SECTION 1—INTRODUCTION
Scope
Maintenance Concept
AFM/AFMS/POH Considerations
Garmin GNSS (GPS/SBAS) Navigation System Equipment Approvals
Garmin GNSS (GPS/SBAS) Navigation System Limitations
SECTION 2—G1000 SYSTEM OVERVIEW
Block Diagrams
System Communication
Flight Instrumentation
G1000 Engine Indication System
G1000 Com/Nav System
GFC 700 Autopilot
GTS 8XX TCAS System
GDU Overview
GDU Communication
SECTION 3—LRU DESCRIPTIONS
Displays (GDU 1XXX PFD and GDU 1XXX MFD)
GMA 1347X Audio Panel
GMA 350H Audio Panel (Helicopters)
GIA 63X Integrated Avionics Unit
GDC 74X Air Data Computer
GEA 71 Engine/Airframe Unit

GTX 33X Transponder
GRS 77 Attitude, Heading, and Reference Unit (AHRS)
GMU 44 Magnetometer
GDL 69X Satellite Data Link Receiver
GSA 8X AFCS Servo Actuator and GSM 85(A) Servo Gearbox