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Garmin gnc 300 Marine GPS System User Manual

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Contents

1. MD O 1 WN O O 0 VD O GK gt 2 gt gt gt gt gt gt gt gt gt gt gt 0 ZJ ZJZ JUO ZJZ JUUT AA TI FIGURE 1 2 PINOUT DEFINITION 26 HD DSUB Kit Install Manual 190 00067 02 Rev J NAV1 CIRCUIT BREAKER RADIO EON Buss J2 42 NAVI POWERIN KI525A KI 202 KI 206 KPI 552 KI 207 INBSIA 3314 95 GI 102 Gl 106 KI 209A na P2 P2021 P2061 P101 P2071 P1 P2 18 FLAG K n n e nlo6 7 7 48 H NAV FLAG FROM 137 19 FLAG FI Fl g 127 181813 NAV T Do D BAR LEFT 6 20 FROM T s s kl sl 23 2 10 42 D BAR RIGHT 7 gt 21 TO 2 ele j e 22 1 9 9 143 NAV Rotor 41 1 22 LEFT lal21 4 11 11 20 NAV Rotor lt 42 re O NAV Stat F 23 RIGHT b j g ht gy 20 3 12112121 NAV Stator G 11 I NAV Stator D 45 2 NAV Stator E 46
2. 5 INSERT CABLE CLAMP AND GASKET INTO CONNECTOR BODY MAKING SURE THAT SHARP EDGE DF CLAMP SEATS PROPERLY AND TIGHTEN NUT FIGURE 3 3 COAX CABLE INSTALLATION Av Kit Install Manual 190 00067 02 Rev J Page 36 UP 6 320 160 53 jf 4 2 G in gt 1 in a i 0 o G 40 U 40 so 0 3 000 76 00 COG I 1 0 t mal O 51 e A 2 Hi 95011 S g ad U Sd oH H 3543 89 99 z ac 0 437 1110 28 a 5 642 143 30 6 349 161 27 6 792 172 53 FIGURE 3 4 AVIATION RACK DIMENSIONS Av Kit Install Manual 190 00067 02 Rev J Page 37 COOLING AIR CONNECTION FIGURE 3 5 AVIATION RACK INSTALLATION Av Kit Install Manual 190 00067 02 Rev J Page 38 APPENDIX A CERTIFICATION DOCUMENTS ENVIRONMENTAL QUALIFICATION FORM NOMENCLATURE GNC 300 GPS AIRBORNE RNAV COMM SYSTEM TYPE MODEL PART NO 011 00128 00 GPS TSO C129 CLASS A 1 VHF COMM TRANSMITTER TSO C37d CLASS 4 VHF COMM RECEIVER TSO C38d CLASS C MANUFACTURER S SPECIFICATION AND OR OTHER APPLICABLE SPECIFICATIO
3. 4 5 1 CHARGE ENABLE 24 AWG 3 TT C 011 00182 00 18 11 A c GROUND 34 AWG 418 AWG NOTE 9 __ 6 COMM REMOTE TRANSFER AND ENTER OPTIONS IF REMOTE TRANSFER IS NOT DESIRED NO CONNECTION IS REQUIRED TO 42 10 807 ni IF REMOTE ENTER IS NOT DESIRED NO CONNECTION IS REQUIRED TO 92 26 LENGTH USE SPST MOMENTARY SWITCH FOR EACH FUNCTION GNC 300 9 WIRE SIZE POWER LINE SPLICING REMOTE TRANSFER SWITCH J2 FOR 6 FEET AND LESS USE 1 18 AWG FOR EACH CONNECTION FOR 6 12 5 10 FEET USE 2 18 AWG FOR EACH CONNECTION USE 330 00165 01 SOLDERLESS CONNECTOR LARGE AS CLOSE TO CONNECTOR AS POSSIBLE 8 0 MAX USE JST AIRCRAFT GND CRIMP TOOL YS1614 OR EQUVALENT MAXIMUM ALLOWABLE WIRE GUAGE INTO GNC 300 J1 AND 011 00182 00 PINS REMOTE ENTER hu IS 22 AWG FOR 18 AWG WIRE TERMINATION AT GNC 300 USE SPECIAL 18 AWG 2 0 TERMINATION SOCKET CONTACT 336 00023 00 SUPPLIED WITH CONNECTORS AIRCRAFT GND FOR REMOTE BATTERY PACK USE SPECIAL 18 AWG TERMINATION PIN CONTACT 336 00025 00 SUPPLIED WITH REMOTE BATTERY PROTECT EXPOSED CONDUCTOR ON SPECIAL LARGE TERMINATION CONTACTS WITH 3 8 1 cm LENGTH OF SHRINK TUBING 312 00005 05 SUPPLIED WITH CONNECTORS 10 SIGNAL LINE SPLICING USE GPN 330 00165 00 SOLDERLESS CONNECTOR SMALL TO SPLICE 3 TO 8 24 AWG WIRES USE JST CRIMP TOOL YS2216 OR EQUIVALENT FIGURE 1 4 INTERCONNECT SCHEMATIC NOTES Av Kit Install Manual 190
4. 3 FLAG 2 eee FLAG D BAR RIGHT FROM STATOR E STATOR G oe RESERVED 6 RESERVED CLOCK 8 DBI DATA 9 sas APPROACH ARM LOW 10 NAV SUPER FLAG RS 422 IN HI 12 ARRIVAL ANNUN 18 APPROACH ACTV ANNUN 14 ROTOR 15 ARINC 429 DUT B 16 v isid ARINC 429 OUT A 17 RS232 IN 1 18 RS232 IN 2 19 RS232 OUT 2 20 MESSAGE ANNUN i u AIRCRAFT POWER 14 VDC 22 GROUND 23 OBI SYNC 24 RS232 DUT 1 25 AIRCRAFT 14 VDC 26 GROUND 97 RS 422 IN LO 28 APPROACH ARM ANNUN 29 CHARGE ENABLE BATTERY POSITIVE 31 RESERVED 32 ARINC 429 A 33 ARINC 429 IN B 440 BATTERY NEGATIVE 35 36 RESERVED 37 STATOR F FIGURE 1 1 PINOUT DEFINITION 37 PIN DSUB Av Kit Install Manual 190 00067 02 Rev J Page 26 9 1 9 9 0 0 9 e 7 9 0000000 VIEW OF J102 CONNECTOR FROM BACK OF RACK J102 PIN NO
5. Punertca epartment of runsportatiort Federal Aviation A mitistralta Supplemental Certificate Mae WA 0037211 s avarad do Garmin Inke i tional 9875 Widmer Road Lenexa 65215 tat lhe changes in 446 design for the following produc will the and Ob T eajked Mercer the MIGUN ERA et Part 6 Civil Air 203 Ma o Kod MAOT of Desira Installation ef GARMIN 640300 VHF Communication Transceiverc GPS Receiver in accordance with 1 GARMIN Master Drawing List 905 9012 60 Revision A dated September 14 1995 and 21 EAA Airplane Flight Manual Supplement for Mooney M20J with GARMIN GNC300 VHF Communication Transceiver SPS Receiver dated October 16 1995 tatar FAA approved revisions to 1 ar 2 ena Compatibility of this design change with previously approved modifications must be detexmined by the installer the A lhe bases fbr approcatidallrenass in A metro bndl b ade otheroie adad af fis s ot he Bile of cppprtioation 30 1995 Bales of minev October 15 1995 Dots amended Signa
6. GNC 300 INSTALLATION MANUAL GARMIN INTERNATIONAL INC PART NUMBER 190 00067 02 1200 E 1516 STREET REVISION J 30 1998 OLATHE KANSAS 66062 3426 Av Kit Install Manual 190 00067 02 Rev J Page 1 Copyright 1995 1998 Garmin Corporation All Rights Reserved This publication is the proprietary property of Garmin International Inc It may not be reproduced or transmitted in any form whether printed or electronic without the expressed written consent of Garmin International Garmin International Inc 1200 E 151st Street Olathe KS 66062 U S A REVISION RECORD Date of Rev Description FAA Approval 01 Oct 1995 Initial release 05 Jan 1996 Clarifv Mid Continent annun units GA 56 Mod 1 29 Jan 1996 Add MCI options 18 June 1996 Add STC Chg to barrel type crimp connectors 23 Aug 1996 Chg Fig l 3A to agree with 22 Oct 1996 Correct btry pinout chart 10 Dec 1997 Add antenna chg btry GPN 28 Jan 1998 Chg to from voltage J 30 Mar 1998 Corr to btrv pk s n amp misc chgs Q g g O U gt Av Kit Install Manual 190 00067 02 Rev J Page 2 SECTION 1 1 1 1 2 1 2 1 1 2 2 1 2 3 1 3 SECTION 2 N N S N N N U Q N SECTION 4 SECTION 5 SECTION 6 APPENDIX A APPENDIX B APPENDIX C TABLE OF CONTENTS GENERAL DESCRIPTION INTRODUCTION TECHNICAL CHARACTERISTICS PHYSICAL CHARACTERISTICS OPER
7. 4 1 TEST MODE OPERATIONS With power applied to the aviation rack and the GNC 300 unit off depress and hold the ENT key and turn the unit on release the ENT key when the display activates The first page displayed is the Display Test Page While in TEST MODE test pages can be selected by ensuring the cursor is off and rotating the outer knob either direction To change data on the displayed test page depress the CRSR key and the cursor will highlight the standby COMM frequency Press cursor again to move to configuration selections The inner knob will change the data on the selected field The ENT key or the outer knob will advance to the next field on the page Pressing the CRSR key again will stop the current field from flashing allowing the outer knob to select the next test page The ENT key is used to enter a new value into the OBI data field after selecting the desired value using the inner and outer knobs see the appropriate chapter of the Pilot s Guide for more information on page and data selection Note that some pages found in test mode are intended for bench testing and are not discussed here Av Kit Install Manual 190 00067 02 Rev J Page 15 4 2 INSTALLATION CONFIGURATION Note that the below pages are in the order found when rotating the outer knob clock wise starting at the Display Test Page See Section 4 1 to get to this page 4 2 1 DISPLAY ADJUSTMENT This page allows the setting of display parameters that affect t
