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GDU 1040 (PFD)
No. 1 GIA 63/63W
Integrated Avionics Unit
System Inegration Processors
I/O Processors
VHF COM
VHF NAV/LOC
GPS/WAAS
Glideslope
Flight Director (with GFC 700 option)
The GDU 1042 and GDU 1044 are equipped with additional bezel controls and are available for use
NOTE:
in systems equipped with the Garmin GFC 700 Automatic Flight Control System.
190-00592-06 Rev. A
High-Speed Data Bus (Ethernet)
GMA 1347
Audio Panel
Reversionary
Control
GDC 74A
Air Data
Computer
Airspeed
Altitude
Vertical Speed
GRS 77
AHRS
Attitude
GPS Output
Rate of Turn
Slip/Skid
GMU 44
Magnetometer
Heading
GTX 33
Transponder
GEA 71
Engine/Airframe
GSA 81
GSA 81
Pitch Servo
Roll Servo
Autopilot Calculations
Autopilot Calculations
(optional)
(optional)
Figure 1-1 G1000 System Block Diagram
Garmin G1000 Pilot's Guide for the Diamond DA40/40F
Reversionary
Control
OAT
No. 2 GIA 63/63W
Integrated Avionics Unit
System Integration Processors
GPS Output
Unit
GSA 81
Pitch Trim Servo
Autopilot Calculations
(optional)
SYSTEM OVERVIEW
GDU 1040/1042/1044 (MFD)
I/O Processors
VHF COM
VHF NAV/LOC
GPS/WAAS
Glideslope
5
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