Garmin GTX 3X5 Installation Manual
  1. Manuals
  2. Brands
  3. Garmin Manuals
  4. Marine Radio
  5. GTX 3X5 Series
  6. Installation manual

Garmin GTX 3X5 Installation Manual

Hide thumbs Also See for GTX 3X5:
Table of Contents

Advertisement

Quick Links

See also: Installation Manual
GTX 3X5 Transponder
TSO Installation Manual
190-01499-02
February 2016
Revision 4

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the GTX 3X5 and is the answer not in the manual?

Questions and answers

Related Manuals for Garmin GTX 3X5

Summary of Contents for Garmin GTX 3X5

  • Page 1 GTX 3X5 Transponder TSO Installation Manual 190-01499-02 February 2016 Revision 4...
  • Page 2 Garmin. Garmin hereby grants permission to download a single copy of this manual and of any revision to this manual onto a hard drive or other electronic storage medium to be viewed and to...
  • Page 3 Revision Date Subject 12/14/15 Reorganized manual. 2/11/16 Rewrote for clarity. Refer to current revision description. Added information for vertical remote mount and other minor edits.Refer 2/26/2016 to current revision description. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B...
  • Page 4 Added “Vertical Remote Mount Unit Installation and Removal” section. Added “GTX 3X5 Vertical Remote Mount” as figure B-5. Appendix B Added “GTX 3X5 Vertical Remote Mount Dimensions and CG” as figure B-6. Updated figure D-3. Updated note 1 of figure D-10.
  • Page 5 California to cause cancer, birth defects, or reproductive harm. This notice is provided in accordance with California's Proposition 65. If you have any questions or would like additional information, please refer to Garmin’s website, www.garmin.com/prop65. WARNING Perchlorate Material – special handling can apply.

  • Page 6: Table Of Contents

    Backshell Assembly Parts ......................4-2 Shielded Cable Preparation ....................... 4-3 Connector and Backshell Assembly..................4-5 Configuration Module Installation .................... 4-8 Coax Cable Installation ......................4-10 Equipment Rack Installation ....................4-11 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page ii...
  • Page 7 C.4 Audio Panels..........................C-5 C.5 Radar Altimeters........................C-6 C.6 Heading Reference Sources...................... C-6 C.7 Traffic Sensors (GTX 345 Only)....................C-8 C.8 Bluetooth ..........................C-9 C.9 Remote Control ........................C-9 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page iii...
  • Page 8 TABLE OF CONTENTS CONTINUED C.10 TIS-A Display ........................C-10 ....................D-1 PPENDIX NTERCONNECT RAWINGS 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page iv...
  • Page 9 Figure 6-37 Default Flight ID and Flight ID Prefix Page ..............6-29 Figure 6-38 Diagnostics Group ......................6-30 Figure 6-39 Diagnostics Page........................6-31 Figure 6-40 USB-A and USB-B Connectors..................6-32 Figure 6-41 Aircraft Configuration Page .....................6-33 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page v...
  • Page 10 Figure D-13 GTX 3X5 - Radio Altimeter Interconnect ................D-20 Figure D-14 GTX 3X5 - AHRS/Heading Source .................D-21 Figure D-15 GTX 3X5 - Switches and OAT Probe Interconnect ............D-22 Figure D-16 GTX 3X5 - Altitude Source Interconnect.................D-23 Figure D-17 GTX 335 - GNS 400W/500W Series Interconnect ............D-25 Figure D-18 GTX 345/345R - Flight Stream Interconnect ..............D-26...
  • Page 11 Table 3-2 Accessories Supplied ......................3-3 Table 3-3 Pressure Sensor Module......................3-5 Table 3-4 GX000 System Rack.......................3-5 Table 3-5 GTX 3X5 Vertical Remote Mount Kits ..................3-5 Table 3-6 Recommended Crimp Tools....................3-7 Table 3-7 Acceptable UAT/1090 Antennas.....................3-8 Table 3-8 GNSS Receiver Antennas .......................3-9 Table 3-9 Minimum System Configuration ..................3-10...
  • Page 12 Table C-5 Radar Altimeters ........................C-6 Table C-6 Heading Reference Source..................... C-6 Table C-7 Traffic Sensors ........................C-8 Table C-8 Bluetooth..........................C-9 Table C-9 Remote Control ........................C-9 Table C-10 TIS-A Displays........................C-10 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page viii...
  • Page 13 1.14 Certification ...........................1-13 1.14.1 Non-TSO Functions ......................1-15 1.14.2 Design Assurance Levels ....................1-15 1.14.3 Transmitter Grant of Equipment Authorization ..............1-16 1.15 License Requirements ........................1-16 1.16 Reference Documents ........................1-17 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 1-1...

  • Page 14: Scope

    GTX 3X5 to the extent permitted by law. Contact Garmin Aviation Product Support at (888) 606-5482 for questions. This manual gives mechanical and electrical information to install the GTX 3X5 into an aircraft. It is not equivalent to an approved airframe-specific maintenance manual, installation design drawing, or installation data package.

  • Page 15: Equipment Description

    Equipment Description The GTX 3X5 models include Mode S/ES transponders. Mode S/ES models have an optional internal GPS/SBAS receiver. Model names with an R indicate remote mount units. These units do not include a display or keypad. Table 1-1 GTX 3X5 Units...

  • Page 16: Definitions And Abbreviations

    Definitions and Abbreviations Definitions References made to GTX 3X5 apply to all GTX 3X5 models, except when noted. The term squitter refers to a burst or broadcast of aircraft-tracking data that is periodically transmittedby a Mode S transponder without radar interrogation. The GTX 3X5 Mode S/ES models transmit ADS-B Out ES.
  • Page 17 Traffic Information Service TIS-B Traffic Information Service-Broadcast Technical Standard Order Universal Access Transceiver Ultra-High Frequency Universal Serial Bus Very High Frequency VSWR Voltage Standing Wave Ratio WAAS Wide Area Augmentation System 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 1-5...

  • Page 18: Ads-B Capabilities

    It is the responsibility of the installer to determine if the aircraft installation conditions are within the TSO standards. TSO units must have separate approval to install in an aircraft. The GTX 3X5 can be installed only in compliance with 14 CFR Part 43 or the applicable airworthiness requirements.

  • Page 19: Tis System Capabilities

    TIS System Capabilities The GTX 335 supplies information about nearby traffic through the FAA provided radar based TIS. Advisory traffic information is shown on a compatible Garmin display. Garmin units capable to show TIS traffic include: • GNS 480 (CNX80) •...

  • Page 20: General Specifications

    General Specifications It is the responsibility of the installer to get the latest revision of the GTX 3X5 EQF. Refer to Garmin’s Dealer Resource Center to get a copy of the EQF, P/N 005-00752-02. Table 1-3 Physical Characteristics - Panel Mount Units...

  • Page 21: Table 1-4 Physical Characteristics - Remote Mount Units

    Operating temperature range For more details refer to the EQF. Maximum operating altitude 55,000 feet Humidity 95% non-condensing Cooling External cooling not necessary Audio output 100 mW into 500 ohm 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 1-9...