8. Altitude Altitude Altitude Altitude Altitude BLIND ENCODER Terra AT3000 2 2 4 5 9 O 1 3 2 O O COMM AUDIO HI TO AUDIO PANEL O SEE NOTE 5 GROUND AUDIO SHIELD COMM AUDIO LO AT AUDIO PANEL O MIC INTERCOM SEE NOTE 3 amp 4 MIC AUDIO HI V SEE NOTE 4 amp 5 MIC MIC KEY A ALTITUDE COMMON COMM REMOTE TRANSFER OPTIONAL SEE NOTE 6 REMOTE ENTER OPTIONAL SEE NOTE 6 NOTCH FILTER SEE NOTE 1 a FIGURE 1 3C INTERCONNECT SCHEMATIC Av Kit Install Manual 190 00067 02 Rev J Page 30 Notes 1 A 1 575 GHZ NOTCH FILTER GARMIN p n 330 00067 00 7 AIRCRAFT POWER AND GROUND CONNECTIONS 8 0 MAX a SHOULD BE INSTALLED IN THE COMM ANTENNA COAX AS CLOSE TO THE TRANSMITTER AS POSSIBLE 4 0 INST NS SPLICE NOTE 9 2 CONNECT TX INTERLOCK J2 12 TO THE SECOND COMM GPSCOM ene s 18 AWG MIC KEY TO MINIMIZE SQUELCH BREAKING ON THE GNC 300 CIRCUIT BREAKER 18 AWG 51 WHEN THE SECOND COMM IS KEYED AGREE BOWER ON 43 AWG NOTE 9 RADIO BUSS gt 10A 77 18 AWG 3 INTERCOM WIRING OPTION GNC 300 18 AWG NOTE 9 25 JZ JACK Se MIC KEY CY 4 MIC 1 Ve AUDIO 12 M ie INTERCOM Es T AIRCRAFT GND CO
9. ZQ 24H Rec H ao Z Z vn 6 13 21212 L I NO TO NOTE 10 125 Res H A c lt W 7 1 1 1 50 FIG 1 4 M JI NG 26 Res F 5 T T Y 4 6 4 4114 3 GPS FLAGH 35 2 t COMMON 36 2 27 elw w x 3 7 6161 COMMON 4 3 l 28 Res D a 5 5 es D L L 7 1 4 313115 1 A GPS D BAR LEFT 39 29 Res E yl P Pla 12 18 sisl O t COMMON 40 T M 1 5 NC 2 NC n 14 GPS Rotor 8 16 NC 8 NC 9 GPS Rotor 9 z a OO 3744 GPS Stator F x 443 NOTES GPS Stator G 44 1 ADD A 10k 1 4W Ok 1749 FROM GNC 300 J1 PIN 35 TO GNC 300 D PIN 4 ADD A 10k 1 4W RESISTOR FROM GNC 300 Jl PIN 37 TO 35 SPS StatoriD 12 GNC 300 J1 PIN 4 J GPS Stator E t 2 EQUIVALENT PARTS MAY BE USED E 3 ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOTED FIGURE 1 3A INTERCONNECT SCHEMATIC Av Kit Install Manual 190 00067 02 Rev J Page 28 ICARUS SHADIN ARNAV ELECT T T T 11 300 24 26 22 25 21 20 12 28 13 30 29 34 19 23 10 15 16 32 33 11 1 IN FI 3000 88007 90007 9200 91204 91053 9628 FC 10 FT 10 FP SL INSTURMENTS l RS232 DATA IN 1 HI 2 7 7 7 6 J 6 2 2 15 85232 DATA IN 1 LOW SHELLI 15 15 15 2 D 9 4 ARGUS STORMSCOPE SHADIN ELECT GARMIN 3000 5000 7000 SERIES II INTL 1P1 1P1 1P1 P302 91204X 1 91053X 1 9628 51 GPS 195
10. COMM CHECK A flight test is recommended after the installation is completed to insure satisfactory performance To check the communications transceiver maintain an appropriate altitude and contact a ground station facility at a range of at least 50 nautical miles Contact a ground station close in Press the squelch disable button to defeat the automatic squelch feature and listen for any unusual electrical noise which would reduce the receiver sensitivity bv increasing the squelch threshold If possible verify the communications capability on both the high and low end of the VHF COMM band SECTION 5 CERTIFICATION The GNC 300 is certified for IFR enroute terminal and non precision approaches The 300 s initial certification was accomplished via a STC by GARMIN in a Moonev M20J See Appendix C for a copv of the STC All installations must be certified For more information see FAA Advisory Circular Airworthiness Approvalof Global Positioning System GPS Navigation Equipment for use as a VFR and IFR Supplemental Navigation System Appendix 1 All new certifications after GARMIN s Moonev installation will be Follow On SECTION 6 CONTINUED AIRWORTHINESS Maintenance of the GNC 300 is on condition only Periodic maintenance of the GNC 300 is not required Av Kit Install Manual 190 00067 02 Rev J Page 25 VIEW OF J101 CONNECTOR FROM BACK OF RACK J101 PIN NO D BAR LEFT 2
11. GPS Ill 16 16 16 RS232 DATA OUT 1 HI RS232 DATA OUT 1 LOW GPS R TE Z e OUND SEE NOTE 7 CIRCUIT BREAKER STN RADIO oo 10A BUSS ANNUNCIATOR POWER 13 8 VDC SEE NOTE 7 POWER 13 8 VDC CIRCUIT BREAKER J1 x 2 a RADIO 12 MESSAGE ANN 10 2 BUSS o z GNC300 J2 13 ARRIVAL ANN 11258 19 22 FIG 1 3C APPR ARM LOW 24 659 20 LIGHTING BUS LO o TAN TO LIGHTING BUS APPR ARM ANN 16 PS 21 LIGHTING BUS HI APPR ACTV ANN 8 a 25 SEE NOTE 8 AND APPENDIX B REMOTE BATTERY OPTIONAL 011 00182 00 BATTERV CHARGE ENABLE BATTERY NMEA 0183 GARMIN RS232 DATA QUT 2 HI PC RS232 DATA OUT 2 LOW MAPPING DEVICE SOFTWARE P2291 GPS OBI CLOCK 12 GPS OBI DATA 19 11 GPS OBI SYNC GPS SUPER FLAG 500 mA Source PS SUPER 6 40 50 SG465 SG464 ARINC 429 OUT B ARINC 429 OUT A ARINC 429 IN A ARINC 429 IN B RS422 DATA IN HI RS422 DATA IN LOW EQUIVALENT PARTS MAY BE USED ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOTED FIGURE 1 3B INTERCONNECT SCHEMATIC Av Kit Install Manual 190 00067 02 Rev J Page 29 EQUIVALENT PARTS MAY BE USED ALL WIRING SHALL BE 24 AWG UNLESS OTHERWISE NOTED TO 013 00029 11 TX INTERLOCK OPTIONAL SEE NOTE 2 Altitude Altitude Altitude Altitude
12. Test Page Move the cursor over the approach switch field to change the installation state The available options are Appr switch Field Description none The approach switch is not present instld The approach switch is installed NOTE To verify the installation of the approach switch the instld setting requires the approach switch to be pressed to confirm its presence The following prompt is displaved in this case press appr switch to confirm along with a following instld When the switch press is recognized the prompts are cleared and the instld setting is confirmed Av Kit Install Manual 190 00067 02 Rev J Page 19 4 2 8 CONFIGURATION Select the Configuration Test Page Change the selectable Strap and Fuel selections to match that of the aircraft The available options are Strap Field Description Lnav 1 Number 1 Pilot long range NAV Lnav 2 Number 2 Co Pilot long range NAV common Common long range NAV NOTE The strap option affects the interpretation of RS 422 and ARINC 429 input data For RS 422 input data the following applies Lnav 1 Only data marked for Lnav 1 is used Lnav 2 Only data marked for Lnav 2 is used common Data marked for either Lnav 1 or Lnav 2 is used For ARINC 429 input data the following applies Lnav 1 Only data with SDI 0 or SDI 1 is used Lnav 2 Only data with SDI 0 or SDI 2 is used common Only data with SDI 0 is used NOTE SDI 0 is an all call Fuel
13. av gas Using Aviation gas 5 8 Ibs gal JetA Using Jet A Jet A 1 fuel 6 7 Ibs gal Jet B Using Jet JP 4 fuel 6 5 Ibs gal NOTE The Fuel option is used to designate the type of fuel used so that the correct fuel densitv will be used in calculations 4 2 9 REMOTE BATTERY SETTINGS Remote Batterv none instld NOTE If instld is selected when a battery is not installed erroneous voltages will be shown on the Power Test page and invalid battery messages will be issued in normal operating modes Low Battery selectable between 8 0 volts and 9 6 volts by 0 2 volt steps NOTE In normal operating modes The Battery Low message will be issued when the battery voltage is below the low battery value The default value is 9 0 volts Av Kit Install Manual 190 00067 02 Rev J Page 20 4 2 10 1 CHANNEL 2 Note This page is not found in the Test Pages but is included here to aid installation For more information see SET pages in the Pilot s Guide GPN 190 00067 00 Select the I O CHANNEL 2 Set Page Change the selectable input and output to match that of the installed equipment The available options are Input Field Description off NO AVAILABLE SELECTIONS Output Field Description off No units connected to Channel 2 output plotting Serial position velocitv navigation and satellite data to NMEA 0183 Version 2 0 compatible mapping device or GARMIN PC software NOTE Below is a list of the NMEA 0183 sentences
