Page ii 400W Series Installation ManualRev. G 190-00356-02TABLE OF CONTENTSPARAGRAPH PAGE1. GENERAL DESCRIPTION .........................................................................................................1-11.1 Introduction...................................................................................................................................1-11.2 Scope.............................................................................................................................................1-21.3 Equipment Description .................................................................................................................1-21.4 Technical Specifications ...............................................................................................................1-31.4.1 Physical Characteristics........................................................................................................1-31.4.2 General Specifications..........................................................................................................1-41.4.3 GPS Specifications...............................................................................................................1-51.4.4 COM Transceiver Specifications (GNC 420W and GNS 430W Only) ** ..........................1-61.4.5 VOR Specifications (GNS 430W Only) ..............................................................................1-71.4.6 LOC Specifications (GNS 430W Only)...............................................................................1-71.4.7 Glideslope Specifications (GNS 430W Only) .....................................................................1-81.4.8 GPS Antenna Requirements.................................................................................................1-91.5 License Requirements .................................................................................................................1-111.6 Regulatory Compliance ..............................................................................................................1-121.6.1 TSO Authorization and Advisory Circular Reference .......................................................1-121.6.2 TSO Deviations..................................................................................................................1-141.6.3 ETSO Authorization...........................................................................................................1-151.6.4 ETSO Deviations ...............................................................................................................1-161.6.5 FCC Grant of Equipment Authorization ............................................................................1-161.7 Database Options and Updates ................................................................................................... 1-171.7.1 Aviation Database ..............................................................................................................1-171.7.2 Terrain Database ................................................................................................................1-171.8 Fault Detection and Exclusion (FDE).........................................................................................1-171.9 Limited Warranty........................................................................................................................1-182. INSTALLATION OVERVIEW ...................................................................................................2-12.1 Introduction...................................................................................................................................2-12.2 Minimum System Configuration ..................................................................................................2-12.2.1 VFR Installation ...................................................................................................................2-12.2.2 IFR GPS Installation ............................................................................................................2-12.2.3 IFR VOR/LOC/GS Installation............................................................................................2-22.3 External Sensors ...........................................................................................................................2-22.3.1 Multiple Uncorrected Pressure Altitude Sources .................................................................2-22.3.2 Multiple Baro-Corrected Altitude Sources...........................................................................2-22.3.3 Multiple Heading Sources....................................................................................................2-32.4 Antenna Considerations ................................................................................................................2-3