Name: Garmin G3X Touch
Brand: Garmin
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190-01115-01 G3X/G3X Touch Installation Manual - GDU 37X Config and Post Install Checkout

Rev. AC Page 33-101

33.4.12 DSPL (Display) Configuration Page

The DSPL Configuration Page allows setting the parameters for display backlight and display options

configuration.

1. In configuration mode, use the FMS Joystick to select the DSPL Page.

Default Chapter2
- Record of Revisions2
- Current Revision Description3
- Definitions of Warnings, Cautions and Notes4
- Aviation Limited Warranty7
- Table of Contents8
Inventory of Materials15
- Unpacking Unit15
- Required Garmin Equipment15
  - Garmin LRU List for G3X Systems15
  - Section 1 Inventory of Materials15
- Optional Garmin Equipment16
- Optional Garmin Lrus18
- Required Non-Garmin Equipment19
- Optional Non-Garmin Equipment21
- Optional 3Rd Party Sensors/Lrus21
- Garmin Software and Documents21
- Optional GMU 22 Mounting Racks21
- Optional Garmin Equipment (Non-LRU)21
- System Overview22
- Electrical Considerations33
- Wiring/Cabling Considerations35
- Mechanical Considerations45
  - Physical Specifications45
  - G3X LRU Physical Specifications45
- Lru/Sensor Installation Information48
- Equipment Description49
- GAD 27 Unit View49
GAD 27 (Flaps/Lights/Trim Controller) Installation49
- Aircraft Trim50
- Light Control with Flashing50
- Lighting Bus Outputs50
- Status LED50
- Contents of GAD 27 Connector Kit51
- Equipment Available51
- General Specifications51
- Mounting Requirements51
- Required Equipment51
- Unit Installation51
- Outline and Installation Drawings52
- GAD 29 Unit View54
GAD 29 (ARINC 429 Adapter) Installation54
- Equipment Description54
  - Additional Equipment Required55
  - Contents of GAD 29 Connector Kit55
- Equipment Available55
- General Specifications55
- Mounting Requirements55
- Unit Installation55
- Outline and Installation Drawings56
GAP 26 (Pitot/Aoa Probe) Installation59
- Equipment Description59
- Equipment Available60
- General Specifications60
- Mounting Location60
- Required Equipment60
- Unit Installation60
- Outline and Installation Drawings65
- GAP 26 Heater Control Box66
GDU 37X (Display Unit) Installation67
- Equipment Description67
  - GDU 37X Unit View67
  - Contents of GDU 37X Connector Kit68
- General Specifications68
- Installation Information68
- Antennas70
- Grounded Connector Shell70
- Mounting Requirements70
- Panel Cutout Template70
- Unit Installation70
  - GDU 37X Panel Cutout Template71
  - GDU 37X Outline Drawing72
- Outline and Installation Drawings72
- GDU 37X Assembly/Panel Cutout Drawing73
GDU 45X (Display Unit) Installation74
- Equipment Description74
  - GDU 45X Unit View74
  - Contents of GDU 45X Installation Kit75
- General Specifications75
- Installation Information75
  - Contents of GDU 45X Connector Kit76
  - GDU 45X PFD Configuration Module76
- Unit Installation76
- Antennas77
- Mounting Requirements77
- GDU 45X Outline Drawing78
- Outline and Installation Drawings78
  - GDU 45X Assembly Drawing79
  - GDU 45X Panel Cutout Drawing80
GDU 46X (Display Unit) Installation82
- Equipment Description82
  - GDU 46X Unit View82
  - Contents of GDU 46X Installation Kit83
- General Specifications83
- Installation Information83
  - Contents of GDU 46X Connector Kit84
  - GDU 46X PFD Configuration Module84
- Unit Installation84
- Antennas85
- Mounting Requirements85
- GDU 46X Outline Drawing86
- Outline and Installation Drawings86
  - GDU 46X Assembly Drawing87
  - GDU 46X Panel Cutout Drawing88
GDU 470 (Display Unit) Installation90
- Equipment Description90
- GDU 470 Unit View90
- General Specifications91
- Installation Information92
- Antennas93
- Mounting Requirements93
- Panel Drilling Guide93
- Unit Installation93
- GDU 470 Outline Drawing94
- Outline and Installation Drawings94
Section 10 GEA 24 (EIS Interface) Installation98