14. length type number Waypoint identifier characters 1 3 Waypoint identifier characters 4 6 Waypoint latitude Waypoint longitude Av Kit Install Manual 190 00067 02 Rev J Page 18 Identification data Label octal Description 377 Equipment identifier General Aviation equipment identifier These labels are formatted per the General Aviation Manufacturers Association GAMA definition Note that the use of a 429 device w o GAMA will cause the loss of the above asterisked labels Some may be required for A1 certification For example label 326 changes the CDI scale for approach 4 2 5 CDI CALIBRATION Select the test page displaying CDI output calibration Place the cursor on the alignment field by using the outer knob Use the inner knob to adjust the CDI needle until it is centered Once centered turn the cursor off to complete the calibration process 4 2 6 SELECTED COURSE CALIBRATION Select the test page displaving the selected course input Using an extremely accurate input source input 150 to the GNC 300 The input course will indicate close to 150 and a Calib field will appear in the lower right corner Selecting the Calib field will calibrate the GNC 300 to match the input source Verifv OBS operation bv checking that the bearing displayed on the GNC 300 is within 2 of the selected bearing Do this for everv multiple of 30 around the OBS 4 2 7 APPROACH SETTINGS Select the Approach Settings
15. requirements for the GNC 300 Aviation Kit After installation of the GNC 300 system FAA Form 337 must be completed by an appropriately certificated agency to return the aircraft to service 12 TECHNICAL CHARACTERISTICS The GNC 300 offers the versatilitv offixed installation in a panel mounted aviation rack as well as complete portabilitv For TSO Compliance see Appendix A The conditions and tests required for TSO approval of this article are minimum performance standards It is the responsibility of those desiring to install this article either on or within a specific tvpe or class of aircraft to determine that the aircraft installation conditions are within the TSO standards The article may be installed only if further evaluation bv the applicant documents an acceptable installation and is approved by the Administrator 1 2 1 PHVSICAL CHARACTERISTICS Width 6 25 inches Height 2 inches Depth 5 65 inches GNC 300 Weight 2 4 165 GA 56 Antenna Weight 4 oz Aviation Rack Weight 10 oz Max Air Speed Subsonic Structural rating for antenna 1 2 2 OPERATIONAL CHARACTERISTICS Operating Temperature Range 20 C to 55 Humidity 95 non condensing Altitude Range 1 500 to 50 000 ft Power Range 10 to 15 1 VDC Power Reguirements 1 2A 13 8v not transmitting 5 5A 13 8V transmitting 1 2 3 INTERFACES The GNC 300 provides interfaces to various general aviation instruments Figure 1 1 defines the function o
16. the GARMIN switch annunciators look like For other information concerning switch annunciators see the Generic Airplane Flight Manual Supplement 190 00067 04 as well as current FAA directives Qualified GPS Antenna This antenna must be one of those listed in the accessories list Av Kit Install Manual 190 00067 02 Rev J Page 11 2 6 EXTERNAL ALTITUDE INPUT Pressure altitude input from an external source may be derived from a RS 232 compatible serial altitude input or Parallel Gray Code Gillham Altitude as described in Section 4 of this manual Gillham Altitude is not required when serial altitude is used SECTION 3 INSTALLATION PROCEDURE 3 1 INSTALLATION ACCESSORIES The following installation accessories are available ANTENNA AND RACK OPTIONS 010 10040 01 GA 56 ANTENNA KIT W O CABLE Mod 1 or later Includes 011 00134 00 56 ANTENNA 50 55 1 115 00031 00 BACKING PLATE 1 210 10004 09 SELF LOCKING 48 32 4 253 00002 00 ANTENNA GASKET 1 010 10040 02 GA 56 FLANGE MOUNT ANTENNA Mod 1 or later Includes 011 00147 00 FLANGE MOUNT GA56 ANTENNA SUB ASSEMBLY 1 115 00080 00 NUT PLATE 1 211 62212 14 SCREW 10 32 X 5 8 4 253 00011 00 ANTENNA GASKET 1 320 00003 00 15 FT LOW LOSS AVIATION ANT EXTENSION CABLE WITH RIGHT ANGLE BNC CONNECTOR 320 00003 02 30 FT LOW LOSS AVIATION ANT EXTENSION CABLE WITH RIGHT ANGLE BNC CONNECTOR 330 00087 00 CONNECTOR BNC MALE CLAMP Note One cable assembly and one B
17. to Category A Humidity 6 0 Equipment tested to Category C Shock 7 0 Equipment tested DO 160C Par 7 2 1 Operational 7 2 Crash Safetv 7 3 Not applicable Vibration 8 0 Equipment tested without shock mounts to Categories C L M and Y Table 8 1 Explosion 9 0 Equipment identified as Categorv X no test required Waterproofness 10 0 Equipment tested to Categorv S Fluids Susceptibilitv 11 0 Equipment tested to Category F with Ethylene Glycol De Icing Fluid Av Kit Install Manual 190 00067 02 Rev J Page 41 1 The information listed below provides examples only It is not intended to be a comprehensive listing of all test conditions Conditions 1 Section Description of Conducted Tests Sand and Dust 12 0 Equipment identified as Category X no test required Fungus 13 0 Equipment identified as Category X no test required Salt Spray 14 0 Equipment identified as Category X no test required Magnetic Effect 15 0 Equipment identified as Categorv X no test required Power Input 16 0 Equipment identified as Categorv X no test required Voltage Spike 17 0 Equipment identified as Categorv X no test required Audio Frequencv 18 0 Equipment identified as Categorv X no test required Susceptibilitv Induced Signal 19 0 Equipment identified as Categorv A no test required Susceptibilitv Radio Frequencv 20 0 Equipment identified as Categorv T no test required Susceptibilitv Radio Frequ
18. tvpe sealants mav void the antenna warrantv 3 3 CABLE INSTALLATION A Route the coax cable to the rack location keeping in mind the recommendations of Section 2 Secure the cable in accordance with good aviation practice B Trim the coaxial cable to the desired length and install the BNC connector 330 00087 00 perthe cabling instructions on Figure 3 3 Ifthe connector is provided by the installer follow the connector manufacturer s instructions for cable preparation Contacts for the 37 and 26 pin connectors must be crimped into the individual wires ofthe aircraft wiring harness The following tables list contact part numbers for reference and recommended crimp tools Av Kit Install Manual 190 00067 02 Rev J Page 13 Contacts Standard Density Connectors Hi Dens Connector 37 socket connector J1 on unit 9 pin connector on battery pack 26 pin connector J2 on unit military p n Positronic 39029 63 368 FC6018D M39029 64 369 MC6018D M39029 58 360 ITTCannon 031 1007 042 330 5291 037 030 2042 000 Hand Standard Density Connectors size 20 contacts Hi Dens Connector size 22D Crimping Pin 2228 AWG Tool positioner insert extract ll 22520 2 09 81969 1 04 ositronic 9502 3 M81969 1 04 ITT Cannon m stro 615717 615725 M81969 1 02 M81969 1 02 615724 M81969 1 04 Insert extract tools from ITT Cannon are all plastic others are plastic with metal tip Non GARMIN part numbers show
