Pilots Guide
Page 9
... NavData Card and the TERRAIN Data Card (if applicable) are missing or damaged, please contact a Garmin dealer immediately. garmin.com). Standard Package: • GNC 420 Unit • NavData® Card • Terrain Data Card • Installation Rack • Connectors • GPS Antenna • Pilot's Guide • Quick Reference Guide • 400/500-series Display Interface...
... NavData Card and the TERRAIN Data Card (if applicable) are missing or damaged, please contact a Garmin dealer immediately. garmin.com). Standard Package: • GNC 420 Unit • NavData® Card • Terrain Data Card • Installation Rack • Connectors • GPS Antenna • Pilot's Guide • Quick Reference Guide • 400/500-series Display Interface...
Pilots Guide
Page 17
...standby frequencies to enter the standby frequency. 190-00140-20 Rev. Selecting COM Frequencies While the GNC 420 is divided into separate windows (or screen areas), including a COM Window, data field (distance), and the GPS Window (the right side of the display). Figure 1-12 Standby Frequency ...After entering the active frequency, follow the preceding steps to be used for the first phase of the desired frequency. COM Window Active Frequency GPS Window Standby Frequency Data Field SECTION 1 INTRODUCTION Changing the standby communication frequency: Turn the large left knob to select ...
...standby frequencies to enter the standby frequency. 190-00140-20 Rev. Selecting COM Frequencies While the GNC 420 is divided into separate windows (or screen areas), including a COM Window, data field (distance), and the GPS Window (the right side of the display). Figure 1-12 Standby Frequency ...After entering the active frequency, follow the preceding steps to be used for the first phase of the desired frequency. COM Window Active Frequency GPS Window Standby Frequency Data Field SECTION 1 INTRODUCTION Changing the standby communication frequency: Turn the large left knob to select ...
Pilots Guide
Page 21
... automatically go to display the frequency list for the airport nearest to display the list of airports within the flight plan (Figure 1-22). K GNC 420(A) Pilot's Guide and Reference 1-13 Continue to turn the small right knob until the desired airport is displayed. Selecting a communication frequency: ... (NAV frequencies are included in the COM Window. Displaying the frequency list for the desired flight plan or direct-to airport: 1) Press the small right knob to activate the cursor on the airport identifier field (in the GPS Window). 2) Turn the small right knob to display the list of...
... automatically go to display the frequency list for the airport nearest to display the list of airports within the flight plan (Figure 1-22). K GNC 420(A) Pilot's Guide and Reference 1-13 Continue to turn the small right knob until the desired airport is displayed. Selecting a communication frequency: ... (NAV frequencies are included in the COM Window. Displaying the frequency list for the desired flight plan or direct-to airport: 1) Press the small right knob to activate the cursor on the airport identifier field (in the GPS Window). 2) Turn the small right knob to display the list of...
Pilots Guide
Page 31
... for a nearby airport and select from some examples of selecting COM frequencies from that list: 1) Start with a minimum of the COM Window. K GNC 420(A) Pilot's Guide and Reference 2-3 Any COM frequency displayed in the GPS Window can be transferred to the standby COM frequency field, with the desired airport highlighted on the airport identifier field of...
... for a nearby airport and select from some examples of selecting COM frequencies from that list: 1) Start with a minimum of the COM Window. K GNC 420(A) Pilot's Guide and Reference 2-3 Any COM frequency displayed in the GPS Window can be transferred to the standby COM frequency field, with the desired airport highlighted on the airport identifier field of...
Pilots Guide
Page 33
... will not be possible without momentarily pressing the COM Remote Tranfer Switch again, or by recycling power. K GNC 420(A) Pilot's Guide and Reference 2-5 To quickly tune and activate 121.500: Press and hold COM Flip-flop Key (or COM Remote Tranfer Switch) for transmit and receive, ...place the cursor on , regardless of GPS or cursor status, or loss of an in COM frequency will automatically tune to select the emergency channel, further changes in -flight emergency. SECTION 2 COM Selecting a COM frequency for any airport in the standby COM Window field. Press the ENT Key when...
... will not be possible without momentarily pressing the COM Remote Tranfer Switch again, or by recycling power. K GNC 420(A) Pilot's Guide and Reference 2-5 To quickly tune and activate 121.500: Press and hold COM Flip-flop Key (or COM Remote Tranfer Switch) for transmit and receive, ...place the cursor on , regardless of GPS or cursor status, or loss of an in COM frequency will automatically tune to select the emergency channel, further changes in -flight emergency. SECTION 2 COM Selecting a COM frequency for any airport in the standby COM Window field. Press the ENT Key when...