  • Page 22: Transponder Specifications

    The GTX 3X5 display is a sunlight readable LCD display. Table 1-5 Display Specifications Characteristic Specification Width: 3.46 inches (87.88 mm) Display size Height: 0.843 inches (21.4 mm) Width: 2.95 inches (74.98 mm) Active area Height: 0.486 inches (12.36 mm)

  • Page 23: 1090 Mhz Receiver Specifications

    ± 275 nsec of UTC second Datum WGS-84 SATCOM compatibility SATCOM compatibility is dependent on antenna selection Antenna power supply 35 mA typical, 40 mA max at 4.7 VDC 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 1-11...

  • Page 24: Power Specifications

    1.13 Power Specifications GTX 3X5 units require an input voltage of between 9 VDC and 33 VDC. The maximum input power and current is based upon maximum reply rates. Input power and current does not include the switched power output.

  • Page 25: Certification

    The Appliance Project Identifier (API) for the GTX 3X5 is GMN-01216. The API is used for project identification with the FAA. Refer to applicable hardware and software part numbers to identify appliance approvals.

  • Page 26: Table 1-12 Applicable P/Ns

    006-C0157-21 through -2( ) Table 1-13 TSO/ETSO Deviations Deviation 1. Garmin is granted a deviation from the TSO for marking the TSO number, Type/Class and Date of Manufacture, Deviation and Software Part Number on the exterior of the unit. TSO-C88b 2.

  • Page 27: Table 1-14 Software Design Assurance Levels

    TSO functions. The design data for these non-TSO functions has been accepted by the FAA when these non-TSO functions are installed in accordance with the guidance and limitations provided in this manual. The GTX 3X5 includes the following non-TSO functions. • TIS-A (GTX 335) •...

  • Page 28: License Requirements

    If an aircraft license is necessary, apply for a license on FCC Form 404, Application for Aircraft Radio Station License. The FCC also has a fax-on-demand service to supply forms by fax. The GTX 3X5 owner accepts all responsibility for obtaining the proper licensing before using the transponder.

  • Page 29: Reference Documents

    1.16 Reference Documents These documents are additional sources of information to install the GTX 3X5. The technician should read all related reference materials along with this manual before unit installation. The documents in table 1-17 are found at Garmin’s Dealer Resource Center.

  • Page 30: Limitations

    The GTX 345 HSDB interface is not approved for forwarding data whose failure condition for loss or malfunction is classified as hazardous or catastrophic. 2.2 ARINC 429 Data Concentrator Function ARINC 429 data from the GTX 3X5 must not be used for any function whose associated failure is classified as hazardous or catastrophic. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 31: Installation Overview

    Accessories Supplied ........................3-3 Optional Accessories ........................3-5 3.4.1 GAE ............................3-5 3.4.2 GX000 System Rack ......................3-5 3.4.3 GTX 3X5 Vertical Remote Mount ..................3-5 3.4.4 GPS Antenna .......................... 3-6 Necessary Installation Materials and Accessories Not Supplied .............3-7 Necessary Special Tools ........................3-7 Transponder Antenna ........................3-8...

  • Page 32: Introduction

    Introduction Equipment information to install the GTX 3X5 and optional accessories is in this section. Cabling is made by the installing agency to fit each particular aircraft. Always follow permitted avionics installation procedures as outlined in AC 43.13-1B and AC 43.13-2B or later FAA approved revisions.

  • Page 33: Accessories Supplied

    Configuration module 011-00979-03 Product information kit K00-00598-02 Install rack 115-01771-00 Backplate assembly 011-02976-01 GTX 335R w/GPS, 010-01215-41 Connector kit 011-02977-00 standard mount Configuration module 011-00979-03 Product information kit K00-00598-02 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-3...
  • Page 34 Configuration module 011-00979-03 Product information kit K00-00598-04 Install rack 115-01771-00 Backplate assembly 011-02976-01 GTX 345R w/GPS, 010-01217-41 Connector kit 011-02977-01 standard mount Configuration module 011-00979-03 Product information kit K00-00598-04 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-4...

  • Page 35: Optional Accessories

    Optional Accessories 3.4.1 The GTX 3X5 uses an optional GAE module to use as a transponder pressure altitude input. The GAE module directly attaches to the GTX 3X5 rear backplate and connects to the aircraft static pressure system. The GAE module replaces and functions the same as the configuration module.

  • Page 36: Gps Antenna

    Torque the four supplied 6-32 stainless steel screws 3-5 in-lbs. Apply torque equally across all mounting screws to avoid deformation of the mounting area. Use a TNC plug to connect the GPS antenna coax cable. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-6...

  • Page 37: Necessary Installation Materials And Accessories Not Supplied

    Necessary Installation Materials and Accessories Not Supplied The GTX 3X5 is installed with standard aviation materials. The following items are necessary for installation, but not supplied. • Wire (MIL-W-22759/16 or equivalent) • Shielded wire (MIL-C-27500 or equivalent) • Aircraft grade category 5 Ethernet cable is necessary for installations utilizing the HSDB interfaces •...

  • Page 38: Transponder Antenna

    UAT receivers. The GTX 3X5/3X5R must have an UHF antenna. The antennas in table 3-7 are approved for use with the GTX 3X5/3X5R. Other antennas are permitted if they meet these specifications: •...

  • Page 39: Gps Antenna Requirements

    GPS Antenna Requirements Use an antenna in table 3-8 to get the best performance with the GTX 3X5 with internal GNSS receiver. These antennas meet specifications in the document Antenna Minimum Performance Specification for Garmin’s GPS/WAAS Receiver System. Table 3-8 GNSS Receiver Antennas...

  • Page 40: Minimum Systems Configuration

    ADS-B Traffic Source Format GTN 6XX/7XX HSDB HSDB GDU 620 HSDB HSDB GNS 400W/500W Series RS-232: GNS ARINC 429: Traffic Legacy G1000 RS-422: MX Format 1 RS-232: Legacy Traffic 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-10...

  • Page 41: Gtx Input Source Priority

    3.10 GTX Input Source Priority The GTX 3X5 accepts data from multiple sources. If multiple sources supply data to the unit, only valid data from the highest priority source is used. Source priorities are shown from highest to the lowest.

  • Page 42: Figure 3-2 Pressure Altitude Priority Order

    Table 3-11 Air Data Select Source Priority Air Data Source Select Discrete Open Configured Port 1 ARINC 429 EFIS ADC/ADC input Ground Configured Port 2 ARINC 429 EFIS ADC/ADC input 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-12...

  • Page 43: Table 3-12 Barometric Vertical Rate Source Priority

    RS-232 from an ADC RS-232 from a remote control panel HSDB True Airspeed from a GX000 HSDB True Airspeed from GDU 620 #1 HSDB True Airspeed from GDU 620 #2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-13...

  • Page 44: Table 3-15 Barometric Pressure Setting Source Priority

    ARINC 429 Label 102 from an EFIS/ADC RS-232 from a remote control panel HSDB Selected Altitude from a GX000 HSDB Selected Altitude from GDU 620 #1 HSDB Selected Altitude from GDU 620 #2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-14...