19. with maximum number of characters that the GNC 300 transmits RMC 70 characters GGA 72 characters GSA 57 characters GSV 140 characters 70 characters x 2 sentences RMB 70 characters BOD 35 characters WPL 38 characters PGRME 35 characters GARMIN proprietary accuracy error sentence that is not a part of NMEA 0183 standard 4 3 GROUND TEST The GNC 300 ground test procedure incorporates a series ofdisplay pages to test CDI flag OBI annunciators external switches altitude inputs and power functions ofthe unit Note that the below pages are in the order found when rotating the outer knob counter clockwise starting at the Display Test page See Section 4 1 to get to this page 4 3 1 POWER TEST Select the Power Test page This page reports the status of the GNC 300 external power source remote battery and internal memory battery In the below voltage represents the voltage currently measured for that function Av Kit Install Manual 190 00067 02 Rev J Page 21 The first line below the COMM frequencies shows the source of external power as shown below External Power voltage Battery Power Wall Adapter The presence of a Wall Adapter will override the other two sources Battery Power will not be shown unless on the Remote Batterv Settings Page the Remote Batterv is selected as instld The higher voltage of External Power or Battery Power will determine which is shown The next line
20. 00067 02 Rev J Page 31 Antenna masked by vertical fin T tai or dorsal fin Antenna must be on top of aircraft FIG 2 1 GPS ANTENNA INSTALLATION CONSIDERATIONS Maintain 6 16 cm compass safe distance 009 2 FIG 2 2 GNC 300 INSTALLATION CONSIDERATIONS Av Kit Install Manual 190 00067 02 Rev J Page 32 ANNUNCIATORS O NAV HOLD MSG GPS ACTV AUTO WPT LAMP NAV GPS GPS TEST GPS APR SEQ amp GGIRIMIN SM O SWITCHES FIGURE 2 3 SWITCH ANNUNCIATOR LAYOUT Av Kit Install Manual 190 00067 02 Rev J Page 33 011 00134 00 ANTENNA AVIATION GA56 GA FORWARD 253 00002 00 SKET NEOPRENE AIRCRAFT SKIN ON TOP OF FUSELAGE 115 00031 00 BACKING PLATE 210 10004 09 fis 32 SELF LOCKING NUT 8 32 STUD 4 PLCS 0 4 PLCS i gt 2 59 65 8 4 23 107 44 R gt 8 i 1 U 0 50 12 70 BNC CONNECTOR SIDE VIEW FRONT VIEW Av Kit Install Manual 190 00067 02 Rev J Page 34 0 813 20 64 2 PLCS 1 000 25 40 1 750 44 45 1 H I 1 MOUNT gt 90 188 4 78 4 PLCS 1 80 575 FORWARD 4 250 107 95 REF NG CU FIG 3 1 STUD MOUNT GA 56 ANT
21. 1 00182 00 Av Kit Install Manual 190 00067 02 Rev J Page 12 The following installation accessories are required but not provided COMM ANTENNA BROAD BAND 50 OHM VERTICALLY POLARIZED WITH COAXIAL CABLE HEADPHONES 500 OHM NOMINAL IMPEDANCE MICROPHONE LOW IMPEDANCE CARBON OR DYNAMIC WITH TRANSISTORIZED PRE AMP 3 2 ANTENNA INSTALLATION For the COMM antenna follow the manufacturers instructions The remainder of this section applies to the GPS antenna The GA 56 Antenna outline and footprint dimensions are shown in Figures 3 1 and 3 2 A Using the backing plate as a template mark the location of the mounting holes and the through hole for coax cable Drill or punch the holes B The antenna installation must provide adequate support for the antenna considering a maximum drag load of 5 lbs for the GA 56 antennas at subsonic speed Install a doubler plate to reinforce thin skinned aircraft Observe guidelines for acceptable installation practices as outlined in AC 43 13 2A Seal the antenna and gasket to the fuselage using a good qualitv electrical grade sealant Use caution to insure that the antenna connector is not contaminated with sealant Insure that the mounting screws are fullv tightened and that the antenna base is well seated against the gasket CAUTION Do notuse construction grade RTV sealant or sealants containing acetic acid These sealants mav damage the electrical connections to the antenna Use of these
22. 5 0 Equipment tested is Class Z Power Input 16 0 Equipment tested to Categorv B Voltage Spike 17 0 Equipment tested to Categorv A Audio Frequencv 18 0 Equipment tested to Categorv B Susceptibilitv Induced Signal 19 0 Equipment tested to Categorv A Susceptibilitv Radio Frequencv 20 0 Equipment tested to Categorv T Susceptibilitv Radio Frequencv Emission 21 0 Equipment tested to Categorv Z Lightning Induce Transient 22 0 Equipment identified as Category test Susceptibility required Lightning Direct Effects 23 0 Equipment identified Category X test required Icing 24 0 Equipment identified as Category X no test required Other Tests Remarks Software DO 178C Level C Major Av Kit Install Manual 190 00067 02 Rev J Page 40 ENVIRONMENTAL QUALIFICATION FORM NOMENCLATURE GA 56 GPS AVIATION ANTENNA TYPE MODEL PARTNO 011 00134 00 01 02 TSO NUMBER C129 CLASS A 1 MANUFACTURER S SPECIFICATION AND OR OTHER APPLICABLE SPECIFICATION 004 00015 00 MANUFACTURER GARMIN INTERNATIONAL INC ADDRESS 1200 E 151st STREET OLATHE KANSAS 66062 Conditions 1 Section Description of Conducted Tests Temperature and Altitude 4 0 Equipment tested to Categorv F2 Low Temperature 4 3 1 High Temperature 4 5 2 amp 4 5 3 In Flight Loss of Cooling 4 5 4 Cooling air not required Altitude 4 6 1 Decompression 4 6 2 Not tested Overpressure 4 6 3 Not tested Temperature Variation 5 0 Equipment tested
23. 7 02 Rev J Page 22 SUPERFLAG IN VIEW Ensure superflag in view OUT OF VIEW Ensure superflag out of view 4 3 3 ANNUNCIATOR TEST Select the Annunicator Test Page Using the controls on the GNC 300 front panel make the selections indicated below and verifv the interfaces as appropriate MSG Annunciator OFF Ensure the Message Annunciator is OFF ON Ensure the Message Annunciator is ON Arrival Annunciator OFF Ensure the Arrival Annunciator is OFF ON Ensure the Arrival Annunciator is ON Approach Annunciator OFF Ensure all Approach Annunciators are OFF ACTV Ensure the Approach Active Annunciator is ON Arm is OFF ARM Ensure the Approach Arm Annunciator is ON Active is OFF 4 3 4 EXTERNAL SWITCH TEST Select the External COM Switches Page For each of the following installed remote switches perform the following Press Remote Enter and verifv the Rmt ent field changes from off to on Press PIT and verifv the PIT field changes from off to on Press Remote Transfer and verifv the Rmt xfr field changes from off to on Next select the External Switches Page For each of the following installed remote switches perform the following Press GPS Appr and verifv the appr field changes from off to on Press GPS Sequence and verifv the hold field changes from off to on 4 3 5 COMMUNICATIONS LOOPBACK TEST This page displavs the results of communication loop back tests Four channels are tested RS232 channels 1 and 2 RS 422 and
24. ARINC 429 Results of the test are either OK Open means the channel s transmitter and receiver are not connected or the test failed The tests are performed continuously while on this page Av Kit Install Manual 190 00067 02 Rev J Page 23 except for RS232 channel 2 This channel is only tested at power on and the results displayed on this page Therefore the unit must be turned off and the receiver transmitter connected or disconnected and then turn the unit on to perform the test To test the channels RS232 channel 1 Connect RS232 channel 1 receiver and transmitter RS232 channel 2 Connect RS232 channel 2 receiver and transmitter RS422 Connect RS232 channel 1 to RS422 LOW pin 27 and ground RS422 HI pin 11 ARINC 429 Connect ARINC 429 receiver and transmitter 4 3 6 ALTITUDE INPUT TEST Select the Grav Code Altitude Test Page if this input is used Verifv that the altitude input is reading the correct altitude NOTE This does not displav serial altitude 4 3 7 OBITEST Select the OBI Test Page Using the controls on the GNC 300 front panel make the selections indicated below and verifv the interfaces as appropriate OBI Data VALID Ensure that the OBI indicates the proper value INVALID Ensure the OBI is invalid OBI Value Ensure that the OBI displavs the value entered when the VALID option is selected NOTE The 3 lines that make up the OBI interface may be toggled individually This may be
