Name: Garmin G1000
Brand: Garmin
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190-02102-00 August 2021 Revision 4

G1000 NXi Integrated Avionics System

Line Maintenance Manual

Kodiak 100

System Software Version 2633.00 or later

2634.00 or later

Uncontrolled if Printed

Table of Contents7
Introduction13
Line Maintenance13
Support Equipment13
Special Tools13
Required Software13
Materials13
Consumables13
Expendables13
Supplemental Documents14
Garmin Technical Support14
Manual Distribution15
Activation of Garmin Connext Satellite Services15
System Description and Operation17
G1000 Nxi Integrated Avionics System Description17
LRU Descriptions21
GDU 1050 Display Unit21
GMA 1347 Audio Panel21
GMA 1360D Audio Panel22
GMC 710 AFCS Controller22
GIA 63W/GIA 64W Integrated Avionics Unit23
GEA 71 and GEA 71B Engine and Airframe Interface23
GTX 345R Transponder23
GRS 79 Altitude and Heading Reference System24
GDC 72 Air Data Computer24
GMU 44/GMU 44B Magnetometer24
GTP 59 Outside Air Temperature Probe24
GTS 800 Traffic System25
GWX 75 Airborne Weather Radar Processor25
GWX 70R Weather Radar25
GDL 69A SXM Satellite Radio Receiver25
GSA 80/81 Servo Actuator26
GSM 86 Servo Mount26
System Operation27
G1000 Nxi System Controls27
Apply System Power39
Normal Operation41
Reversionary Mode41
Configuration Mode42
SET>ACTV Configuration43
Data Transmission44
Configuration Mode Navigation45
Software Files45
Configuration File Descriptions46
Configuration File Storage47
Loader Cards48
SD Card Replacement49
Spare Supplemental Data Cards50
Loading System Software and Configuration51
Loader Cards51
Readyboost52
Display Digital Signature Check52
PFD/MFD Software Loading54
System Upload for Software Versions 2633.00+ and 2634.00 to 2634.0455
System Upload for Software Version 2634.05 and Later64
Baseline Software and Configuration Loading65
Loading Optional Equipment Software and Configuration69
Loading Optional Features that Use Enablement Cards69
Crossfill Monitoring System71
Crossfill Troubleshooting75
Software and Configuration Load Troubleshooting76
System Communication Hierarchy77
Maintenance Records77
Aviation Database Loading78
Final Configuration Items80
Aircraft Registration Number Entry80
Fuel Flow Configuration81
Engine Serial Number82
Date and Time Setting (Optional)83
Sidetone Setting (for Aircraft with GIA 63W Units Installed Only)83
Calibration Procedures83
Troubleshooting85
Supporting Documents85
System Fault Reporting and Built-In Testing85
System Annunciations86
NAV1 or COM1 (Numbers 1 & 4)87
NAV2 or COM2 (Numbers 1 & 4)88
Attitude (Number 2)88
AFCS (Number 3)88
Altitude (Number 5)89
Vertical Speed (Number 6)89
TMR (Number 7)89
UTC (Number 8)89
GPS LOI (Loss of Integrity) (Number 9)89
HDG (Number 10)90
No Traffic Data (Number 11)91
No FMS Position (Number 12)91
OAT (Number 13)92
GS (Number 14)92
IAS (Number 15)92
FLAPS (Number 16)93
ELEV (Number 17)93
RUD (Number 18)93
AIL (Number 19)94
Assorted Engine/Airframe Sensors (Number 20)94
System Messages95
System Status Page104
Visual Inspection104
LRU Visual Inspections105
LRU Troubleshooting108
GDU 1050 Display Unit Troubleshooting108
GMA 1360D Audio Panel Troubleshooting115
GIA 64W Integrated Avionics Unit Troubleshooting120
GEA 71B Engine and Airframe Unit Interface Troubleshooting143
GTX 345R Transponder Troubleshooting146
GTS Troubleshooting148
GWX Processor Troubleshooting151
GRS 79 / GMU 44B (AHRS) Troubleshooting159
GDC 72 Air Data Computer Troubleshooting172
GTP 59 Outside Air Temperature Probe Troubleshooting173
GDL 69A SXM Satellite Radio Receiver Troubleshooting174
AFCS Troubleshooting176
Downloading GIA and GSA Maintenance Logs188
Downloading Assert (Diagnostic) Logs189
Additional Troubleshooting191
Aircraft Report191
Aircraft Copy / Fleet Copy193
CMC Maintenance Log Exporting195
Lru Replacement199
Accessing Lrus199
Replacement Procedures199
GDU 1050 Display Unit Replacement200