- Equipment Description98
  - GEA 24 Part Numbers99
  - Contents of GEA 24 Connector Kit99
- Equipment Available99
- General Specifications100
- Unit Installation100
- Mounting Requirements100
- GEA 24 Outline Drawing101
- Outline and Installation Drawings101
  - GEA 24 Assembly Drawing102
  - GI 260 Unit View104
Section 11 GI 260 (AOA Indicator) Installation104
- Equipment Description104
- Equipment Available104
- Unit Calibration105
- Unit Operation105
- GI 260 Display105
- General Specifications105
- Unit Installation105
- GI 260 Outline/Assembly Drawing106
- Outline and Installation Drawings106
Section 12 GMC 305 (AFCS Mode Controller) Installation107
- Equipment Description107
- Equipment Available107
- Mounting and Wiring Requirements108
  - Fasteners108
  - Contents of Mounting Kit108
- General Specifications108
- GMC 305 Outline Drawing109
- Outline and Installation Drawings109
Section 13 GMC 307 (AFCS Mode Controller) Installation113
- Contents of GMC 307 Installation Kit113
- Equipment Available113
- Equipment Description113
  - GMC 307 Part Numbers113
  - GMC 307 Unit View113
- General Specifications114
- Mounting and Wiring Requirements114
  - Pawl Latch114
  - GMC 307 Outline Drawing115
- Outline and Installation Drawings115
Section 14 GMU 11 (Magnetometer) Installation119
- Equipment Description119
- General Specifications119
- Equipment Available120
- Unit Installation120
- Outline and Installation Drawings123
  - GMU 11 Installation Drawing124
  - GMU 22 Unit View125
Section 15 GMU 22 (Magnetometer) Installation125
- Equipment Description125
- General Specifications125
- Equipment Available126
- Unit Installation126
- Outline and Installation Drawings130
Section 16 GPS 20A (WAAS GPS Position Source) Installation135
- Equipment Description135
  - GPS Status LED Indications136
  - GPS 20A Part Numbers136
- Statement of Compliance (Per AC 90-114A CHG1)136
- Equipment Available136
- Contents of GPS 20A Connector Kit137
- General Specifications137
- Mounting Requirements137
- Unit Installation137
- Antennas137
- Antenna Cable Requirements137
- GPS 20A Outline Drawing138
- Outline and Installation Drawings138
  - GPS 20A Installation Drawing139
  - GSA 28 Unit View141
Section 17 GSA 28 (Autopilot Servo) Installation141
- Equipment Description141
  - GSA 28 Part Numbers142
  - GSA 28 Power Specifications142
- Equipment Available142
- General Specifications142
- Required Equipment144
- Optional Attachments145
- Unit Installation145
- Unit Wiring157
- Outline and Installation Drawings157
Section 18 GSU 25/25B (Ahrs/Air Data Sensor Unit) Installation184
- Equipment Description184
- General Specifications186
- Required Equipment186
- Mounting/Calibration Overview187
- Unit Installation187
- Outline and Installation Drawings191
Section 19 GSU 73 (Sensor Unit) Installation196
- Equipment Description196
  - Features Summary197
  - GSU 73 Hardware Mod Level History197
- General Specifications197
- Required Equipment198
- Unit Installation199
- Outline and Installation Drawings202
  - GSU 73 Orientation Drawings203
  - GTP 59 Part Number204
Section 20 GTP 59 (Temperature Probe) Installation204
- Equipment Description204
- GTP 59 Outside Air Temperature Kit205
- General Specifications205
- Unit Installation205
- Parts Needed for GTP 59 Installation206
- GTP 59 Icing207
- GTP 59 O.A.T. Probe Installation Drawing208
- Outline and Installation Drawings208
  - GTR 20 Unit View209
  - Available Units209
Section 21 GTR 20 (VHF Communications Radio) Installation209
- Equipment Description209
- Equipment Available210
  - Transmitter Specifications211
  - Receiver Specifications211
- Installation Considerations212
- Antenna Considerations213
- Interference of GPS214
- Mounting Considerations215
- Mounting, Wiring, and Power Checks216
- Outline and Installation Drawings218
  - GTR 20 Outline Drawing (Mounting Brackets on Sides)219
