conforms to the Shadin S format serial message Definition of the input message data that the GX50 60 65 uses is included in Table 11 A sample input message is illustrated in Figure 11 Baud rate ese boni ea 9600 Data bits iuueni tiu 8 SIODDIES acli 1 acies ila Expected input rate approx 1 second Message length variable 512 character max The serial input message string is expected in the following format lt STX gt lt message gt lt message gt lt message gt lt chksum gt lt ETX gt lt SITX2 gt 2 u nn erences ASCII start of text character STX 02h FIESSO arene starts with an ASCII S then an ID character followed by the message data a carriage return CR ODh and a line feed LF OAh See the Apollo GX55
43. nd Color MSG amber PTK blue or white The annunciators should be connected to a suitable dimming circuit for night time operation amber blue TL Example Annunciators Apollo GX55 Installation Manual 23 Specifications ANTENNA REQUIREMENTS GPS ANTENNA The GX55 is designed to operate properly with the A 33 or A 34 GPS antennas The GX55 supplies 5 volts for the antenna SERIAL INTERFACE Defined in Appendix E Serial Interface Specifications REAR CONNECTOR PINOUT The GX55 includes a 14 pin rear panel connector for the GPS navigation connections The pinout for the connector is listed in the following table Table 2 Navigation Interface Connector Pinout 1 O Parallel track annunciator output gt O 970 O Toflagoutput 3 O Message Message annunciator output O CDI Right CDI Rightowtpu o O O jCDI Left j 6 O p JRS232smildaaouput 8 Serialground RS232signalground 0 02 9 O FROM 005 10 O validflagground signal ground connection 1 O Nav valid Nav low level valid flag output 0 2 13 jrseved jdomcconect o 1 3 5 7 N View from rear of mounting frame View from inside frame x x TY 8 J 24 Apollo GX55 Installation Ma
44. nics installation practices per FAA Advisory Circulars AC 43 13 1A 43 13 2A and AC 20 138 or later FAA approved revisions of these documents Follow the installation procedure in this section as it is presented for a successful installation Read the entire section before beginning the procedure Perform the post installation checkout before closing the work area in case problems occur INSTALLATION OVERVIEW A successful installation should start with careful planning including determination of mounting location for the GX55 antenna mounting cable routing and other required modifications Once the mounting location has been determined prepare the mounting frame for installation It may be easier to complete the wiring harness and attach the connectors to the mounting frame before installing the mounting frame INSTALLATION CONSIDERATIONS MOUNTING CONSIDERATIONS The GX55 is designed to mount in the avionics stack in the aircraft instrument panel within easy view and reach of the pilot The standard package includes a mounting frame for ease of mounting connections and service of the unit Allow an additional one inch clearance to the rear of the mounting frame for connectors and cables For typical installations the GX55 does not require external cooling When mounting the unit ensure that a clearance of 1 8 to 1 4 inch exists between avionics units to allow for air circulation MINIMUM SYSTEM CONFIGURATION The minimum system c
45. nna The A 34 has the same footprint as the A 16 and A 23 antennas to simplify the upgrade Refer to the installation information on Page 10 to ensure that the mounting location and cabling meet the requirements of the GX55 GPS The GPS antenna must be installed on top of the aircraft Refer to either the A 33 Installation Guide 560 0949 or the A 34 Installation Guide 560 5047 for detailed instructions Apollo GX55 Installation Manual 55 Retrofit Installations APOLLO 800 FLYBUDDY ANNUNCIATORS When replacing the Apollo model 800 Flybuddy Loran with the GX55 GPS the Waypoint Alert annunciator must be relabeled as PTK blue or white annunciator and the Loran Warning annunciator must be relabeled MSG amber annunciator WIRING Wiring changes are listed in the following table Pin Apollo 800 Flybuddy GX55 13 Internally jumpered to NC Change not required ground Note All other connections from the 800 should remain valid for the GX55 ANTENNA The existing Loran antenna must be replaced with either the A 33 or A 34 GPS antenna The A 34 has the same footprint as the A 16 and A 23 antennas to simplify the upgrade Refer to the installation information on Page 10 to ensure that the mounting location and cabling meet the requirements of the GX55 GPS The GPS antenna must be installed on top of the aircraft Refer to either the A 33 Installation Guide 560 0949 or the A 34 Installation Guide 560 5047 for detailed instructio