GMA1360D/GMA1347 Audio Panel Replacement201
GIA 64W/63W Integrated Avionics Unit Replacement202
GMC 710 AFCS Control Unit203
GRS 79 Attitude and Heading Reference System Replacement203
GMU 44/44B Magnetometer Replacement204
GDC 72 Air Data Computer204
GEA 71/71B Engine and Airframe Interface Unit Replacement206
GDL 69A SXM Satellite Radio Receiver Replacement207
GTS Traffic System208
GTX 345R Transponder Replacement209
GTP 59 Outside Air Temperature Probe Replacement209
GWX 70R/75 Weather Radar211
GSA 80/81 Servo Actuators212
GSM 86 Servo Gearbox213
Configuration Module Replacement214
GEA 71B Backshell Thermocouple Removal and Replacement216
Reloading Software and Configuration219
Applicability and Limitations219
Transaction Log Page220
Reloading Procedures221
Lrus with Unique Loading Procedures222
Reloading Verification222
Card Copy Management223
Swapping Lrus223
Alternate Loading Procedures224
GDU 1050A Display Unit224
GMA 1360D Audio Panel224
GEA 71/71B Engine and Airframe Interface Unit224
GTX 345R Transponder224
GRS 79 AHRS / GMU 44(B) Magnetometer225
GDC 72 Air Data Computer225
GDL 69A SXM Siriusxm Datalink Receiver225
Lru Testing and Calibration227
Display Testing227
GIA 64W/63W Testing229
GPS Signal Acquisition229
VHF COM Interference Test230
VOR/LOC/GS Test231
GMA 1347/1360D Audio Panel231
Intercom System (ICS) Check231
Transceiver Operational Check232
Failsafe Operation Check232
Marker Beacon Test233
Siriusxm Audio Suppression Check233
GEA 71/71B Engine and Airframe Interface Unit234
GTX 345R Transponder235
Transponder Ground Test235
ADS-B out Test236
GDC 72 Testing237
GTP 59 OAT Probe Check237
GRS/GMU Calibration Procedure237
GRS 79 and GMU 44(B) AHRS Testing237
Calibration Procedure A-1: Pitch240
Calibration Procedure A-2: Zero Pitch/Roll Offsets by Manual Entry241
Calibration Procedure B: Magnetometer Calibration242
Calibration Procedure C: Heading Offset Compensation244
Calibration Procedure D: Engine Run-Up Vibration Test245
Calibration Procedure E: Magnetometer Interference Test247
Site Evaluation of Magnetic Disturbances for Magnetometer Calibration250
GEA 71 High-Side Current Monitor Calibration Procedure (GEA 71 Only)252
GDC 72 Air Data Computer254
GDL 69A SXM Testing254
Audio Entertainment Testing255
SIRIUS XM Weather257
GTS Testing257
TAS Test on the MFD Traffic Page257
GTS Ground Test Procedure258
GTS 800 Antenna Functional Check259
GWX Processor Testing261
GWX Processor Pitch and Roll Trim Adjustments262
Gfc 700 Testing263
Preflight Test263
AFCS Switch Checks264
Autopilot Clutch Overpower Check266
Manual Electric Trim Speed Check, Pitch Trim266
HDG, CWS and NOSE UP/DN Wheel Check267
ESP Functional Check268
Calibration Procedures270
Trim Calibration270
Fuel Level Indication System Calibration271
Periodic Maintenance277
Electrical Bonding Tests277
GWX 70R/GWX 75 Weather Radar277
Gts 800 Tas277
GDC 72 Air Data Computer Periodic Maintenance277
GEA 71/71B Engine and Airframe Interface Unit Periodic Maintenance277
GMA 1347/1360D Audio Panel Periodic Maintenance277
GIA 63/64W Integrated Avionics Unit277
GTP 59 Outside Air Temperature Probe277
GMC 710 AFCS Mode Controller Periodic Maintenance277
GRS 79 Altitude and Heading Reference System Periodic Maintenance278
GTX 345R Transponder Periodic Maintenance278
GDL 69A SXM Periodic Maintenance278
Equipment Removal and Replacement278
Audio Suppression Verification278
GDU 1050A Display Unit Periodic Maintenance278
GSA 80/81 Servo Actuator Periodic Maintenance278
GSA 80/81 Greasing Procedure278
GSM 86 Servo Gearbox279
Slip Clutch Torque Check Procedure and Servo Current Display Check279
GSM Slip Clutch Checking and Adjustment Procedure285
Slip Clutch Override285
GFC 700 Visual Inspection Procedure286
Flight Stream 510 Wireless Transceiver Periodic Maintenance286

Brand	Garmin
Model	G1000
Category	Avionics Display
Language	English

Garmin G1000 Line Maintenance Manual

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