  - GTR 20 Installation Drawing220
Section 22 GPS/XM Antenna Installation221
- Non-Garmin Antennas221
- Garmin Antennas222
  - GPS or GPS/WAAS Antenna Minimum Requirements223
  - XM Satellite Radio Antenna Minimum Requirements223
- Antenna Mounting Considerations224
- Teardrop Footprint Antenna Installation (GA 35, GA 55, and GA 56)229
- ARINC 743 Footprint Antenna Installation (GA 36, GA 37, GA 55A, GA 57X)236
- Non-Structural Mount Installation245
- Engine/Airframe Sensor Options258
- Compatible Engine/Airframe Input Sensors258
Section 23 Engine/Airframe Sensor Installation258
- EIS Display (Engine Bar)262
- Contents of G3X Sensor Kit, 4 Cylinder Lycoming/Continental263
- Contents of G3X Sensor Kit, 6 Cylinder Lycoming/Continental263
- Engine Sensor Applications263
- Engine Sensor Installation271
- Cable Connector Installation288
- TNC Connector Installation288
Section 24 Connector Installation Instructions288
- Thermocouple Installation into a Backshell289
  - Insulation/Contact Clearance289
  - Jackscrew Backshell Thermocouple Installation290
- Jackscrew Configuration Module Installation into a Jackscrew Backshell291
- Jackscrew Backshell Installation Instructions294
- GAD 27 (Flaps/Lights/Trim Controller)306
- J271 Connector306
Section 25 LRU Pinouts306
- J272 Connector308
- Terminal Block (TB273) Connector309
- Discrete Inputs310
- Power310
- Flap Inputs311
- Lighting Bus311
- Lighting Bus Inputs311
- External Lighting Discrete Inputs312
- Motor Disconnect Input312
- Pitch Trim Inputs313
- Roll Trim Inputs313
- Yaw Trim Inputs313
- GAD 29 (ARINC 429 Adapter)314
  - J291 Connector314
  - J292 Connector315
  - Arinc 429 Rx/Tx316
- GDU 37X (Display Unit)318
  - J3701 Connector318
  - Aircraft Power320
  - Mode Selections, CDU System ID Program Pins320
  - Rs-232321
  - Serial Data321
  - Lighting322
  - Mono Audio322
  - Stereo Audio322
- GDU 4XX (Display Unit)323
  - GDU 4XX to GSU 25 Backup Data Path Connections323
  - P4501/4601/4701 (P4X01) Connector323
  - P4502/4602/4702 (P4X02) Connector324
  - P4503/4603/4703 (PX03) Connector326
  - Video Input327
  - Mode Selections, GDU System ID Program Pins328
- GEA 24 (EIS Interface)332
  - J241 Connector332
  - J242 Connector333
  - J243 Connector334
  - J244 Connector335
  - Digital Inputs338
  - Discrete Outputs340
  - GP (General Purpose) Inputs341
  - Pressure Inputs342
  - Voltage Inputs342
  - GEA 24 EIS #2 Configuration343
  - Shunt343
  - System ID343
  - Temperature Inputs344
  - Transducer Output Power346
- GI 260 (AOA Indicator)347
  - GI 260 Pigtail Harness347
  - Pigtail Connections347
  - RS-232 Channel348
- GMC 305 (AFCS Mode Controller)349
- J3051 Connector349
- GMC 307 (AFCS Mode Controller)351
- J3071 Connector351
- GMU 11 (Magnetometer)353
  - J441 Connector353
  - Power Function353
  - Unit ID353
- GMU 22 (Magnetometer)354
- Rs-485354
- GPS 20A (WAAS GPS Position Source)355
- J201 Connector355
- GSA 28 (Autopilot Servo)357
  - J281 Connector357
  - AP Disconnect358
  - ID Strap358
  - Trim359
- GSU 25/25B (Ahrs/Air Data Sensor Unit)360
  - J251360
  - J252361
  - RS-485 Input363
  - Connector Description364
- GSU 73 (Sensor Unit)364
  - J731 Connector364
  - Rear View of Connector End Plate364
  - J732 Connector366
  - Power I/O368
  - Magnetometer Power369
  - ARINC 429 Input/Output370
  - RS-232 Input/Output370
  - Serial Data Electrical Characteristics370
  - Configuration Module Interface371
  - Discrete I/O372
  - Analog Input Configuration373
  - Frequency Counter Inputs375
  - Fuel Select Outputs375
- GTP 59 (Temperature Probe)376
- GTP 59 Wire Color Designations376
- GTR 20 (VHF Communications Radio)377
  - J2001 Connector377
  - J2001 Looking at Rear of Unit377
  - Aux Mono Audio379
  - Headset Audio379
  - MIC Audio379
  - Music Inputs380
  - Pilot/Copilot PTT Inputs380
  - Receiver Audio380
  - TX Interlock381
- GTX 23 (Mode S Transponder)382