46. nput rate approx 1 second Message length variable 512 character max The serial input message string is expected in the following format lt STX gt lt message gt lt message gt lt message gt lt chksum gt lt ETX gt ASCII start of text character STX 02h od eaten Ee edat starts with an ASCII Z then an ID character followed by the message data a carriage return CR ODh and a line feed LF OAh See the following table sennae ia the message checksum same format as message RUMOR ASCII end of text character ETX 03h Apollo GX55 Installation Manual 49 Serial Interface Specifications 50 Table 12 Fuel Air Data Message Data Z Format Desig Format Mnemonic Width ZA ias 7 Indicated Air Speed in knots ZB 44 8 17 TmeAirSpedinknos ZC 44 7 MachSpeedinthousandhs I ZD PALT 9 Pressure Altitude in tens of feet sealevel ZE DALT 9 Density Altitude in tens of feet sealevel_ zF sdd OAT Outside Air Temp or Total in degrees Celsius True Air Temp or Static in degrees Celsius ZH ddd WDIR 7 Wind Direction 0 to 359 degrees from true north Zt ddd WSPD 7 WindSpedinknos ZK sd 0 8 Vertical speed in tens of feeminute ZL 44
47. ns 56 Apollo GX55 Installation Manual Retrofit Installations APOLLO 819 AND 820 FLYBUDDY GPS ANNUNCIATORS When replacing the Apollo model 819 or 820 Flybuddy GPS with the GX55 GPS the Waypoint Alert annunciator must be relabeled as PTK blue or white annunciator and the Loran Warning annunciator must be relabeled MSG amber annunciator WIRING Wiring changes are listed in the following table Pin Apollo 819 or 820 GX55 Comments Flybuddy 13 Internally jumpered to NC Change not required ground Note All other connections from the 819 or 820 should remain valid for the GX55 ANTENNA Apollo 819 or 820 Flybuddy GPS installations may contain either an A 31 A 32 or A 33 GPS antenna The A 33 GPS antenna is fully compatible with the GX55 and need not be replaced However refer to the installation information on Page 10 to ensure that the mounting location and cabling meet the requirements of the GX55 GPS The A 31 and A 32 antennas are functional with the GX55 for VFR applications but not for IFR If you intend to use the GX55 for IFR applications the installed A 31 or A 32 antenna must be replaced with either an A 33 or A 34 GPS antenna If you are replacing the A 31 or A 32 refer to the installation information on Page 10 and to the appropriate installation guide for detailed instructions Installation guide numbers are 560 0949 for the A 33 and 560 5047 for the A 34 Apollo GX55 Installation Manual 57 M oO rR
48. nual Limitations SECTION 4 LIMITATIONS INSTALLATION For minimum equipment and connections required for VFR or IFR installations refer to the System Configurations on page 4 Installations of the GX55 GPS navigation functions are to be made in accordance with AC 20 138 or other appropriate FAA approved guidelines When the GX55 is installed for VFR a placard stating GPS Limited to VFR Use Only or an FAA approved equivalent statement must be placed next to the primary indicator When Nav tuning is provided to the GX the GX will output Distance Speed and Time DST information on the MapCom output It is the installers responsibility to ensure that this information is displayed in an acceptable fashion For instance in an installation where two Apollo SL30 s are integrated in the system it is not appropriate to display DST information on the SL30 that is not providing the tuning information Apollo SL30 SW version 1 2 or later provides the means for disabling the display of DST information OPERATIONAL An approved Aircraft Flight Manual Supplement is required for IFR installations Note A sample AFM supplement is available from II Morrow listing operational limitations Apollo GX55 Installation Manual 25 Limitations NOTES 26 Apollo GX55 Installation Manual Troubleshooting APPENDIX A TROUBLESHOOTING This appendix provides information to assist troubleshooting if problems occur after completing the ins