25. ATIONAL CHARACTERISTICS INTERFACES LICENCE REQUIREMENTS INSTALLATION CONSIDERATIONS ANTENNA CONSIDERATIONS GPS ANTENNA LOCATION COMM ANTENNA LOCATION ELECTRICAL BONDING ANTENNA LIMITATIONS VHF COMM INTERFERENCE OF GPS COMM ANTENNA INSTALLATION CONSIDERATIONS RACK CONSIDERATIONS ACCESSIBILITY CABLING AND WIRING COOLING AIR MINIMUM INSTALLATION REQUIREMENTS EXTERNAL ALTITUDE INPUT INSTALLATION PROCEDURE INSTALLATION ACCESSORIES ANTENNA INSTALLATION CABLE INSTALLATION RACK INSTALLATION GNC 300 INSTALLATION AND REMOVAL COMM ANTENNA INSTALLATION CHECK POST INSTALLATION CONFIGURATION amp CHECKOUT PROCEDURE CERTIFICATION CONTINUED AIRWORTHINESS CERTIFICATION DOCUMENTS CONNECTOR CHANGES STC PERMISSION Av Kit Install Manual 190 00067 02 Rev J Page 3 FIGURE 65 65 OS N N S Et t pt pt USB OO N Q N Q N Av Kit Install Manual 190 00067 02 Rev J Page 4 LIST OF ILLUSTRATIONS PINOUT DEFINITION 37 PIN DSUB PINOUT DEFINITION 26 PIN HD DSUB INTERCONNECT SCHEMATIC INTERCONNECT SCHEMATIC NOTES GPS ANTENNA INSTALLATION CONSIDERATIONS GNC 300 INSTALLATION CONSIDERATIONS SWITCH ANNUNCIATOR LAYOUT STUD MOUNT GA 56 INSTALLATION FLANGE MOUNT GA 56 INSTALLATION COAX CABLE INSTALLATION AVIATION RACK DIMENSIONS AVIATION RACK INSTALLATION SECTION 1 GENERAL DESCRIPTION 1 1 INTRODUCTION This manual describes the physical mechanical and electrical characteristics and the installation
26. ENNA INSTALLATION TOUT 2 600 66 04 REF 211 62212 14 10 32 FHP X 625 LG 4 PLCS 011 00147 00 GA56 ANTENNA FLANGE MOUNT FORWARD 253 00011 00 AIRCRAFT SKIN ON TOP OF FUSELAGE 115 00080 00 NUT PLATE N 4 43 112 52 i 2 59 65 8 F 4 23 107 44 p i i 1 SIDE VIEW C CONNECTOR FRONT VIEW a WwW sh wo SS 22 1 850 47 00 N 5 Ho 0 925 23 50 TA 20 188 4 78 4 PLCS FORWARD 90 575 14 60 1 o 1 MOUNTING CUTOUT FIGURE 3 2 FLANGE MOUNT GA 56 ANTENNA INSTALLATION Av Kit Install Manual 190 00067 02 Rev J Page 35 GASKET NUT A LACE NUT AND GASKET OVER CABLE AND STRIP JACKET DIMENSION SHOWN H _ 1h gt 2 OUT BRAID AND TRIM DIELECTRIC T DIMENSION SHOWN 114 3 PULL BRAID WIRES FURWARD AND TAPER TOWARD CENTER CONDUCTOR PLACE CLAMP OVER BRAID AND PUSH BACK AGAINST CABLE JACKET IE IL 4 FOLD BACK BRAID OVER CLAMP AS SHOWN TRI FF EXCESS BRAID SOLDER CONTACT TO CENTER CONDUCTOR
27. MM INTERCOM SWITCH 8 0 MAX J 4 CONNECTING 2 MIC s TO THE MIC AUDIO HI LO OR MIC INTERCOM GPSCOM GNC 300 AT THE SAME TIME MAY LOAD DOWN THE MIC BIAS AND RESULT CIRCUIT BREAKER 18 AWG JI IN WEAK OR DISTORTED AUDIO MIC ISOLATION RELAVS ARE IRCUI K 18 AWG 51 RECOMMENDED SO THAT ONLY ONE MIC IS ACTIVE AT A TIME 18 H0 8 4102 18 AWG NOTE S 8 4 1 28V 14V CONVERTER 5 EMERGENCY COMM USE AIRCRAFT POWER 011 00181 00 AWG NOTE 9 18 AWG 25 ALLOW FOR DIRECT CONNECTION OF HEADPHONES AND MICROPHONE TO RADIO BUSS BAGGO THE GNC 300 TO TAKE FULL ADVANTAGE OF THE REMOTE BATTERY 18 AWG f 418 AWG PACK GPN 011 00182 00 IN THE EVENT OF POWER LOSS OR 1 AIRCRAFT GND gt 18 AWG FAILURE OF AN AUDIO PANEL THIS WILL ALLOW THE USE OF THE 22 GNC 300 DIRECT CONNECTION MAY ALREADY BE IMPLEMENTED OR AIRCRAFT GNO 2 2 57 555 522 ACCOMPLISHED POSITION AUDIO PANEL AIRCRAFT GND OR EMERGENCY JACKS MAY BE INSTALLED AS SHOWN BELOW 26 300 sassa 8 REMOTE BATTERY PACK OPTIONAL a AUDIO 3 2 SPLICE NOTE 9 AUDIO KEY H 4 GPSCOM PANEL 3 CIRCUIT BREAKER 11 18 AWG A COMM AUDIO HI AH 5 AIRCRAFT POWER 277 104 18 AWG NOTE 9 Saate COMM AUDIO 10 56 RADIO BUSS SPLICE NOTE 9 1 GNC 300 TA J1 1 12 18 AWG 4 EMERGENCY z H8 BATTERY 18 9 JACKS AWG 11 8 AWG NOTE J ESEME REMOTE
28. N 004 00014 00 MANUFACTURER GARMIN INTERNATIONAL INC ADDRESS 1200 E 151st STREET OLATHE KANSAS 66062 Conditions 1 Section Description of Conducted Tests Temperature and Altitude 4 0 Equipment tested to Categories 1 amp D1 except as noted Low Temperature 4 5 1 High Temperature 4 5 2 8 4 5 3 In Flight Loss of Cooling 4 5 4 Cooling air not required Altitude 4 6 1 Decompression 4 6 2 Overpressure 4 6 3 Temperature Variation 5 0 Equipment tested to Category C Humidity 6 0 Equipment tested to Category Shock 7 0 Equipment tested DO 160C Par 7 2 1 Operational 7 2 Crash Safety 7 3 Vibration 8 0 Equipment tested without shock mounts to Categories B M and N Table 8 1 Explosion 9 0 Equipment identified as Categorv X no test required Waterproofness 10 0 Equipment identified as Category X test required Fluids Susceptibility 11 0 Equipment identified as Category X no test required Av Kit Install Manual 190 00067 02 Rev J Page 39 1 The information listed below provides examples only It is not intended to be a comprehensive listing of all test conditions Conditions 1 Section Description of Conducted Tests Sand and Dust 12 0 Equipment identified as Categorv X no test required Fungus 13 0 Equipment identified as Categorv X no test required Salt Sprav 14 0 Equipment identified as Categorv X no test required Magnetic Effect 1
29. NC connector are required to make the antenna cable or it can be fabricated by the installer from materials meeting the requirements of paragraph 2 3 011 00154 00 MOUNTING RACK WITHOUT CONNECTORS Note A mounting rack is required for approved installations The following hardware is required for installa tion of the mounting rack but is not provided 6 32 Flat Head Screw 4 ea 6 32 Self locking Nut 4 ea 011 00313 00 CONNECTOR 01 and J2 Kit DATA BASE OPTIONS 010 10051 00 MEMORY CARD WORLDWIDE DATABASE 010 10051 01 MEMORY CARD AMERICAS DATABASE 010 10051 02 MEMORY CARD INTERNATIONAL DATABASE 010 10032 03 MEMORY CARD USER ANNUNCIATOR OPTIONS GPN MID CONTINENT P N DESCRIPTION 013 00029 10 MD41 448 INTEGRATED SW ANN UNIT HOR 28V 013 00029 11 MD41 444 INTEGRATED SW ANN UNIT HOR 14V 013 00029 12 MD41 448 5V INTEGRATED SW ANN UNIT HOR 28V 5V LIGHTING 013 00029 15 MD41 458 INTEGRATED SW ANN UNIT VERT 28V 013 00029 16 MD41 454 INTEGRATED SW ANN UNIT VERT 14V 013 00029 17 MD41 458 5 INTEGRATED SW ANN UNIT VERT 28V 5V LIGHTING MISCELLANEOUS OPTIONS 010 10075 00 PC KIT 190 00067 00 GNC 300 PILOT S GUIDE 190 00067 01 GNC 300 QUICK REFERENCE GUIDE 190 00067 06 GNC 300 IN MOONEY M20J DOCUMENTED INSTALLATION 330 00067 00 GPS 1 57542 GHZ NOTCH FILTER 362 00014 00 WALL ADAPTER 110 220VAC 010 10057 00 28 TO 14V CONVERTER Consists of 011 00181 00 010 10074 00 REMOTE BATTERY PACK Consists of 01
30. dc Fuel Air data information received from Various models from the 9628XX X familv Av Kit Install Manual 190 00067 02 Rev J Page 16 Note Verify with manufacturer of data input device that unit supports GARMIN interface Output Field Description off No units connected to Channel 1 output aviation Serial position velocity and navigation data to Argus Model 3000 Moving Map Argus Model 5000 Moving Map Argus Model 7000 Moving Map Stormscope Series II with Navaid Moving Map Shadin 91204 Digital Fuel Management System TSO d Shadin 91053X T Digital Fuel Management System Electronics International Model FP 5L Fuel Flow Computer Non TSO d Shadin Model 9628XX X Fuel Airdata Computer TSO d GARMIN GPS 195 GARMIN GPS III 4 2 3 RS 422 CHANNEL Select the RS 422 Channel Test Page Change the selectable input and output to match that of the installed equipment The available options are Input Field Description off No units connected to the RS 422 input Collins PL2 DSP Collins Pro Line 2 Displav Select Panel connected Output Field Description off NO AVAILABLE SELECTIONS 4 2 4 ARINC 429 CHANNEL Select the ARINC 429 Channel Test Page Change the selectable output to match that of the installed equipment The available options are Input Field Description off No units connected to ARINC 429 input Selected Course Any ARINC 429 compatible unit that transmits the Selected Course word
