Pilot's Guide

190-00498-00 Rev. A
Garmin G1000 Pilot’s Guide for Cessna Nav III
1-4
SYSTEM OVERVIEW
Figure 1-1 Basic G1000 System
No. 1 GIA 63
Integrated Avionics Unit
System Inegration Processors
I/O Processors
VHF COM
VHF NAV/LOC
GPS
Glideslope
No. 2 GIA 63
Integrated Avionics Unit
System Integration Processors
I/O Processors
VHF COM
VHF NAV/LOC
GPS
Glideslope
GTX 33
Transponder
High-Speed Data Bus (Ethernet)
Reversionary
Control
GEA 71
Engine/Airframe
Unit
GDC 74A
Air Data
Computer
OAT
Airspeed
Altitude
Vertical Speed
GRS 77
AHRS
Attitude
Rate of Turn
Slip/Skid
GMU 44
Magnetometer
Heading
G
P
S
O
u
t
p
u
t
G
P
S
O
u
t
p
u
t
Reversionary
Control
GMA 1347
Audio Panel
GDU 1040 (PFD)
GDU 1040 (MFD)
Honeywell
KAP 140
Autopilot
(If equipped)