49. nutes hhhhhhh Longitude hundredths of minutes 16 Cr r Item Terminator lt 0x0d gt ANNUNCIATOR OUTPUTS WHEN EXTENDED DATA IS ENABLED ONLY Table 8 Annunciator Output Data Id Item Format eampht Annunciator Flags e Approach Enabled off Il on a Approach Active off Il O on Il blink m Message off I O on Il blink p Parallel Track off Il O on h Hold off Il O on Il blink t From To off Il T To From vDddd 4 CDI v Nav Flag Flagged Il v Valid D Needle C Center Il L Left Il R Right ddd Deflection Value ASCII 000 120 Distance to Destination dddddd nm 10 7 dddd 0000 5999 Pressure Altitude 1500 to 5999 tens of feet sea level Field is dashed when invalid v VDI Flag Flagged Il v Valid D Needle C Center Il U Up Il D Down ddd Deflection Value ASCII 000 120 Apollo GX55 Installation Manual 39 Serial Interface Specifications FLIGHT PLAN WAYPOINT TYPES WHEN EXTENDED DATA IS ENABLED ONLY The following data is only transmitted when preceded by flight plan data There is one character per flight plan waypoint transmitted Table 9 Table9 Flight Plan Waypoint Type Plan Waypoint Type Item Format 1 21
50. o 111 95 MHz will not be accepted in this message type Example message PMRRV20UBG lt Sp gt E lt chksm gt lt CR gt lt LF gt VOR station identifier is UBG VOR frequency is 117 400 MHz Remote VOR List Trailer This input command marks the end of a VOR list sent by a remote device Message format V Message Class This is a VHF NAV message 21 Message Identifier Example message PMRRV21 lt chksm gt lt CR gt lt LF gt Indicates the start of a remote VOR list REMOTE LOCALIZER LIST The following two commands work together in allowing remotely connected devices to provide a list of localizer frequencies associated with an airport to the SL30 The remote device should first send the Remote Localizer List Header command message identifier 22 followed by a sequence of Remote Localizer Input commands message identifier 23 The SL30 maintains a single remote localizer list so each new list received will replace any previous list Subsequent receptions of localizer lists for the same airport are ignored There may be up to twenty entries in the remote Localizer list Any entries past twenty will be ignored Apollo GX55 Installation Manual 43 Serial Interface Specifications Remote Localizer List Header This input command marks the beginning of a Localizer list sent by a remote device It specifies the five character airport identifier associated with the localizer frequencies in the list Message format
51. o GX55 GPS is a TSO C129 Class A2 GPS supplemental navigation receiver for IFR en route and terminal operation The unit features a moving map display and a database provided by means of a plug in data card for convenience in changing and updating the database In addition to providing faster and more accurate answers to your navigation questions the Apollo GX55 GPS is designed to make upgrading your navigation system easier It is a plug compatible slide in replacement for earlier II Morrow navigation units such as the 602 604 612 618 and 800 Loran receivers and the 819 and 820 GPS receiver Apollo GX55 Installation Manual 1 Introduction Photocell Information Navigation Nearest Info Select Fower Large Outer 1 Dieplay Mode Waypoint Mode Knob N ES X GPS 109 N GX55N N 5 S sala ea van J SEL J B NR A VS i J IN J wv x 7 7 a JH X k i A Lai i Datacard E Ejector Smart Key Smart Keys Datacard Map Direct To Enter Small Inner Annunciator Slot Mode Knob Figure 1 GX55 Front Panel FEATURES The GPS navigation features for the GX55 GPS include e High resolution daylight readable graphics display Back lit buttons waypoints Remote waypoint search e Navigation displays Automatic displa
52. oints created by lat lon or by radial distance from a reference waypoint User selectable units nm miles or km for distance displays knots or mph for speed displays feetor meters for altitude displays Real time clock time and date in UTC Countdown timer Flight timer Automatic or manual magnetic variation Parallel track offset Alerts for Loss of navigation data Arrival at waypoint Special use airspace e Full range input supply voltage Apollo GX55 Installation Manual 3 Introduction SYSTEM CONFIGURATIONS The GX55 can be installed in several configurations based upon individual requirements This includes VFR or IFR GPS navigation This section defines the minimum requirements VFR GPS NAVIGATION INSTALLATION When installed for VFR operation the GX55 requires only the following minimal connections e an 33 or A 34 GPS antenna e power input The GX55 can also be connected to other external devices such as e anexternal non numeric indicator such as a CDI or HSI external lamp annunciators including MSG and PTK an autopilot a moving map display connected to an RS 232 serial output an altitude encoder converter or air data computer an SL40 VHF Comm radio connected to an RS 232 serial output When the GX55 is installed for VFR a placard stating GPS Limited to VFR Use Only or an FAA approved equivalent statement must be placed next to the primary indicator IFR GPS NAVI