31. distortion caused bv the blades Av Kit Install Manual 190 00067 02 Rev J Page 8 The antenna should be located atleast 3 feet from transmitting antennas such as VHF Comm HF transmitter DME Transponder and Radar 2 1 2 COMM ANTENNA LOCATION The COMM antenna should be well removed from all projections engines and propellers The ground plane surface directly below the antenna should be aflat plane over as large an area as possible 18 inches square minimum The antenna should be mounted a minimum of 6 feet away from any DME antennas 4 feet from any ADF sense antennas and a minimum of3 feet from the GNC 300 and its GPS antenna The GNC 300 COMM antenna connector is specified to have installed GPN 330 00067 00 1 57542 GHz notch filter to minimize interfering harmonics 2 1 3 ELECTRICAL BONDING No special precautions need to be taken to provide a bonding path between the GPS antenna and the aircraft structure Follow the manufacturers instructions for the COMM antenna 2 1 4 ANTENNA LIMITATIONS GARMIN S GA 56 Antennas are recommended for installations where the airspeed of the aircraft will be subsonic GARMIN s GA 56 Mod 1 or later must be used See the COMM antenna specification for its limitations 2 1 5 VHF COMM INTERFERENCE OF GPS On many panel mounted aircraft VHF COMM s can radiate strong harmonics from the unit and antenna The GNC 300 COMM section will not interfere with its GPS section However placem
32. done from the Value field Cycle this field to the desired line either CLOCK DATA SYNC and toggle the output to HIGH or LOW 4 3 8 SIGNAL ACQUISITION TEST The Self Test Page will be displaved followed bv the Data Base Page Upon approval of the Data Base Page the Satellite Status Page will be displayed If unable to acquire satellites relocate the aircraft awav from obstructions which might be shading reception If the situation does not improve check the antenna installation Once GPS position information is available use the DIRECT TO kev to activate the navigation function to a nearbv NAVAID intersection or airport Ensure anv connected equipment is transmitting data to and or is receiving data from the GNC 300 and is functioning properlv see the Pilot s Guide for more information on the DIRECT TO function Av Kit Install Manual 190 00067 02 Rev J Page 24 4 3 9 VHF COMM INTERFERENCE CHECK a Go to the Satellite Status Page verify that 7 to 8 satellites have been acquired b See that the NAV flag is out of view c Select 121 15 MHZ on COMM1 d Transmit for a period of 20 seconds e Verify that the flag does not come into view f Repeat steps and for the following frequencies 121 175 121 20 131 250 131 275 and 131 300 g Repeat steps c f for all COMMs installed in the aircraft h Ifthe NAV flag comes into view refer to Section 2 1 5 for options to improve performance 4 3 10 VHF
33. e annunciators by sinking up to 500mA Output capable of driving devices as listed in Section 4 Conforms to the EIA specification RS 232C Output capable of driving devices as listed in Section 4 Conforms to the EIA specification RS 232C Input capable of receiving data from devices listed in Section 4 Conforms to the EIA specification RS 232C Output capable of driving negative logic annunciator by sinking up to 500mA Output capable of driving negative logic annunciator by sinking up to 500mA See GNC 300 Pilot s Guide GPN 190 00067 00 for more information Output capable of driving negative logic annunciator by sinking up to 500mA See GNC 300 Pilot s Guide GPN 190 00067 00 for more information Output capable of interfacing with any device that has an input conforming to the GAMA ARINC 429 low speed specification NAV Super Flag Output Pin 10 RS422 input Pins 11 amp 27 GPS approach arm low Pin 9 GPS OBS Pins 4 14 35 and 37 ARINC 429 Input A amp B Pins 32 amp 33 Output capable of driving positive logic NAV Super Flag by sourcing up to 500mA for flag out of view NAV valid Input capable of receiving serial OBS data from Collins Pro Line 2 EFIS DSP unit Input when grounded controls approach mode Capable of interfacing with a standard OBS resolver Input capable of receiving data from ARINC 429 low speed devices as listed in Section 4 Battery Charge Enab
34. encv Emission 21 0 Equipment identified as Categorv Z no test required Lightning Induce Transient 22 0 Equipment identified as Categorv X no test required Susceptibilitv Lightning Direct Effects 23 0 Equipment identified as Categorv 2A no test required Icing 24 0 Equipment tested to Categorv C Other Tests Remarks Av Kit Install Manual 190 00067 02 Rev J Page 42 APPENDIX B CONNECTOR CHANGES STAMPED CONTACT CONNECTOR USAGE Garmin panel mount GPS radios have previously been shipped with stamped crimp type contacts All products are now being shipped with machined mil spec contacts with color coded barrels The following figures can be used to identify which type contact you have NER ES PN K IST UA ANADC D CON A r NED NTA OLD STAM CONTACT M Mae PNW L E Some contacts pins shown while others the socket type type used will vary with the installation When working with the stamped crimp type contacts the following tools should be used Tools 37 and 9 position connectors 26 position connector supplier Crimp Tool Extraction Tool Crimp Tool Extraction Tool Amp 58448 2 91067 22 90430 1 91285 1 ITT Cannon 995 2000 000 980 0008 124 995 2000 022 980 00004 804 Cinch HTD 544 CIET 20 HDB HTD 544 HTD 520 Part numbers shown are not maintained by Garmin and consequently are subject to change
35. ent of the GNC 300 GPS antenna relative to all COMM s and COMM antenna including its own is critical Usethe following guidelines in addition to others in this document when locating the GNC 300 and its antennas GPS Antenna Locate as far as possible from all COMM antennas and all COMMs including the GNC 300 The GPS antenna will be much less sensitive to COMM antennas that use a 1 57542 GHz notch filter GNC 300 Locate as far as possible from all COMM antennas Av Kit Install Manual 190 00067 02 Rev J Page 9 Ifa COMM antenna is found to be the problem a 1 57542 GHz notch filter GPN 330 00067 00 mav be installed in the VHF COMM coax as close tothe COMM as possible This filter GPN 330 00067 00 is required for the GNC 300 transmitter If a COMM is found to be radiating the following can be done 1 Replace or clean VHF COMM rack connector to assure good coax ground 2 Place a grounding brace between the GNC 300 VHF COMM and ground 3 Shield the VHF COMM wiring harness 2 1 6 COMM ANTENNA INSTALLATION INSTRUCTIONS The COMM antenna should be installed according to the manufacturer s recommendations 2 2 RACK CONSIDERATIONS 2 2 1 ACCESSIBILITY Plan a location which gives the pilot complete and comfortable access to the entire keypad and which is plainly visible from the pilot s perspective Check that there is adeguate depth for the rack in the instrument panel A location away from heating vents or other so