  • Page 45: Table 3-17 Magnetic Heading Source Priority

    RS-232 from a remote control panel HSDB Static Air Temperature from a GX000 HSDB Static Air Temperature from GDU 620 #1 HSDB Static Air Temperature from GDU 620 #2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-15...

  • Page 46: Table 3-20 Total Air Temperature Source Priority

    Source specified in Altitude Source Configuration 2 Table 3-22 Pressure Altitude Source Priority Order #1 Priority Source Source specified in Altitude Source Configuration 1 Source specified in Altitude Source Configuration 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-16...

  • Page 47: Table 3-23 Pressure Altitude Source Priority Order #1

    Source specified in Altitude Source Configuration 2 Table 3-26 Baro-Corrected Altitude Source Priority Order #2 Priority Source ARINC 429 Label 204 from an ADC ARINC 429 Label 204 from an EFIS/ADC RS-232 from an ADC 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-17...

  • Page 48: Table 3-27 Ahrs Source Priority

    HSDB Height Above Terrain from GTN #2 HSDB Height Above Terrain from a GX000 HSDB Height Above Terrain from GDU 620 #1 HSDB Height Above Terrain from GDU 620 #2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-18...

  • Page 49: Table 3-31 Radio Altitude Source Priority

    HSDB Magnetic Variation from GDU 620 #1 HSDB Magnetic Variation from GTN #1 HSDB Magnetic Variation from GTN #2 HSDB Magnetic Variation from GDU 620 #2 RS-232 from a GNS 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-19...

  • Page 50: Gps/Sbas Parameters

    3.11 GPS/SBAS Parameters The GTX 3X5 receives from internal and external GPS receivers: • Latitude • Longitude • Height above ellipsoid • Horizontal and vertical position accuracy data • Horizontal position integrity data • North/south velocity • East/west velocity •...

  • Page 51: Antenna Considerations

    Not be attached within three feet of the ADF sense antenna or any other communication antenna. • Not be attached within six feet of a DME antenna. • Be attached a minimum of three feet from the GTX 3X5 to prevent RF interference. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4...

  • Page 52: 3.12.2 Gps Antenna

    (ex. GPS and COM, GPS and XM) provided the combination antenna is TSO authorized and has been tested to meet Garmin’s minimum performance standards. Refer to table 1- 10 for approved antennas.

  • Page 53: Figure 3-3 Gps Locations Of Antennas

    SIDE VIEW ANTENNA MUST BE ON TOP OF AIRCRAFT CENTER LINE TOP VIEW GPS ANTENNA OFFSET FROM CENTERLINE WITH TYPICAL DUAL GPS INSTALLATION Figure 3-3 GPS Locations of Antennas 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 3-23...

  • Page 54: Electrical Bonding

    The bond must have a DC resistance no more than 2.5 milliohms. 3.16 Cooling Requirements and Considerations There are no cooling requirements or considerations for the GTX 3X5. The chassis has provisions for a fan, however one is not necessary or provided. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 55: Installation Procedure

    D. 4. Gently pull on the wire to make sure the pin is properly engaged into the connector. 5. Route and attach the cable run from the GTX 3X5 to the other units. Refer to section 3.14. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 56: 4.2 Backshell Assembly Parts

    The GTX 3X5 connector kits include backshell assemblies and ground adapter assemblies. Use the shield block ground kit to terminate shield grounds to the backshell housing. Garmin part numbers for the D-sub connectors and the backshell assemblies are in table 4-1.

  • Page 57: 4.3 Shielded Cable Preparation

    7. Repeat steps 1 through 6 as necessary for the remaining shielded cables. 8. Install a ring terminal (15) onto the cable shield termination wires (13). 9. Group wires as applicable for the connector. Refer to section 4.4. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-3...

  • Page 58: Figure 4-1 Shielded Cable Preparation

    (NO LONGER THAN 3”) Preferred Method 2.5" MAX 0.17" 0.31" OF EXPOSED SHIELD SHIELD DRAINS AS SHORT AS PRACTICAL (NO LONGER THAN 3”) Alternate Method Figure 4-1 Shielded Cable Preparation 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-4...

  • Page 59: 4.4 Connector And Backshell Assembly

    Flat washer (18) • First ring terminal (15) • If necessary, second ring terminal 13. Insert the assembled pan head screw (16) into the tapped holes on the shield block (2). 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-5...

  • Page 60: Figure 4-2 Shield Termination On Backshell Assembly

    PLACE SMOOTH SIDE OF STRAIN RELIEF ACROSS CABLE BUNDLE. DO NOT PLACE GROOVED SIDE ACROSS CABLE BUNDLE. Figure 4-2 Shield Termination on Backshell Assembly 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-6...

  • Page 61: Figure 4-3 Connector And Backshell Assembly

    Figure 4-3 Connector and Backshell Assembly 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-7...

  • Page 62: 4.5 Configuration Module Installation

    GTX without loss of configuration data. Installation of the module is part of the aircraft harness. GTX 335 and GTX 345 standard kits include a configuration module. Garmin recommends to use the configuration module with these models, but it is not required.

  • Page 63: Figure 4-4 Configuration Module Installation

    Figure 4-4 Configuration Module Installation Table 4-2 Configuration Module Kit, P/N 011-00979-03 Refer to Description Garmin P/N Figure Sub-assembly, potted configuration module, with EEPROM 011-02178-00 4-conductor harness 325-00122-00 Socket contact, crimp #22D 336-00021-01 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-9...

  • Page 64: Coax Cable Installation

    2. Attach the cable in accordance with AC 43.13-1B chapter 11, section 11. 3. Trim the coaxial cable to the applicable length. 4. Install the coaxial connectors per the manufacturer’s instructions. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 4-10...

  • Page 65: 4.7 Equipment Rack Installation

    Flight Stream 110/210. The GTX 3X5 standard remote mount racks can be mounted in any orientation as long as all six mounting screws are attached to a mounting bracket. Design the mounting bracket(s) for the GTX 3X5 unit with the dimension shown in figure B-4.

  • Page 66: 4.8 Panel And Standard Remote Mount Unit Installation And Removal

    GX000 Integrated Flight Decks The GTX 3X5 G1000 rack is mounted to the main system rack with the nutplate kit listed in section 3.4.2. At least eight screws are required to secure the rack as shown in figure B-7. Refer to G1000 System Installation Manual.

  • Page 67: 4.9 Vertical Remote Mount Unit Installation And Removal

    4. Rotate the base locking mechanism up and place the cup over the shoe. 5. Rotate the knob clockwise until tight. 6. Directly attach the connector backplate to the GTX 3X5 with two screws using a 3/32” hex tool. Removal 1.

  • Page 68: Connector Pinout Information

    5.7.3 HSDB ............................. 5-10 5.7.4 RS-422 ............................ 5-10 Suppression Bus ..........................5-10 OAT Input ............................5-10 5.10 Audio Output ..........................5-11 5.11 Time Mark .............................5-11 5.12 Configuration Module ........................5-11 5.13 USB Interface ..........................5-12 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-1...