53. onfiguration and external connection requirements are described in the section on page 4 ALTITUDE ENCODER CONVERTER INPUT The GX55 includes an altitude input which is used by the GPS RAIM calculations as well as providing for altitude assist functions such as altitude preset and hold and 3D airspace alerts The GX55 altitude input can be connected from either an altitude encoder converter or an air data computer The minimum requirements for the altitude input are listed in the specifications on page 23 Apollo GX55 Installation Manual 7 Installation EQUIPMENT MOUNTING Once the cable assemblies have been made attach the 14 pin mini ribbon and coaxial cable connectors to the rear of the mounting frame as illustrated in Figure 2 Route the wiring bundle as appropriate The connectors should be attached to the mounting frame before installing the frame in the instrument panel Connect the shield grounds directly to the rear of the mounting frame Once the cable assemblies are complete and the connectors are attached to the mounting frame install the mounting frame assembly in the instrument panel Be sure to use low profile head screws so the unit will slide in and out freely Attach the front of the mounting frame to the instrument panel Use support brackets to attach the rear of the frame to the aircraft To install the GX55 slide the unit chassis into the mounting frame Ensure that the coax connector and the 14 pin ribbon cable conne
54. ons to the GX55 may void the compliance to regulatory agency requirements and authorization for continued equipment usage UNPACKING THE EQUIPMENT Carefully unpack the equipment Visually inspect the package contents for any evidence of shipping damage Retain all shipping containers and packaging material in case reshipment is necessary PACKAGE CONTENTS As shipped from the II Morrow factory the Apollo GX55 package includes most items necessary for installation or retrofit other than supplies normally available at the installation shop such as wire and cable ties and required input and output equipment The GX55 is supplied in three different configurations New installations Loran retrofit and Flybuddy GPS retrofit The standard items included in the package for each configuration are listed in Table 1 OTHER REQUIRED MATERIALS The GX55 is intended for use with standard aviation accessories External devices required for various installations are listed in the System Configurations section on page 4 Depending upon the installation this will include items such as e annunciators e aCDlor HSI Apollo GX55 Installation Manual 5 Introduction Table 1 Package Contents Install Retrofit Retrofit 430 6050 200 GX58GPS 162 108 Right angle coax plug 1 o Z 162 1060 TNC coax connector 1 1 162 1063 TNC to BNC right angle adapter 1 162 3001 14 mini ri
55. ot required Note All other connections from the 602 or 604 should remain valid for the GX 55 ANTENNA The existing Loran antenna must be replaced with either the A 33 or A 34 GPS antenna The A 34 has the same footprint as the A 16 and A 23 antennas to simplify the upgrade Refer to the installation information on Page 10 to ensure that the mounting location and cabling meet the requirements of the GX55 GPS The GPS antenna must be installed on top of the aircraft Refer to either the A 33 Installation Guide 560 0949 or the A 34 Installation Guide 560 5047 for detailed instructions 54 Apollo GX55 Installation Manual Retrofit Installations APOLLO 612 AND 618 ANNUNCIATORS When replacing the Apollo model 612 or 618 Loran with the GX55 GPS the Waypoint Alert annunciator must be relabeled as PTK blue or white annunciator and the Loran Warning annunciator must be relabeled MSG amber annunciator The Approach and Loran VFR annunciators or optional buzzer on the 618 are not used by the GX55 and should be disconnected and removed WIRING Wiring changes are listed in the following table Pin encoder input 618 connect to mounting frame Annunciator connection 13 Loran VFR NC Remove Annunciator Annunciator optional connection buzzer in 618 Note All other connections from the 612 or 618 should remain valid for the GX55 ANTENNA The existing Loran antenna must be replaced with either the A 33 or A 34 GPS ante