36. f each pin on the 37 pin DSUB connector located at the back Av Kit Install Manual 190 00067 02 Rev J Page 5 of the rack Figure 1 2 defines the function of each pin in the 26 pin HD DSUB connector J102 located above the 37 pin connector at the back of the rack Figures 1 3 and 1 4 defines the interconnects between the rack and other instruments The following interfaces are provided 1 2 3 1 37 PIN CONNECTOR J101 CDI Pins 1 and 4 To From Pins 2 and 4 Nav Flag Pins 3 and 4 OBI data Pins 7 8 and 23 Message annunciator Pin 20 RS232 chan 1 output data Pin 24 RS232 chan 2 output data Pin 19 RS232 chan 1 input data Pin 17 Arrival annunciator Pin 12 GPS approach active ann Pin 13 GPS approach arm ann Pin 28 ARINC 429 Output A amp B Pins 15 and 16 Av Kit Install Manual 190 00067 02 Rev J Page 6 Capable of driving up to three 1000 ohm parallel loads 150 millivolts full scale deflection with a maximum output of 300 millivolts Capable of driving up to three 200 ohm parallel loads 82 millivolts full scale deflection Units with Mod Status 1 190 millivolts full scale deflec tion Capable of driving up to three 1000 ohm parallel loads 375 millivolts for flag out of view and 40 millivolts for flag in view Output providing bearing to waypoint data for a Bendix King RMI KI 229 or eguivalent Output capable of driving negative logic messag
37. he display brightness in automatic mode response time sets the speed with which the brightness responds to ambient light changes The higher the number the slower the display responds min sets the minimum brightness of the display The higher the number the brighter the minimum brightness slope sets the sensitivity the brightness of the display has to changes in ambient light The higher the number the brighter the display will be for a given increase in ambient lighting 4 2 2 I O CHANNEL 1 Select the I O CHANNEL 1 Test Page Change the selectable input and output to match that of the installed equipment The available options are Input Field Description off No units connected to Channel 1 input icarus alt Serial altitude received from Icarus Model 3000 Mode C Serializer shadin alt Serial altitude received from Shadin 9000T Serializer System Non TSO d Shadin 9200T Series Serializer System Non TSO d Shadin 8800 Series Encoder System TSO d shadin fuel Fuel information received from Shadin 91204XT Series Digital Fuel Management Svstem TSO d Shadin 91053XT Series Digital Fuel Management Svstem TSO d arnav ei fuel Fuel information received from Arnav Model FC 10 Fuel Computer TSO d Arnav Model FT 10 Fuel Totalizer TSO d Electronics International Model FP 5L Fuel Flow Computer Non TSO d shadin adc Air data information received from Various models from the 9628XX X familv shadin fa
38. in until it rests against the back of the rack A 3 32 inch hex drive tool is then inserted into the access hole at the bottom of the unit face Rotate the hex tool clockwise while pressing on the left side of the Bezel until the unit is firmly seated in the rack To remove the unit from the rack insert the hex drive tool into the access hole on the unit face and rotate counter clockwise until the mounting screw turns freely and the unit protrudes about 3 8 inch from the panel Be sure not to over tighten the unit into the rack The application of hex drive tool torque exceeding 15 in lbs can damage the locking mechanism 3 6 COMM ANTENNA INSTALLATION CHECK Check for insertion loss and VSWR VSWR should be checked with an in line type wattmeter inserted in the coaxial transmission line between the transceiver and the antenna Any problem with the antenna installation will most likely be seen as a high reflected power A VSWR of 3 1 will result in a 25 loss in power SECTION 4 POST INSTALLATION CONFIGURATION amp CHECKOUT PROCEDURE Before starting the below operations unit initialization must occur Do this by first removing any data cards and then turning the unit on Press enter in response to Select operating mode Normal ok Press enter in response to No Jeppesen database rte prx limited to user wpts ok After the satellite status page is displayed for 5 seconds the unit may be turned off Proceed with the following steps
39. label 100 Course heading Any ARINC 429 compatible unit that transmits the Selected Course label 100 as well as the True heading label 314 and or Magnetic heading label 320 words Heading Any ARINC 429 compatible unit that transmits the True heading label 314 and or Magnetic heading label 320 words Av Kit Install Manual 190 00067 02 Rev J Page 17 Output Field Description off No units connected to ARINC 429 output Collins PL2 EFS Collins Pro Line 2 EFIS connected w GAMA King EFS 40 50 King Radio EFIS 40 or 50 connected w GAMA w o GAMA labels Any unit that receives standard 429 output Below is a list of labels output by the GNC 300 Navigation position data Label octal 100 114 115 116 121 251 252 310 311 312 313 314 320 147 261 275 326 351 992 Description Selected course Desired track Bearing to waypoint Cross track error Horizontal command to autopilot Distance to go Time to go Present position latitude Present position longitude Ground speed Ground track True heading Magnetic heading Magnetic variation GPS navigation mode Navigation status Lateral scale factor Distance to destination Time to destination Flight plan data Label octal 0745 U75 113 300 203 3045 205 306 307 Description Flight plan header Active from to waypoints Message checksum Station magnetic variation type class Message
40. le Connection for GARMIN remote battery accessory Pins 30 34 29 1 2 3 2 26 PIN CONNECTOR J102 MIC Audio Hi and Lo Pins 2 and 3 MIC Key Pin4 COMM Audio Hi and Lo Pins 5 and 6 MIC Intercomm Pin 8 Remote Transfer Pin 10 TX Interlock Pin 12 Altimeter input Pins 14 24 Remote Enter Pin 26 Input requiring 275mV RMS into 470 ohm load Standard carbon or dvnamic MIC containing transistorized pre amp Input when grounded kevs the transmitter Output capable of driving a 500 ohm load with 100mW Input requiring 125mV RMS into 470 ohm load Standard carbon or dynamic MIC containing transistorized pre amp Input when grounded swaps the active and standby COMM frequencies Input when grounded reduces receiver sensitivity so squelch will not break when another transceiver is keyed Capable of receiving encoded output data from any parallel altimeter device Input when ground functions the same as the enter key on the GNC 300 front panel Av Kit Install Manual 190 00067 02 Rev J Page 7 Sequence Hold Low Input when grounded activates HOLD mode See Pin 13 the GNC 300 Pilot s Guide GPN 190 00067 00 for more information 1 2 3 3 COMM Antenna Connector J4 Capable of providing 5 watts minimum at 13 8V Sensitivitv of 6 dB SNR minimum at 2 uV hard The COMM antenna shall be approved to TSO C37 and C38 13 LICENCE REQUIREMENTS The transmitter a
41. lurc wes Peterson Ssociate ACO Mgr Syatems Propulsion Wichite Aircraft Certification Office Title Any alteration of this prorishable by fine of wot 51 000 Imprisonment exceeding 3 pears or both 8110 2 1 10 68 This certificate nay be trerusfered with FAR 21 47 Av Kit Install Manual 190 00067 02 Rev J Page 46
42. n are not maintained by GARMIN and consequently are subject to change without notice NOTE Alternate contacts for 18 AWG wire As an alternate to the Positronic contacts listed and provided in the install kit the installer may use contacts made by ITT Cannon as follows Socket contact ITT Cannon p n 031 10007 001 Pin contact ITT Cannon p n 330 5291 055 These contacts require the use of a different crimp tool positioner than that shown in the table with part numbers as follows Daniels p n K250 Astro p n 616245 or ITT Cannon p n 980 00005 722 See Appendix B for information regarding obsolete stamped type contacts 3 4 RACK INSTALLATION A Figure 3 4 shows outline dimensions for the aviation rack Install the rack in a rectangular 6 320 x 2 000 hole in the instrument panel Exercise caution when installing the rack into the instrument panel The rack is designed to facilitate removal of the GNC 300 for portable use Deformation of the rack may make it difficult to install and remove the GNC 300 B Install the rack in the aircraft panel using four 6 32 countersunk screws and four self locking nuts or other FAA approved methods as per Advisory Circular 43 13 1A The screws are inserted from the inside through the holes in the sides of the rack see Figure 3 5 Av Kit Install Manual 190 00067 02 Rev J Page 14 3 5 300 INSTALLATION AND REMOVAL The GNC 300 is installed in the rack by gently sliding it straight