  • Page 69: Main Board Connector - P3251

    ALTITUDE B1* or CONFIGURABLE* ALTITUDE C1* or CONFIGURABLE* ALTITUDE D4* or CONFIGURABLE* EXTERNAL STANDBY SELECT* or CONFIGURABLE* CONFIGURABLE DISCRETE 1* CONFIGURABLE DISCRETE 2* XPDR FAIL 1* or CONFIGURABLE* EXTERNAL SUPPRESSION 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-2...
  • Page 70 ALT ENCODER/CONFIG MODULE POWER USB VBUS POWER USB GND AUDIO OUT HI AUDIO OUT LO ARINC 429 IN 2A ARINC 429 IN 2B RS-232 GND 3 RS-232 GND 2 RS-232 GND 1 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-3...
  • Page 71 An asterisk (*) following a signal name denotes the signal is an Active-Low discretes, requiring a ground to activate. If there is no asterisk, the signal is an Active-High. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-4...

  • Page 72: Ads-B Board Connector - P3252 (Gtx 345 Only)

    An asterisk (*) following a signal name denotes the signal is an Active-Low discretes, requiring a ground to activate. If there is no asterisk, the signal is an Active-High. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-5...

  • Page 73: Power

    The SWITCHED POWER OUT pin is a switched power output source, typically used for powering devices such as a remote altitude encoder module. It is active when the GTX 3X5 power is on, and has a 1 ampere max rating.

  • Page 74: Lighting Bus

    The lighting bus input controls the front panel display and keypad brightness of panel mount units using the aircraft panel lighting bus. The GTX 3X5 can also be configured to adjust the display and keypad brightness for ambient lighting conditions using an internal photo sensor.

  • Page 75: Discrete I/O

    The Gray code inputs are pulled down for active, or open for inactive. The GTX 3X5 includes internal isolation diodes on the Gray code inputs to prevent the unit from pulling the encoder lines to ground when the transponder is turned off.

  • Page 76: Serial Data Interfaces

    ARINC 429 OUT A P3251 ARINC 429 OUT B P3251 ARINC 429 IN 1A P3251 ARINC 429 IN 1B P3251 ARINC 429 IN 2A P3251 ARINC 429 IN 2B P3251 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-9...

  • Page 77: Suppression Bus

    The EXTERNAL SUPPRESSION is intended for connection to other L-band equipment, such as a DME or UAT. The output is active whenever the GTX 3X5 transmits. When driven by another source, the GTX 3X5 transponder receiver and transmitter functions will be suppressed.

  • Page 78: Audio Output

    The configuration module interface is used for connection to either a configuration module or an optional GAE module. The configuration and GAE module kits include a wire harness for connection to the GTX 3X5 D-sub connector. Connect using The wire colors are shown in table 5-17.

  • Page 79: Usb Interface

    Do not use during normal operation or when airborne. Table 5-18 USB Inputs and Outputs Pin Name Connector USB DATA HI P3251 USB DATA LO P3251 USB VBUS POWER P3251 USB GND P3251 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 5-12...

  • Page 80: Post Installation Configuration And Checkout

    6.11 Remote Unit Configuration ......................6-32 6.12 Ground Check - GPS Reception Check ..................6-40 6.13 Software Installation Procedure .....................6-41 System Configuration Overview The required GTX 3X5 configuration and checkout procedures are as follows: • Complete the installation checks. • Configure the GTX 3X5 for the specified installation.

  • Page 81: Configuration Mode And Settings

    Screenshots are for illustrative purposes only. They do not imply the shown setting(s) should be used in any installation. System and interface settings are shown in configuration mode and are unique to the GTX 3X5 installation. The configuration settings are stored in internal memory. If connected, the configuration module stores configuration settings.

  • Page 82: Audio Settings

    The test audio files are used to set the volume level of the transponder. Selections are: • NONE • TONE • MSG 1 • MSG 2 • MSG 3 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-3...

  • Page 83: Figure 6-2 Audio Page

    A chime is heard if the GTX 335 is configured for TIS-A traffic alerts. Sets the traffic alerting type. Selections are: • OFF • MESSAGE • MSG W/CHIME Figure 6-4 Audio Page 3 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-4...

  • Page 84: Interfaces

    Configures inputs and outputs of RS-232, ARINC 429, discretes, and HSDB interfaces. INTF RS-232 RS-422 OUTPUT A429 IN CH 1 A429 OUTPUT HSDB INTERFACE PRESENT DISCRETE FUNC Figure 6-5 Interface Group 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-5...

  • Page 85: Table 6-1 Rs-232 Channel 1 Through Channel 3 Selections

    Supports transponder interface and TIS-A Input/Output LGCY REMOTE 1 traffic to legacy G1000. Supports transponder interface and TIS-A Input/Output LGCY REMOTE 2 GTX 335 only traffic to legacy G1000. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-6...

  • Page 86: Figure 6-6 Rs-232 Interface Page

    Supports input from Flight Stream 110/210 Input/Output TRAFFIC FMT 4 Supports Ryan TCAD. Supports GDL 90 enhanced traffic interface to legacy Output LGCY TRAFFIC G1000. Figure 6-6 RS-232 Interface Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-7...

  • Page 87: Figure 6-7 Rs-422 Output Page

    CONNEXT FMT 3 Supports output to Flight Stream 210. Information is not transmitted. RS-422 Output MX FMT 1 Supports GMX 200. MX FMT 2 Supports MX20. Figure 6-7 RS-422 Output Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-8...

  • Page 88: Figure 6-8 A429 In Page

    Receives ARINC 718 labels for ATCRBS Control MODE S CTRL PNL and Flight ID. RADIO ALTITUDE Receives radar altitude information. Receives traffic information from Garmin GTX 800, TRAFFIC 1 GTS 820, and GTS 850 systems. Receives traffic information from L-3 Comm TRAFFIC 2 SKY497 Skywatch and SKY899 Skywatch HP.

  • Page 89: Figure 6-9 A429 Output Page

    Garmin concentrator, Garmin TAS, and GPS data FORMAT 6 Mode S control panel, Garmin TAS, and GPS data FORMAT 7 Garmin concentrator, Mode S control panel, Garmin TAS, and GPS data FORMAT 8 Garmin TIS-A FORMAT 9 Garmin concentrator and Garmin TIS-A...

  • Page 90: Figure 6-10 Hsdb Interface Page

    The GTX receives traffic inputs from the GIA instead of TAS/TCAS in GX000 Indirect A429 TCAS installations where TAS/TCAS is connected to a GIA, This interface is not shown on the display. Figure 6-10 HSDB Interface Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-11...

  • Page 91: Figure 6-11 Discrete In Page

    When this discrete is momentarily grounded, TIS-A will toggle TIS-A All discrete inputs between operate/standby. Figure 6-11 Discrete In Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-12...

  • Page 92: Figure 6-12 Discrete Out Page

    Supports automatic control and integration with TCAD SL Ryan TCAD and Avidyne TAS600 Series traffic All discrete outputs on P3251 or P3252 systems. GTX 345 only. Figure 6-12 Discrete Out Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-13...