56. our right engine fuel flow SN0300 30 0 gallons used right engine 500131 13 1 gallons hour left engine fuel flow SP0310 31 0 gallons used left engine 50000 nO errors SR01227 122 7 gallons remaining S 123 Checksum example only not actual ETX end of message string Figure 12 Fuel Airdata Data Input 22 Apollo GX55 Installation Manual Retrofit Installations APPENDIX F RETROFIT INSTALLATIONS This appendix includes specific instructions for replacing various II Morrow Apollo and Flybuddy Loran and GPS units with the Apollo GX55 GPS The GX55 is plug compatible with and designed to fit in the mounting frame of the II Morrow 602 604 612 618 and 800 Lorans and the 819 and 820 GPS units Since the GX55 provides some functions that have changed or were not available on the earlier units minor wiring changes may be required for some installations Some additional wiring changes can provide improved functionality but are not necessary for operation These changes are identified in the comments column of the following tables as Change not required Installation of the GX55 as a replacement for these units basically consists of removing the unit being replaced from its mounting frame installing 3 nylon spacers in the mounting frame see Figure 13 sliding the GX55 into the mounting frame and securing it with the locking screw Depending on the antenna previously installed the antenna may also have to
57. page 2 Press SEL rotate the SMALL knob to select VFR IFR No IFR IFR YES SAR SAR YES Search and Rescue operation then press ENT when complete Note Make sure that all installation requirements are complete for the selected operation Refer the System Configurations section on page 4 for installation requirements Serial Interface Configuration The GX55 RS 232 serial port can be configured for several different input and output formats To select the serial port configurations 1 In test mode rotate the LARGE knob to the serial port configuration CH RX TX page 2 Press SEL the selection field will start flashing rotate the SMALL knob to make the desired selection then press ENT when complete Apollo GX55 Installation Manual 15 Installation The available serial port configurations are included in Appendix E An example of typical settings is shown below CH Rx Tx 1 NAV MapCom Other Test Mode Pages The GX55 test mode includes several other pages that are not necessary for the checkout They are as follows To TEST DISPLAY Can be used to check the GX55 front panel displays by pressing ENTER TEST CONTROLS Can be used to check the GX55 front panel controls Press each button and rotate the SMALL knob to check the controls OPERATION STATUS Factory use only Should be set to STANDARD SYSTEM INITIALIZATION
58. port frequency information for the previously output ident Message Format PMRRCOStfmk lt chksum gt lt cr gt 05 message id list type input 1 EU frequency type 0 TWR tower frequency 8 CTF common traffic advisory frequency 1 GND ground frequency 9 DEP departure 2 ATS for ATIS 3Ah FSS flight service station 3 ATF air traffic frequency 3Bh RFS for remote flight service station 4 APP for approach 3Ch UNI for unicom 5 ARR for arrival 3Dh MF mandatory frequency 6 AWS automatic weather station gt 3Eh not defined do not use 7 CLR clearance delivery 3Fh undefined for other frequency types mk frequency m desired frequency in MHz in hexadecimal where m desired frequency 30h with the desired frequency in the range of 118 to 136 MHz or 162 MHz k desired frequency in kHz where k desired frequency 25 kHz 30h with the desired frequency in the range of 000 to 975 kHz in 25 kHz steps or 0 to 39 Example Message PMRRCOS1 1IT64 lt cr gt The above example message outputs a ground frequency type 121 900 MHz Remote VOR List The following two commands work together in allowing remotely connected devices to provide a list of VOR frequencies to the SL30 The remote device will send a sequence of Remote VOR Input commands message identifier 20 When all of the VOR Input commands have been sent the remote device should send a Remote VOR Li