43. s installed in the aircraft requires an Aircraft Radio Station Licence This licence is obtained by filing the FCC Form 404 While awaiting the receipt of the station licence a copv of FCC Form 404 is kept in the aircraft This equipment has been tvpe accepted bv the FCC and entered on the tvpe ac cepted equipment list as GARMIN GNC 300 and must be identified as GARMIN GNC 300 on vour Form 404 Aircraft Radio Station Licence application CAUTION THE VHF TRANSMITTER IN THIS EQUIPMENT IS GUARANTEED TO MEET FEDERAL COMMUNICATIONS COMMISSION ACCEPTANCE OVER THE OPER ATING TEMPERATURE RANGE MODIFICATIONS NOT EXPRESSLV APPROVED BY GARMIN COULD VOID THE LICENCES AUTHORITY TO OPERATE THE EQUIPMENT SECTION 2 INSTALLATION CONSIDERATIONS Careful planning and consideration of the suggestions in this section are required to achieve the desired performance and reliabilitv from the GNC 300 2 1 ANTENNA CONSIDERATIONS 2 1 1 GPS ANTENNA LOCATION The GNC 300 GA 56 Antenna must be mounted on top of the aircraft For best performance select a location with an unobstructed view of the skv above the aircraft when in level flight Figure 2 1 illustrates a typical GPS antenna installation For rotorcraft locate the GA 56 antenna 1 As far from the main rotor hub as possible This reduces the percentage of time the blade blocks the antenna 2 Asfar below the blade surface as possible if installing the antenna under the blade This reduces signal
44. se of admitting cooling air under such conditions 2 5 MINIMUM INSTALLATION REQUIREMENTS Below is a list of required devices for Al and A2 certification Figure 1 3 shows various equipment that can be used For a specific list of equipment used in the initial STC see GPN 190 00067 06 Deviations from this equipment should be approved by the FAA or the governing organization Pressure Altitude Device This device delivers pressure altitude data to the GNC 300 This data can come from an encoder or serializer Manual Course Device This device delivers the manual course selected to the GNC 300 Course information can come from an analog resolver or from an EFIS via the ARINC 429 bus or RS 422 bus HSI CDI Device This device displays Nav Flag Left Right and To From This can be displayed on the EFIS or HSI External Annunciators and Switches NAV GPS NAV GPS HOLD AUTO GPS Sequence Approach Actv Approach Arm GPS Approach Message Arrival Annunciator Annunciator Switch Annunciator Annunciator Switch Annunciator not required for A2 Annunciator not required for A2 Switch not required for A2 Annunciator Annunciator The installer is advised to ensure that the switches and annunciators are the functional equivalent to and perform at least as well as the GARMIN devices used in the initial STC The GARMIN switches and annunciators are sunlight readable and in the primary view of the pilot Figure 2 3 shows what
45. shows the status of the Remote Batterv as shown below Rmt Bat none If on the Remote Batterv Settings Page Remote Batterv is selected as none gt gt Rmt Bat voltage mode auto status mode represents the mode of the charger enable to the remote battery pack and is selectable On enables the charger Off disables the charger Auto enables the charger if the External Power is the current source and its voltage is high enough When in Auto mode auto status will be either on or off reflecting whether the charger is enabled or disabled The next line reports the status of the internal memory battery as shown below Mem Bat ok low Note that the TX field will light on the display but the transmitter will not actually transmit when the GNC 300 is powered from the wall charger 4 3 2 CDI AND FLAG TEST Select the CDI Test Page Using the controls on the GNC 300 front panel make the selections indicated below and verify the interfaces as appropriate CDI Full scale left Ensure the CDI is deflected full scale left 5 dots Full scale right Ensure the CDI is deflected full scale right 5 dots Centered Ensure the CDI is centered TO FROM FLAG TO Ensure TO flag is visible FROM Ensure FROM flag is visible FLAG Ensure TO and FROM are NOT visible CDI FLAG IN VIEW Ensure CDI flag is in view OUT OF VIEW Ensure CDI flag is out of view Av Kit Install Manual 190 0006
46. urces of heat generation is optimal Figure 2 2 illustrates a typical aviation rack installation 2 3 CABLING AND WIRING The recommended antenna cable type for both antennas is M17 155 0001 RG 58A U per MIL C 17 Maximum allowable length for the GPS antenna using this cable typeis 40 feet Other cable types with 50 ohms nominal impedance and longer lengths can be used for the GPS antenna provided the installer insures that the attenuation does not exceed 10dB at 1 5 GHz for the specific installation Check that there is ample space for the cabling and mating connectors Avoid sharp bends in cabling particularly the COMM antenna cable and routing near aircraft control cables Cabling for the GNC 300 should not be routed near components or cabling which are sources of electrical noise Do not route the COMM antenna cable near any ADF antenna cables Route the GPS antenna cable as far as possible away from all COMMs and COMM antenna cable 2 4 COOLING AIR Cooling air is not required for the GNC 300 but is highly recommended because as with any electronic equipment reduced operating temperature can contribute to increased reliability Additionally location of the GNC 300 in a stack of other power Av Kit Install Manual 190 00067 02 Rev J Page 10 dissipating equipment can produce unacceptably high ambient air temperatures around the unit A5 8 inch diameter air fitting is provided on the rear of the mounting rack for the purpo
47. without notice Special considerations must be made for aircraft power and remote battery optional connections as shown in the following diagram 1 ARCRAFT POWER AND GROUND CONNECTIONS 14VDC INSTALLATIONS Av Kit Install Manual 190 00067 02 Rev J Page 43 REMOTE REMOTE PIN ASSIGNMENTS A change was made to the remote battery connectors starting with serial numbers 33050055 Units with lower serial numbers have pin contacts on the battery pack Units 33050055 and up use socket contacts on the battery and the pin number assignments are different however the individual contact locations are unchanged The following table shows the pin assignments for the two different types of connectors Serial Number below 33050055 33050055 and up remote batt ins sockets mating plug sockets pins function contact number contact number battery battery charge enable aircraft power aircraft power no connection no connection ground ground NI AJ 1 O A COIN 0 O Kit Install Manual 190 00067 02 Rev J Page 44 APPENDIX C STC PERMISSION Consistent with N8110 69 or Order 8110 4 Aviation Authority approved installers are hereby granted permission to use STC SA00372WI data to modifv aircraft Av Kit Install Manual 190 00067 02 Rev J Page 45 Hiid States

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