  • Page 93: Unit Settings

    ALTITUDE ALERT DEVIATION RESTORE PAGES ON POWER-UP BLUETOOTH Figure 6-13 Unit Group FIS-B PROCESSING (GTX 345 ONLY) To receive ADS-B weather data, select ENABLED. Figure 6-14 FIS-B Processing Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-14...

  • Page 94: Figure 6-15 Altitude And Temperature Units Page

    Installation ID to 1, and the secondary transponder to 2 in dual installations. VFR ID Sets the VFR squawk code for your country. Range in octal is 0000-7777. Figure 6-16 Installation and VFR ID Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-15...

  • Page 95: Figure 6-17 Altitude Alert Deviation And Restore Page

    YES. Figure 6-17 Altitude Alert Deviation and Restore Page BLUETOOTH (GTX 345 ONLY) To transmit information to a PED using Bluetooth, select ENABLED. Figure 6-18 Bluetooth Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-16...

  • Page 96: Display Pages

    DISP DISPLAY BACKLIGHT MINIMUM LEVEL KEYPAD BACKLIGHT MINIMUM LEVEL PHOTOCELL TRANSITION SLOPE OFFSET LIGHTING BUS INPUT VLTG SLOPE OFFSET DEFAULT BACKLIGHT OFFSET DEFAULT CONTRAST OFFSET Figure 6-19 Display Group 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-17...

  • Page 97: Figure 6-20 Display Pages

    Sets the minimum brightness of the keypad. The range is 0 to 100. The higher the number, the brighter the minimum brightness. PHOTOCELL TRANSITION Sets a point on the lighting bus. When the lighting bus is below this point, the GTX 3X5 uses the photocell to adjust the display brightness. The range is 5 to 50. PHOTOCELL SLOPE Sets the sensitivity of the photocell input level.
  • Page 98 Use the offset setting to match lighting curves with other equipment in the panel. DEFAULT BACKLIGHT OFFSET Manually sets the default backlight offset value from -10 to 99. DEFAULT CONTRAST OFFSET Manually sets the default contrast offset value from -50 to 50. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-19...

  • Page 99: Sensors

    ALTITUDE SOURCE 2 GPS 1 SRC INTGRTY LAT OFST LON OFST GPS 2 SRC INTGRTY LAT OFST LON OFST INTERNAL ALT ENCODER INSTALLED INTERNAL AHRS ORIENTATION Figure 6-21 Sensor Group 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-20...

  • Page 100: Figure 6-22 Sensor Page

    ALTITUDE SOURCE 1 (GTX 345 ONLY) NOTE Altitude sources do not need to be set. The GTX 3X5 uses both altitude sources if set. The GTX uses any altitude source in priority order if no altitude sources are selected. Refer to section 3.10.
  • Page 101 • GTN 1 • GTN 2 • GIA 1 • GIA 2 INTGRTY Sets the integrity for the primary GPS. Choose the setting for the GPS. All certified Garmin GPS sources are 1E-7. Selections are: • UNK • IE-3 • IE-5 •...

  • Page 102: Figure 6-24 Source, Integrity, And Offset Page

    Figure 6-25 Internal Alt Encoder Page INTERNAL ALT ENCODER ADJUSTMENT Sets the GAE module altitude to match the primary altitude display. Figure 6-26 Internal Alt Encoder Adjustment Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-23...

  • Page 103: Figure 6-27 Setting The Yaw Angle

    GTX 345 is rotated counterclockwise. Refer to figure 6-27. Nose Positive Yaw Angle Right Wing GTX 345 Positive Yaw Angle Nose Right Wing GTX 345 Figure 6-27 Setting the Yaw Angle Figure 6-28 Internal AHRS Orientation Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-24...

  • Page 104: Adsb

    1090ES IN CAPABLE UAT IN CAPABLE ADS-B IN PROCESSING AIRCRAFT TAIL NUMBER ADDRESS ALLOW PILOT TO EDIT FLT ID DEFAULT FLT ID FLT ID PREFIX Figure 6-29 ADS-B Group 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-25...

  • Page 105: Figure 6-30 Aircraft Category And Max Airspeed Page

    • <=38.0 mt • <=59.5 mt • > 80 mt • <=28.5 mt • <=39.5 mt • <=67.0 mt • <=33.0 mt • <= 45.0 mt • <=72.5 mt 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-26...

  • Page 106: Figure 6-31 Aircraft Length And Width Page

    Select YES if the aircraft can receive 1090ES ADS-B messages. UAT IN CAPABLE Select YES if the aircraft can receive UAT ADS-B messages. Figure 6-33 1090ES In Capable and UAT In Capable Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-27...

  • Page 107: Figure 6-34 Ads-B In Processing Page

    Figure 6-35 Aircraft Tail Number and Address Page ALLOW PILOT TO EDIT FLT ID Select YES to let the pilot change the flight ID. Figure 6-36 Allow Pilot to Edit Flight ID Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-28...

  • Page 108: Figure 6-37 Default Flight Id And Flight Id Prefix Page

    DEFAULT FLT ID Sets the default flight ID used in normal mode. FLIGHT ID PREFIX Sets the flight ID prefix with the carrier abbreviation. For example, Garmin AT is GAT. Figure 6-37 Default Flight ID and Flight ID Prefix Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 109: Diagnostics

    6.10 Diagnostics DIAG DISCRETE INPUT STATE LT BUS INPT PHOTO UNIT RS232 A429 GPS SRC 1 SRC 2 HSDB Figure 6-38 Diagnostics Group 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-30...

  • Page 110: Figure 6-39 Diagnostics Page

    • RS-232 channels • ARINC 429 channels • GPS Source 1 and GPS Source 2 status • HSDB status (GTX 345) • Gillham input state Figure 6-39 Diagnostics Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-31...

  • Page 111: Remote Unit Configuration

    Do not remove power from the unit when software upload is in progress. The GTX 3X5 Installation Tool requires Windows 2000, XP, Vista, or Windows 7. There is no support at this time for Apple products.Use a PC or laptop and the GTX 3X5 Install Tool to configure units without a display.

  • Page 112: Figure 6-41 Aircraft Configuration Page

    Figure 6-41 Aircraft Configuration Page Figure 6-42 Airframe Configuration Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-33...

  • Page 113: Figure 6-43 Unit Configuration Page

    Figure 6-43 Unit Configuration Page Figure 6-44 Interface Configuration Page - Serial 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-34...

  • Page 114: Figure 6-45 Interface Configuration Page - A429

    Figure 6-45 Interface Configuration Page - A429 Figure 6-46 Interface Configuration Page - Discretes 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-35...

  • Page 115: Figure 6-47 Interface Configuration Page - Hsdb

    Figure 6-47 Interface Configuration Page - HSDB Figure 6-48 Sensors Configuration Page - GAE 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-36...

  • Page 116: Figure 6-49 Sensors Configuration Page - Gps

    Figure 6-49 Sensors Configuration Page - GPS Figure 6-50 Sensors Configuration Page - Internal AHRS 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-37...

  • Page 117: Figure 6-51 Sensors Configuration Page - Additional Sensors

    Figure 6-51 Sensors Configuration Page - Additional Sensors Figure 6-52 Audio Configuration Page 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-38...