59. s SECTION 3 SPECIFICATIONS This section includes detailed electrical physical environmental and performance specifications for the Apollo GX55 ELECTRICAL Input voltage 10VDC to 40VDC reverse polarity protected Input current GPS navigation input 500 mA typical 750 mA max at 13 75 VDC 250 mA typical 375 mA max at 27 5 VDC Input power GPS navigation input 7 watts typical Internal fuses 0000020 3 amp fast blow surface mount on board The fuse must be replaced with the same or equivalent type contact the factory Memory backup Internal lithium battery with a service life of approximately 4 to 6 years See Appendix B for battery replacement instructions Note The GX55 will provide a message on the display when the lithium battery is running low and needs replacement PHYSICAL Height Sd ana D dvo a dide aa 2 00 inches 5 08 cm Width ratto aiar ris 6 25 inches 15 88 cm ote este ano 11 125 inches 28 26 cm behind panel including mounting frame and connectors Weight with mounting frame 2 6 Ib 1 179 kg ENVIRONMENTAL The Apollo GX55 units are designed and tested to meet appropriate categories of RTCA DO 160C The Environmental Qualification Form is included in Appendix C Operating temperature 20 C to 55 C Storage temperatur
60. st Trailer command message identifier 21 to terminate the list The transmitted list will not be considered complete by the SL30 until it receives the trailer message The unit will maintain a single remote VOR list so each list received will replace any previous list There may be up to twenty entries in the remote VOR list Any entries past twenty will be ignored 42 Apollo GX55 Installation Manual Serial Interface Specifications Remote VOR Input This input is used to input VOR frequency data used for the remote recall function The data consists of five characters for the VOR station identifier followed by two characters defining the VOR frequency Message format dh utr Qa qara s Message Class This is a VHF NA V message une deve Message Identifier VVVV eese VOR station identifier Note that if the station identifier is less than four characters then the trailing characters will be filled with spaces Station Identifiers are restricted to using ASCII characters 0 9 and A Z MKr an Frequency m MHz where m desired MHz frequency 30h with the desired frequency ranging from 108 to 117 or 3Ch to 45h k kHz where k desired kHz offset 25 kHz 30h with desired frequency range of 000 to 975 kHz in 50 kHz steps or the even numbers from 30h to 56h Note that the field will be checked to ensure that it is in range and a valid VOR frequency Frequencies used for localizers which are in the range of 108 10 t
61. t of view b Tune the comm to 121 150 MHz and transmit for 20 seconds c Verify that the position is not lost d Repeat for additional frequencies as follows 121 125 MHz 131 225 MHz 121 175 MHz 131 250 MHz 121 200 MHz 131 275 MHz 121 225 MHz 131 300 MHz 121 250 MHz 131 325 MHz 131 200 MHz 131 350 MHz e Repeat for each comm transmitter f If the GX55 is susceptible to VHF comm transmitter interference then better isolation or distance may be required between the GPS and VHF antennas With some comm transmitters a notch filter may be required in series with the VHF comm antenna coax at the rear of the comm unit Note Older VHF comm transmitters may emit higher levels of harmonic interference causing greater problems and may be more difficult to deal with INTERFACE CHECKS The interfaces to other equipment such as the SL40 or a moving map display should be checked Make sure the other equipment is connected and switched on The Apollo GX must have a seed position and be navigating to a waypoint to check the interfaces Apollo GX55 Installation Manual 17 Installation 18 To check the serial data output connections verify the data from the GX55 can be displayed on the other units such as a moving map display or the SLAO Apollo SL30 When your Apollo GX is connected to and configured to communicate with an Apollo SL30 Nav Comm your Apollo GX will exchange information with the SL30 If the following steps do not p