- Discrete Functions384
- Core Interconnect Drawings W/Gsu 25 And/Or GAD 29386
Section 26 G3X W/Gsu 25 And/Or GAD 29 Interconnect Drawings386
- GDU/GMU 22/GSU 25 Interconnect Drawing387
- GDU/GMU 11/GSU 25 Interconnect Drawing388
- Power, Backup Power (4 AH), and Antennas Interconnect Drawing389
- Power, Backup Power (3 AH), and Antennas Interconnect Drawing390
- GMU 22/GSU 25/GTP 59/GI 260 Interconnect Drawing391
- GMC 30X/GSA 28 Interconnect Drawing392
- GSA 28 - Trim Switch Interconnect Drawing393
- GEA 24/GSU 25 - GDU 37X/4XX Backup Data Path Interconnect Drawing394
- External Interconnect Drawings W/Gsu 25395
- Core Interconnect Drawings419
- External Interconnect Drawings W/Gsu 73423
Section 28 G3X W/Gtr 20 Interconnect Drawings433
- Notes for Section 28 Drawings434
- Single GTR 20 Interconnect Drawings435
- Dual GTR 20 Interconnect Drawings439
- J2001 Connector Layout441
- Sensor Wiring Examples442
- Notes for Section 29 Drawings442
- Sensor Wiring Examples W/Gea 24443
- Sensor Wiring Examples W/Gsu 73448
- Notes for Section 30 Drawings453
Section 30 Lycoming/Continental Sensor Wiring Examples453
- GEA 24 - Lycoming/Continental Sensor Drawings454
  - GEA 24 - 4/6 Cylinder Lycoming/Continental Sensor Wiring Examples454
  - GEA 24 - Lycoming IE2 Electronic Control Unit456
- GSU 73 - Lycoming/Continental Sensor Drawings457
- Notes for Section 31 Drawings460
Section 31 Rotax Sensor Wiring Examples460
- GEA 24 - Rotax Sensor Drawings461
  - GEA 24 - Rotax 912/914 Sensor Wiring Examples461
  - GEA 24 - Rotax 912Is/915Is FADEC Wiring Example463
- GSU 73 - Rotax Sensor Drawings464
- GSU 73 - Rotax 912/914 Sensor Wiring Examples464
- Notes for Section 32 Drawings466
Section 32 Jabiru Sensor Wiring Examples466
- GEA 24 - Jabiru Sensor Drawings467
- GSU 73 - Jabiru Sensor Drawings469
- Recommended Test Equipment471
Section 33 GDU 37X Configuration and Post Installation Checkout471
- Configuration Mode472
- Garmin Database Updates610
- External Interface Configuration (Garmin Units Only)615
- GDU Splash Screen618
- Checklist Editor618
  - GTN 6XX GTN Setup Page618
  - GTN 7XX GTN Setup Page618
Section 34 GDU 4XX Configuration and Post Installation Checkout619
- Configuration Mode Page620
- Recommended Test Equipment620
- Garmin Database Updates792
- Siriusxm® Activation Instructions (GDU 455/465 Only)795
- External Interface Configuration (Garmin Units Only)796
- Checklist Editor799
- General Troubleshooting800
Section 35 Troubleshooting800
- CAN Network Troubleshooting801
- Air Data Troubleshooting802
- Invalid OAT and TAS Indications802
- Engine Indication Troubleshooting803
  - Airspeed and Altitude Failure Indications803
  - Engine/Airframe Failure Indications803
- ADAHRS Troubleshooting804
- Post Installation Calibration Procedures806
- GSU 73 Data Logging807
- Sending Troubleshooting Data to Garmin809
Section 36 Maintenance810
- Gsu 73811
- Gdu 37X/Gdu 4Xx813
- New GDU (PFD) Configuration Module Installed813
- New GDU(S) Installed813
- Return to Service Information813
Appendix A Airframe Specific Installation Guidance817
- A.2 Van's Aircraft818
- A.3 Lancair Aircraft821
Appendix B RS-232 Text Output Format836
- B.4 Attitude/Air Data Message Format837
- B.5 Engine Data Message Format838
- B.6 GPS Data Message Format840
Appendix C LRU Performance Specifications/Licensing/Compliance842
- C.6 Gmc 305/307843
- C.13 Gtr 20/200848
  - Certification848
  - License Requirements848

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Garmin G3X Touch Specifications

General

Power Input	10-32 VDC
Touchscreen	Yes
Built-in GPS	Yes
AHRS	Yes
Air Data Computer	Yes
Aviation Database	Yes
Terrain Awareness	Yes
Operating Temperature	-20°C to +55°C
Display Size	10.6 inches
Display Type	LCD
Connectivity	Wi-Fi, Bluetooth, USB, RS-232, CAN bus
Engine Monitoring	Yes
Autopilot Compatibility	Yes
Traffic Awareness	Yes
Weather Data	Yes