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190-01878-02 GMA 342/345 Installation Manual

Rev. 5 Page iii

TABLE OF CONTENTS

PARAGRAPH PAGE

Section 1 General Description ...........................................................................1-1

1.1 Introduction...................................................................................................................... 1-1

1.2 Equipment Description .................................................................................................... 1-1

1.3 Technical Specifications .................................................................................................. 1-3

1.4 Certification ..................................................................................................................... 1-7

1.5 Operating Instructions.................................................................................................... 1-10

1.6 Reference Documents .................................................................................................... 1-10

Section 2 Installation Overview.........................................................................2-1

2.1 Introduction...................................................................................................................... 2-1

2.2 Installation Materials ....................................................................................................... 2-1

2.3 Available Accessories...................................................................................................... 2-2

2.4 Installation Considerations .............................................................................................. 2-4

2.5 Cabling and Wiring.......................................................................................................... 2-7

2.6 Electrical Bonding ........................................................................................................... 2-7

2.7 Cooling Air ...................................................................................................................... 2-8

2.8 Configuration, and Adjustment Options .......................................................................... 2-8

2.9 Updating Software ......................................................................................................... 2-13

2.10 Electrical Noise............................................................................................................ 2-14

2.11 Mounting Requirements .............................................................................................. 2-15

Section 3 Installation Procedure........................................................................3-1

3.1 Unpacking Unit................................................................................................................ 3-1

3.2 Electrical Connections ..................................................................................................... 3-1

3.3 Antenna Installation......................................................................................................... 3-2

3.4 Shield Block Backshell Installation Instructions ............................................................. 3-2

3.5 Backshell Assembly......................................................................................................... 3-3

3.6 Unit Installation ............................................................................................................... 3-3

3.7 Post Installation Checkout .............................................................................................. 3-4

3.8 Continued Airworthiness ................................................................................................. 3-7

3.9 Diagnostics Information .................................................................................................. 3-7

3.10 Disabling Bluetooth Connectivity (GMA 345 only) ..................................................... 3-8

Section 4 System Interconnects .........................................................................4-1

4.1 Connector Description ..................................................................................................... 4-1

4.2 Pin List............................................................................................................................. 4-1

4.3 Aircraft Power.................................................................................................................. 4-4

4.4 Lighting Bus .................................................................................................................... 4-5

4.5 RS-232 ............................................................................................................................. 4-5

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