62. tallation Use Table 3 to assist in troubleshooting Table 3 Troubleshooting Guide The GX55 does not power on The unit is not getting power Check power connections breakers and main avionics switch The GX55 does not computea Not receiving signals or incorrect Make sure a correct position and position seed position time and date time date have been entered Check the GPS antenna connections Make sure the aircraft is clear of hangers buildings trees etc The GPS signal levels very Improper antenna installation or coax Check GPS antenna installation low connections and cable routing The GPS antenna must be mounted on the top of the aircraft hangers buildings trees etc RF interference at 1575 42MHz from Move GPS antenna further from the comm antenna Add a 1575 42 MHz notch filter in comm coax Fix or replace the comm Disconnect the ELT antenna coax GPS signal levels drop when Noise interference from other Turn all avionics off then turn on avionics are turned on avionics each piece one at a time to isolate the source of the interference Route cable and antenna away from sources of interference Display flashes from power Caused by momentary power This is normal operation of the GX55 interrupts interruptions in the electrical system operation recovers in approximately 1 typically due to changing power second If it becomes a problem sources check the electrical system Apollo GX55 Inst
63. the nearest search function to select a waypoint 4 Verify the bearing and distance to the selected waypoint If the database is expired or if a different coverage area is needed contact the II Morrow factory for an update Apollo GX55 Installation Manual 19 Installation APOLLO GX55 PosT INSTALLATION CHECKOUT LOG CONFIGURATION INFORMATION L GX55 GPS 430 6050 2 Mod 2 Serial 4 GPS Antenna TEST MODE CHECKOUT AND SETUP Avionics Outputs Installation Configuration 1 LJ N A CDI left mid right IFR Yes 11 No 1 N A TO FROM flag OFF TO SAR LJ Yes J No FROM N A External annunciators Serial Interface Configuration A IJ N A Valid flag GPS NAVIGATION CHECKOUT 1 Seed position entered Interface Checks Time date entered LJ LJ N A RS 232 output checked GPS Operation LI L N A Map Mapcom Position check LJ LJ N A RS 232 input checked _J Signal reception check J IL N A Altitude Encoder L Interference from other avionics checked LI LJ N A L VHF Comm interference check J L N A F ADC FINAL SYSTEM CHECK _J Database checked _J Navigation data checked Direct To waypoint entered _ DST data acceptable Note Distance Time and speed information sent through the serial port must be displayed in an acceptable manner See Limitations in Sec 4 COMMENTS 20 Apollo GX55 Installation Manual Specification
64. the unit using 20 AWG wire Note Circuits should be protected in accordance with guidelines in AC 43 13 1A chapter 11 section 2 paragraph 429 AVIONICS OUTPUTS The GX55 includes avionics outputs for CDI HSI indicators autopilot and annunciators These outputs are to be connected as appropriate for the particular installation The CDI HSI outputs may be connected to a dedicated CDI or HSI or to a shared indicator using an appropriate switching relay The avionics outputs available are listed in the Avionics Outputs specification on page 23 Connect the annunciator outputs to lamp indicators as described in the specifications The minimum connections required for different installations are listed in the System Configurations on page 4 If a switching relay is used to make connections to a shared CDI HSI it should be a minimum of an eight pole relay box with an appropriate selector switch with annunciation Since the GX595 is not approved for approach operation the ILS enable signal see Figure 5 from a connected ILS receiver can be connected to automatically switch the indicators back to the nav receiver when an ILS frequency is selected SERIAL INTERFACE The GX55 includes an RS 232 serial port for making optional connections The serial port can be used for connecting to such devices as the Apollo SL40 comm a moving map display multi function display autopilot VHF Nav Com Fuel Air Data computer or an altitude encoder converter S
65. tput serial data in the following format lt STX gt lt id gt lt data gt lt it gt lt id gt lt data gt lt it gt lt id gt lt data gt lt it gt lt EXT gt where lt STX gt is the ASCII start of character 1 byte lt 0x02 gt id is the item designator 1 byte i e B data is the item data see item format in following pages lt it gt is the item terminator 1 byte Cr lt 0x0d gt ETX is the ASCII end of character 1 byte lt 0x03 gt Table 13 Ascii Autopilot Fuel Computer data Id Item Len Item Description Format C ddd 3 Track magnetic ddd degrees D ddd 3 ground speed ddd knots E ddddd 5 distance to active waypoint ddddd nm 10 L dddd 4 bearing to active waypoint magnetic dddd degrees 10 h sddd 4 Horizontal Command Signal s sign L bank left R bank right X invalid data ddd degrees 10 Apollo GX55 Installation Manual 51 Serial Interface Specifications Example Fuel Airdata Input Data lt STX gt SA223 223 knots indicated air speed 5 230 230 knots true air speed 101 0 101 mach 3200 32 000 feet pressure altitude 3312 33 120 feet density altitude 05 5 C outside air temp 56 03 39 true air temp 5 010 wind direction at 10 relative to true north SI015 wind speed at 15 knots SJ 03 3 second right turn SK 050 50 feet second vertical air speed SL359 359 heading relative to true north SM0123 12 3 gallons h