  • Page 118: Figure 6-53 Display Configuration Page - Panel Mount Units Only

    Figure 6-53 Display Configuration Page - Panel Mount Units Only 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-39...

  • Page 119: Ground Check - Gps Reception Check

    8. Turn on the TCAS system and make sure the GPS position remains valid if the aircraft is TCAS equipped. 9. Use the SATCOM system to make sure the GPS position remains valid if the aircraft is SATCOM equipped. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 6-40...

  • Page 120: Software Installation Procedure

    Do not turn off the unit until “Update Complete” is shown next to all selected items. Failure to do so could result in equipment damage. Use the GTX 3X5 Install Tool through the USB port to install software on the unit. 1. Download and launch the latest GTX 3X5/3X5R software from the Dealer Resource Center Garmin’s website.

  • Page 121: Continued Airworthiness

    7 CONTINUED AIRWORTHINESS Other than for regulatory periodic functional checks, maintenance of the GTX 3X5 is “on condition” only. Periodic maintenance of the GTX 3X5 is not required. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page 7-1...

  • Page 122: Appendix A Data Formats

    The input signals are compatible with RS-232C. Data input at 9600 baud with a word length of 8 bits, one stop bit, and no parity. One message is received per second. A.1.2 Altitude Format 1 Sentence The GTX 3X5 is capable of receiving the following 10-byte message from the altitude serializer. ALT <sp>12345<CR> Where: ASCII characters <sp>...
  • Page 123 A.1.4 Airdata Format 1 Sentence The GTX 3X5 is capable of receiving the following message strings from the air data computer. SHADIN Z FORMAT <STX> ZA012<CR><LF> ZA (ASCII characters); 012 represents indicated air speed (knots) ZB345<CR><LF> ZB (ASCII characters); 345 represents true air speed (knots) ZC678<CR><LF>...
  • Page 124 <STX> up to and including the error log/reason indicator), such that carries are discarded to give a one byte result. The ASCII-coded decimal representation of that byte is given, ranging from 0 (0x30, 0x30, 0x30) to 255 (0x32, 0x35, 0x35). 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page A-3...
  • Page 125 <STX> up to and including the error log/reason indicator), such that carries are discarded to give a one byte result. The ASCII-coded decimal representation of that byte is given, ranging from 0 (0x30, 0x30, 0x30) to 255 (0x32, 0x35, 0x35). 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page A-4...

  • Page 126: Appendix Bgtx 3X5 Mechanical Drawings

    Figure B-5 GTX 3X5 Vertical Remote Mount..................B-6 Figure B-6 GTX 3X5 Vertical Remote Mount Dimensions and CG ............ B-7 Figure B-7 G1000 Mount Rack Assembly with GTX 345R GPS Shown ..........B-8 Figure B-8 G1000 Mounting Rack Dimensions and CG with GTX 345R GPS Shown....... B-9 Figure B-9 GTX 3X5 Panel Cutout Detail ..................

  • Page 127: Figure B-1 Gtx 345 Gps Panel Mount Assembly Shown

    0.8 (20) 010-01216-40 011-03302-40 Sub-Assy,GTX345, GPS 011-02977-01 011-00979-03 115-01771-01 011-02976-01 Panel 4.6 (117) 3.0 (76) 0.8 (20) BACK PLATE RACK UNIT Figure B-1 GTX 345 GPS Panel Mount Assembly Shown 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-2...

  • Page 128: Figure B-2 Gtx 345 Gps Panel Mount Dimensions And Cg Shown

    FLAT HEAD SCREW 41.9 42.5 BEZEL RACK ALIGNMENT DIMPLES 16.5 1.73 43.8 DIM C 20.8 6.99 11.1 177.4 Figure B-2 GTX 345 GPS Panel Mount Dimensions and CG Shown 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-3...

  • Page 129: Figure B-3 Gtx 345R Gps Standard Remote Mount Assembly Shown

    Remote 5.0 (127) 3.0 (76) 0.8 (20) 010-01217-40 011-03303-40 Sub-Assy,GTX345R, GPS 011-02977-01 011-00979-03 115-01771-00 011-02976-01 Remote 5.0 (127) 3.1(79) 0.8 (20) BACK PLATE RACK UNIT Figure B-3 GTX 345R GPS Standard Remote Mount Assembly Shown 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-4...

  • Page 130: Figure B-4 Gtx 345R Gps Standard Remote Mount Dimensions And Cg Shown

    13.6 244.0 6.30 160.0 DIM B 1.72 43.8 DIM A 16.5 DIM C 11.1 12.5 6.99 177.4 Figure B-4 GTX 345R GPS Standard Remote Mount Dimensions and CG Shown 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-5...

  • Page 131: Figure B-5 Gtx 3X5 Vertical Remote Mount

    011-02977-01 011-00979-03 011-03762-00 011-02976-10 Remote 5.6 (142) 2.7 (69) 0.9 (23) 010-01217-42 011-03303-40 Sub-Assy,GTX345R, GPS 011-02977-01 011-00979-03 011-03762-00 011-02976-11 Remote 5.6 (142) 2.7 (69) 0.9 (23) Figure B-5 GTX 3X5 Vertical Remote Mount 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4...

  • Page 132: Figure B-6 Gtx 3X5 Vertical Remote Mount Dimensions And Cg

    .875 22.23 1.03 4.00 26.1 101.6 8.00 203.2 Figure B-6 GTX 3X5 Vertical Remote Mount Dimensions and CG 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-7...

  • Page 133: Figure B-7 G1000 Mount Rack Assembly With Gtx 345R Gps Shown

    RACK UNIT 2X NUT PLATE KIT, G1000, 3 POS, GPN011-00915-01USE 4 SCREWS MIN LOCATED AS SHOWN PER SIDE Figure B-7 G1000 Mount Rack Assembly with GTX 345R GPS Shown 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-8...

  • Page 134: Figure B-8 G1000 Mounting Rack Dimensions And Cg With Gtx 345R Gps Shown

    44.4 24.4 43.1 DIM C 3X .44 11.1 2X .48 12.2 3X 3.35 85.1 2X .38 Figure B-8 G1000 Mounting Rack Dimensions and CG with GTX 345R GPS Shown 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-9...

  • Page 135: Figure B-9 Gtx 3X5 Panel Cutout Detail

    Figure B-9 GTX 3X5 Panel Cutout Detail 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page B-10...

  • Page 136: Figure B-10 Gtx 3X5 Connector And Vent Locations

    VENT CONNECTORS Figure B-10 GTX 3X5 Connector and Vent Locations OPTIONAL ALTITUDE SENSOR 011-03080-00 BACK PLATE ASSEMBLY 011-02976-00 011-02976-01 CONNECTOR KIT 011-02977-00 011-02977-01 GTX BACKPLATE PANEL MOUNT G1000 REMOTE Figure B-11 Optional Garmin Altitude Encoder 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 137: Appendix C Equipment Compatibility And Configuration

    Audio Panels ............................ C-5 Radar Altimeters ..........................C-6 Heading Reference Sources ......................C-6 Traffic Sensors (GTX 345 Only) ..................... C-8 Bluetooth............................C-9 Remote Control..........................C-9 C.10 TIS-A Display..........................C-10 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page C-1...

