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Enstrom TH-28/480 Series Maintenance Manual Supplement 8
G1000H Integrated Flight Deck System
Rev. 1, Jan 25/18
Page
1-1
G1000H INTEGRATED FLIGHT DECK
SECTION 1
SYSTEM DESCRIPTION
System Description
The G1000H system is an integrated flight deck system that presents flight instrumentation,
position, navigation, communication, and identification information to the pilot through large format
displays. The G1000H system also includes instrument panel mounted caution/warning
annunciators and the Crew Alerting System (CAS) message display.
System Overview
The G1000H system installation consists of the following Line Replaceable Units (LRUs).
GDU 1040H
Primary Flight Display (PFD) and Multi-Function Display (MFD)
GIA 63H
Integrated Avionics Unit (2)
GEA 71H
Engine/Airframe Unit (2)
ST 32
Signal Conditioner (2)
GTX 33H
Mode S Transponder with Extended Squitter (ES)
GRS 77H
Attitude and Heading Reference System (AHRS)
GMU 44
Magnetometer
GDC 74H
Air Data Computer
GTP 59
Outside Air Temperature (OAT)
Cooling Fans (Avionics, PFD, and MFD)
(optional)
GTS 800
Traffic Avoidance System (TAS) with
GA 58
Antenna (see
Chapter 2)
(optional)
GDL 69AH
Satellite Data Link Receiver with
GA 55
Antenna (see
Chapter 3)
(For G1000H P/N 4220650-3 only)
MD302
Standby Attitude Module (SAM) (see
Chapter 4)
(optional)
KN 63
Distance Measuring Equipment (DME) (see Chapter 5)
(optional)
GMA 350H
Audio Panel (see TH-28/480 Series Maintenance Manual
Supplement 5, Chapter 9)
The G1000H system block diagram is shown in Figure 1.
Figure 2
shows LRU installation locations or references to the applicable figure for
additional component installation detail.
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