66. udes a built in preamp with 26 dB gain and has a low profile low drag radome mounted on a die cast aluminum base It has a maximum altitude of 55 000 feet and weighs only 3 9 ozs See the installation manual for the A 33 for complete specifications and installation instructions 220 LEA s A 34 Antenna II Morrow Part 590 1112 Manufacturer 2 61 Aero Antenna Manufacturer AT 575 93 The A 34 GPS antenna is a standard accessory item with the GX55 The A 34 includes a built in preamp and has a low profile low drag radome mounted on a die cast aluminum base It has a maximum altitude of 55 000 feet and weighs only 7 0 ozs See the installation manual for the A 34 for complete specifications and installation instructions The A 34 mounts in the same footprint as the II Morrow A 16 and A 23 Loran antennas to simplify upgrading 4 68 3 00 lt 14 EA TNC female u Apollo GX55 Installation Manual 33 Accessories GX55 Power Cable Assy II Morrow Part 500 4027 00 Manufacturer rana II Morrow Inc The GX55 Power Cable Assy is an optional accessory item used to provide a power input to the GX55 from a DC power supply 34 Apollo GX55 Installation Manual Serial Interface Specifications APP
67. west ddd degrees x 10 Warnings The 4th character will be an A when the navigation data is flagged otherwise all characters will be dashed All other navigation data will be dashed when it is flagged 36 Apollo GX55 Installation Manual Serial Interface Specifications Table 6 Moving Map Binary Route Data Data Format 2 3 dd Current waypoint number in ASCII 01h to 20h 4 xiannnnn Sequence number x undefined i 1 if last waypoint 1 if active waypoint nnnnn unsigned binary waypoint number ddddd ASCII waypoint identifier sddddddd Waypoint latitude packed unsigned binary xxmmmmmm s sign 0 for north 1 for south xhhhhhhh ddddddd degrees mmmmmm minutes hhhhhhh hundredths of minutes x undefined SXXXXXXX Waypoint longitude dddddddd s sign 0 for east 1 for west xxmmmmmm dddddddd degrees xhhhhhhh mmmmmm minutes hhhhhhh hundredths of minutes x undefined Magnetic variation at waypoint nnnnnnnn LS byte msbit Isbit nnnnnnnn MS byte msbit Isbit Two s complement binary in sixteenths of degrees easterly variation is positive Apollo GX55 Installation Manual 37 Serial Interface Specifications BINARY NEAREST LIST DATA WHEN EXTENDED DATA IS ENABLED ONLY The nearest waypoint lists are sent one waypoint per data transmission set The lists are sent in the following order e LFAC e VOR e NDB e INT e User There is a maximum of twenty waypoints per type The
68. y intensity Simple Direct To navigation Datacard database for easy user update and replacement Nearest waypoint search includes airports VORs NDBs intersections and user Lat Lon to 0 01 minute Bearing and distance to waypoint Ground speed and track angle Desired track and distance between waypoints Cross track error with numeric and graphic CDI Display of the TO waypoint ident ETE and ETA to the TO and destination waypoints Altitude from altitude encoder converter input Minimum safe altitude and en route safe altitude information e Map Displays Fullscreen map with bearing distance to waypoint and zoom level Apollo GX55 Installation Manual Introduction Split screen map with distance speed bearing track crosstrack error To waypoint and zoom level Smart key 1 button map declutter Tri state Onmap waypoint selection for information direct to nomination Track up desired track up and magnetic north up options Runway diagrams and runway names displayed 5 rings around airports with control towers Airspaces displayed by sector or outer boundary Airspace display controllable by type Approach preview page Route line displayed Automatic waypoint sequencing Built in simulator for trip planning and training User definable navigation pages with auto sequencing 30 flight plans of 20 legs each 500 user wayp

Apollo GX55 Install Manual 560-0960-03

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