  • Page 138: Ads-B In Displays

    [2] If GDU software prior to v12.00 or GIA software prior to v6.20 is used. [3] The GNS 400W/500W interface requires the combination of one RS-232 and one ARINC 429 interface. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page C-2...

  • Page 139: Gps Sources

    Notes: [1] Installations with no TIS. [2] Installations with TIS (GTX 335 only). [3] Installations with GDU software v15.00 or later. [4] Installations with GDU software prior to v15.00. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page C-3...

  • Page 140: Altitude Sources

    ALT FMT 1 25 ft Either RS-232 or Gillham Gray code format can be used to Sandia SAE 5-35 provide altitude data from the Sandia SAE 5-35 to the GTX 3X5. Gillham Discretes ON Gillham Discretes ON 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 141: Audio Panels

    SL10, SL10MS, SL10M, SL10S, SL15, SL15M, GMA 340, GMA 347, GMA 35, GMA 350 Honeywell (Bendix/King) KMA 24, KMA 24H-70/71, KMA 26, DMA 28 Analog Audio Audio: XPDR PS Engineering PMA 6000, PMA 7000 Series, PMA 8000 Series 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page C-5...

  • Page 142: Radar Altimeters

    HEADING [1] HEADING [1] GAD 42 ARINC 429 Applicable to GTX 3X5 installations only. (Speed: LOW) (Speed: LOW) Applicable to GTX 3X5 installations only. Note EFIS AIR DATA [3] EFIS AIR DATA [3] Garmin GDU 620 ARINC 429 GENERAL that this interface also provides altitude data.
  • Page 143 Configuration Notes Parameter Configuration Setting Setting Honeywell EFIS 40/50 HEADING [1] HEADING [1] ARINC 429 Applicable to GTX 3X5 installations only (Bendix/King) (SG 465) (Speed: LOW) (Speed: LOW) AHRS [2] AHRS [2] SN3500 (Speed: LOW) (Speed: LOW) Sandel ARINC 429...

  • Page 144: Traffic Sensors (Gtx 345 Only

    Data format includes Garmin TAS. (Speed - HIGH) Pressure Altitude Source (Primary RX); Magnetic Heading Source (Primary RX); Output [2] GPS Position/Velocity/Time Source Data format includes Garmin TAS as well FORMAT 5 Garmin GTS 8XX ARINC 429 (Primary RX); as Garmin concentrator; required for...

  • Page 145: Bluetooth

    LGCY REMOTE 2 [4] Notes: [1] GDU software prior to v9.10. [2] GDU software v9.10 or later. [3] GDU software v15.00 or later. [4] GDU software prior to v15.00. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page C-9...

  • Page 146: Table C-10 Tis-A Displays

    LGCY REMOTE 2 [4] table C-9.. Notes: [1] GDU software prior to v9.10. [2] GDU software v9.10 or later. [3] GDU software v15.00 or later. [4] GDU software prior to v15.00. 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page C-10...
  • Page 147 Figure D-13 GTX 3X5 - Radio Altimeter Interconnect ................D-20 Figure D-14 GTX 3X5 - AHRS/Heading Source .................D-21 Figure D-15 GTX 3X5 - Switches and OAT Probe Interconnect ............D-22 Figure D-16 GTX 3X5 - Altitude Source Interconnect .................D-23 Figure D-17 GTX 335 - GNS 400W/500W Series Interconnect ............D-25 Figure D-18 GTX 345/345R - Flight Stream Interconnect ..............D-26...
  • Page 148 This section contains wiring interconnect details and examples for the connections necessary for the installation of the GTX 33X and GTX 3X5 Series transponders. Each figure contained in this section has notes that must be followed. These general notes apply to all of the figures contained in this section.

  • Page 149: Figure D-1 Gtx 3X5 Power Configuration Typical Interconnect

    USB GROUND SHIELD P325-XPDR XPDR XPDR ANTENNA ANTENNA GTX 3x5 WITH GPS/SBAS only P325-GPS GPS/SBAS GPS ANTENNA ANTENNA Figure D-1 GTX 3X5 Power Configuration Typical Interconnect Sheet 1 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-3...
  • Page 150 REFER TO SECTION 5.4 FOR LIGHTING BUS CONNECTIONS. GPS KEEP ALIVE MUST BE CONNECTED TO THE UNSWITCHABLE BATTERY BUS (BUS DIRECTLY CONNECTED TO THE BATTERY). Figure D-1 GTX 3X5 Power Configuration Typical Interconnect Sheet 2 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 151: Figure D-2 Gtx 345 - Legacy G1000 Interconnect

    RS-232 RX 8 RS-232 GND 4 RS-232 GND 8 RS-422 A RS-422 Port 3A RS-422 B RS-422 Port 3B Figure D-2 GTX 345 - Legacy G1000 Interconnect Sheet 1 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-5...
  • Page 152 THIS DIAGRAM PROVIDES AN OVERVIEW OF A TYPICAL INSTALLATION. REFER TO APPLICABLE INTERCONNECT DIAGRAMS FOR SPECIFIC EQUIPMENT. Figure D-2 GTX 345 - Legacy G1000 Interconnect Sheet 2 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-6...

  • Page 153: Figure D-3 Gtx 335 - Legacy G1000 Interconnect

    CONNECTION TO AIRCRAFT SUPPRESSION BUS. GTS 8XX IS THE ONLY SUPPORTED TRAFFIC SYSTEM THAT INTERFACES WITH THE GTX 335. REFER TO SECTION 5.3.1 FOR DETAILS. Figure D-3 GTX 335 - Legacy G1000 Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-7...

  • Page 154: Figure D-4 Gtx 3X5 - Gns 480 (Cnx80) Interconnect

    TRANSPONDER TO BE ACTIVE AT A TIME. SUITABLE DPDT SWITCHES: C&K 7000 SERIES P/N 7201SYZQE, OR EQUIVALENT. DASHED LINES AND AREAS REPRESENT TRANSPONDER #2 AND GNS 480 (CNX80) #2 INSTALLATION DETAILS. Figure D-4 GTX 3X5 - GNS 480 (CNX80) Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4...

  • Page 155: Figure D-5 Gtx 335 - Gtn 6Xx/7Xx Typical Interconnect

    USB VBUS POWER VBUS USB DATA HI USB DATA LO USB GROUND SHIELD P325-XPDR XPDR XPDR ANT ANTENNA Figure D-5 GTX 335 - GTN 6XX/7XX Typical Interconnect Sheet 1 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-9...
  • Page 156 REQUIRES WIRE HARNESS P/N: 325-00421-00. MODULE WIRE HARNESSES ARE NOT INTERCHANGEABLE. WIRE COLOR IN MODULE WIRE HARNESS DESIGNATES FUNCTION. CONNECT MODULE WIRE HARNESS TO GTX 3X5 ACCORDING TO WIRE COLOR. REFER TO SECTION 5.3.1 FOR DETAILS. Figure D-5 GTX 335 - GTN 6XX/7XX Typical Interconnect...

