Page vi G1000 Nav III Line Maintenance ManualRev. L 190-00352-00LIST OF FIGURESFIGURE PAGE1-1 Typical Cessna Nav III G1000 System Interconnect.........................................................................1-61-2 G1000 Flight Instrumentation Data Paths..........................................................................................1-71-3 G1000 Navigation/Communication Data Paths.................................................................................1-81-4 GDU 104X Control Interface ............................................................................................................1-91-5 GMA 1347 Control Interface.............................................................................................................1-91-6 FMS Control Knob ..........................................................................................................................1-101-7 G1000 Softkeys ...............................................................................................................................1-111-8 Configuration Mode Navigation......................................................................................................1-111-9 G1000 Configuration Storage ..........................................................................................................1-141-10 GRS/GDC Configuration Storage ...................................................................................................1-151-11 SET/ACTV Feature .........................................................................................................................1-161-12 Configuration Status ........................................................................................................................1-162-1 Red X’d Display Fields......................................................................................................................2-12-2 Alerts & Annunciations .....................................................................................................................2-62-3 System Status Page (AUX Group).....................................................................................................2-62-4 AFCS Annunciation Field .................................................................................................................2-72-5 RS-232/ARINC 429 CONFIG Page ................................................................................................2-192-6 GDU STATUS Page........................................................................................................................2-202-7 GDU TEST Page .............................................................................................................................2-222-8 DIAGNOSTICS Page ......................................................................................................................2-252-9 SERIAL/ETHERNET I/O Page.......................................................................................................2-262-10 ALERT CONFIGURATION Page ..................................................................................................2-272-11 AIRFRAME CONFIGURATION Page ..........................................................................................2-272-12 GMA CONFIGURATION Page .....................................................................................................2-382-13 GMA 1347 Data Paths.....................................................................................................................2-422-14 RS-232/ARINC 429.........................................................................................................................2-432-15 CAN/RS-485 CONFIGURATION Page .........................................................................................2-442-16 GIA I/O CONFIGURATION Page .................................................................................................2-452-17 COM SETUP Page ..........................................................................................................................2-462-18 GIA STATUS Page .........................................................................................................................2-472-19 AHRS/AIR DATA INPUT Page .....................................................................................................2-552-20 GRS 77 Data Paths ..........................................................................................................................2-582-21 GDC 74A Data Paths.......................................................................................................................2-602-22 ENGINE DATA Page......................................................................................................................2-612-23 GEA STATUS Page ........................................................................................................................2-622-24 GEA Configuration Page .................................................................................................................2-632-25 GEA 71 DATA Paths ......................................................................................................................2-652-26 MFD AUX – SYSTEM STATUS Page ..........................................................................................2-662-27 HSCM Offset Tool User Interface...................................................................................................2-672-28 CONFIGURATION UPLOAD Page (GDU software version 6.01 or earlier) ...............................2-68