  • Page 157: Figure D-6 Single/Dual Gtx 335 - Single Gtn 6Xx/7Xx Interconnect

    DASHED AREAS INDICATE ADDITIONAL INTERCONNECTS FOR DUAL INSTALLATION AND ARE NOT REQUIRED FOR SINGLE INSTALLATION. AUDIO INHIBIT I/O PIN IS CONFIGURABLE. REFER TO PIN CONFIGURATION SECTION FOR DETAILS. Figure D-6 Single/Dual GTX 335 - Single GTN 6XX/7XX Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-11...

  • Page 158: Figure D-7 Gtx 345 - Gtn 6Xx/7Xx Typical Interconnect

    USB VBUS POWER VBUS USB DATA HI USB DATA LO USB GROUND SHIELD P325-XPDR XPDR XPDR ANT ANTENNA Figure D-7 GTX 345 - GTN 6XX/7XX Typical Interconnect Sheet 1 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-12...
  • Page 159 REQUIRES WIRE HARNESS P/N: 325-00421-00. MODULE WIRE HARNESSES ARE NOT INTERCHANGEABLE. WIRE COLOR IN MODULE WIRE HARNESS DESIGNATES FUNCTION. CONNECT MODULE WIRE HARNESS TO GTX 3X5 ACCORDING TO WIRE COLOR. REFER TO SECTION 5.3.1 FOR DETAILS. Figure D-7 GTX 345 - GTN 6XX/7XX Typical Interconnect...

  • Page 160: Figure D-8 Gtx 345 - Single/Dual Gtn 6Xx/7Xx Interconnect

    GTN 6XX/7XX #2 P1002 ETHERNET OUT 1B ETHERNET OUT 1A ETHERNET IN 1B ETHERNET IN 1A SYSTEM ID Figure D-8 GTX 345 - Single/Dual GTN 6XX/7XX Interconnect Sheet 1 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-14...
  • Page 161 CONFIGURE GTN #2 BY GROUNDING SYSTEM ID (P1002-10) TO THE SHIELD BLOCK. TAWS AUDIO INHIBIT FOR GTN 6XX/7XX TAWS UNITS ONLY. Figure D-8 GTX 345 - Single/Dual GTN 6XX/7XX Interconnect Sheet 2 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-15...

  • Page 162: Figure D-9 Gtx 335/345 - Gdl 88 Interconnect

    RS232 #3 RX RS232 #2 TX RS232 #3 GND RS232 #2 GND NOTES ADS-B + FORMAT 2 SHOULD BE USED FOR BOTH INTERFACES. Figure D-9 GTX 335/345 - GDL 88 Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-16...

  • Page 163: Figure D-10 Gtx 345 - Traffic Sensor Interconnect

    DO NOT CONNECT TRAFFIC TEST AND STANDBY DISCRETES TO 3252 OUTPUT DISCRETES. RS-232 4 IS THE ONLY PORT THAT SUPPORTS THIS CONNECTION. Figure D-10 GTX 345 - Traffic Sensor Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-17...

  • Page 164: Figure D-11 Gtx 345 - Single And Dual 400W/500W Series

    TAWS AUDIO INHIBIT USED WITH 400S/500W SERIES UNITS ONLY. CONNECTION CAN BE MADE TO NAVIGATOR #1 IN LIEU OF NAVIGATOR #2. Figure D-11 GTX 345 - Single and Dual 400W/500W Series 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-18...

  • Page 165: Figure 6-3 Audio

    IT IS ACCEPTABLE TO USE OTHER AVAILABLE UNSWITCHED, UNMUTED INPUTS. IF AUDIO PANEL DOES NOT HAVE AN AVAILABLE UNSWITCHED, UNMUTED INPUT, AUDIO FROM THE GTX 3X5 MUST BE MIXED WITH AN EXISTING AUDIO SOURCE USING RESISTORS TO ISOLATE THE AUDIO OUTPUT FROM EACH LRU.

  • Page 166: Figure D-13 Gtx 3X5 - Radio Altimeter Interconnect

    A429 TX A A429 IN 1A A429 TX B A429 IN 1B   NOTES ONLY APPLICABLE TO FREE FLIGHT RA-4500 P/N 84560-X2-XXXX. Figure D-13 GTX 3X5 - Radio Altimeter Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-20...

  • Page 167: Figure D-14 Gtx 3X5 - Ahrs/Heading Source

    A429 TX A A429 IN 1A A429 IN 1A A429 IN 1B A429 TX B NOTES SUPPORTED EQUIPMENT SHOWN CONNECTED IN PARALLEL. Figure D-14 GTX 3X5 - AHRS/Heading Source 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-21...

  • Page 168: Figure D-15 Gtx 3X5 - Switches And Oat Probe Interconnect

    DISCRETE I/O PINS ARE CONFIGURABLE. REFER TO SECTION 6.6. THE SQUAT SWITCH INPUT CAN BE USED TO CONTROL AIR/GROUND STATUS. THE INPUT SENSE CONFIGURATION IS DESCRIBED IN TABLE 6-8 . Figure D-15 GTX 3X5 - Switches and OAT Probe Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev.

  • Page 169: Figure D-16 Gtx 3X5 - Altitude Source Interconnect

    P741 P2811 P4811 J2 (DB15) A429 IN 1A A429 TX A A429 IN 1B A429 TX B Figure D-16 GTX 3X5 - Altitude Source Interconnect Sheet 1 of 2 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-23...
  • Page 170 USE 1N4007 DIODE FOR ENCODER POWER. TO GTX #2 IF INSTALLED. RS-232 SPLICE MUST BE MADE ADJACENT TO GTX #1 CONNECTOR AS SHOWN. CONFIGURE ENCODER OUTPUT TO “TRIMBLE/GARMIN 9600 BPS” FORMAT IF USING RS-232 SOFTWARE METHOD. LIMIT STRAP LENGTH TO SPECIFIED LENGTH IN THE MANUFACTURER’S INSTALLATION MANUAL.

  • Page 171: Figure D-17 Gtx 335 - Gns 400W/500W Series Interconnect

    RS232 OUT 1 RS-232 #3 GND 50 NOTES CONNECTION CAN BE MADE TO NAVIGATOR #1 IN LIEU OF NAVIGATOR #2. Figure D-17 GTX 335 - GNS 400W/500W Series Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-25...

  • Page 172: Figure D-18 Gtx 345/345R - Flight Stream Interconnect

    JUMPER MUST BE INSTALLED AS SHOWN TO CONFIGURE PORT 4 FOR RS-422 OPERATION. IF PORT 4 IS USED AS AN RS-422 PORT, RS-232 PORT 4 CANNOT BE USED. Figure D-19 GTX 345 - MX20/GMX 200 Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-26...

  • Page 173: Figure D-20 Gtx 335 - Gdu 620 Interconnect

    ARINC 429 OUT B ARINC 429 IN 7B P4001/ GDU 620 #2 P5001 DISCRETE OUT ARINC 429 IN 7A ARINC 429 IN 7B Figure D-20 GTX 335 - GDU 620 Interconnect 190-01499-02 GTX 3X5 Transponder TSO Installation Manual Rev. 4 Page D-27...

Table of Contents

Save PDF