Pilots Guide
Page 36
...first NAV page is heading TO (up arrow) the waypoint or FROM the waypoint (down arrow). 3-2 GNC 420(A) Pilot's Guide and Reference 190-00140-20 Rev. While viewing any page by a GPS-derived distance (0.3, 1.0 or 5.0 nm), as outlined in Current Page Group Current Page Group Figure 3-3 Default... SECTION 3 NAV PAGES 3.2 NAV Page Group The NAV Page Group includes seven pages (Figure 3-2). Default NAV Map TERRAIN (if configured) NAV/COM Position Satellite Status VNAV Figure 3-2 NAV Pages NOTE: The NAV Page Group may find this manual for the flight plan, to show the current...
...first NAV page is heading TO (up arrow) the waypoint or FROM the waypoint (down arrow). 3-2 GNC 420(A) Pilot's Guide and Reference 190-00140-20 Rev. While viewing any page by a GPS-derived distance (0.3, 1.0 or 5.0 nm), as outlined in Current Page Group Current Page Group Figure 3-3 Default... SECTION 3 NAV PAGES 3.2 NAV Page Group The NAV Page Group includes seven pages (Figure 3-2). Default NAV Map TERRAIN (if configured) NAV/COM Position Satellite Status VNAV Figure 3-2 NAV Pages NOTE: The NAV Page Group may find this manual for the flight plan, to show the current...
Pilots Guide
Page 161
... with the version and type of built-in Oceanic, Enroute, and Terminal phases of the screen (Figure 9-32) indicates that the GNC 420 will have adequate satellite geometry during approach operations and warn the pilot if RAIM is disabled. An 'INTEG' annunciation at the ...Displays the current version and area of coverage of sunrise and sunset at any waypoint or the present position for the operating software within the GPS receiver, COM transceiver, and main processor board. • Database Versions - Use an alternate navigation source. SECTION 9 AUX PAGES If a 'WARN' annunciation...
... with the version and type of built-in Oceanic, Enroute, and Terminal phases of the screen (Figure 9-32) indicates that the GNC 420 will have adequate satellite geometry during approach operations and warn the pilot if RAIM is disabled. An 'INTEG' annunciation at the ...Displays the current version and area of coverage of sunrise and sunset at any waypoint or the present position for the operating software within the GPS receiver, COM transceiver, and main processor board. • Database Versions - Use an alternate navigation source. SECTION 9 AUX PAGES If a 'WARN' annunciation...
Pilots Guide
Page 228
... of navigation per FAA AC 90-100 'U.S. Terminal and En Route Area Navigation (RNAV) Operations'. Figure 12-2 Garmin 400-Series Trainer Software . 12-2 GNC 420(A) Pilot's Guide and Reference 190-00140-20 Rev. SECTION 12 - An FDE prediction must use the FDE...GPS constellation is scheduled to be performed prior to provide a navigation solution. K Prior to departure, the operator must be the sole source of flight). The trainer software and the document "400/500-series FDE Prediction Instructions" (190-00643-00) are still able to departure for free download (www.garmin.com...
... of navigation per FAA AC 90-100 'U.S. Terminal and En Route Area Navigation (RNAV) Operations'. Figure 12-2 Garmin 400-Series Trainer Software . 12-2 GNC 420(A) Pilot's Guide and Reference 190-00140-20 Rev. SECTION 12 - An FDE prediction must use the FDE...GPS constellation is scheduled to be performed prior to provide a navigation solution. K Prior to departure, the operator must be the sole source of flight). The trainer software and the document "400/500-series FDE Prediction Instructions" (190-00643-00) are still able to departure for free download (www.garmin.com...
Pilots Guide
Page 231
...GPS position accuracy has been degraded and RAIM is complete before attempting the transfer again. Wait until any previous crossfill operation is not available. When the NavData Card is complete The unit-to a Garmin dealer for navigation The GNC 420 is activated. MESSAGES, ABBREVIATIONS, & NAV TERMS Message Description COM... transmitter power has been reduced The GNC 420 has detected excessive unit temperature and/or ...
...GPS position accuracy has been degraded and RAIM is complete before attempting the transfer again. Wait until any previous crossfill operation is not available. When the NavData Card is complete The unit-to a Garmin dealer for navigation The GNC 420 is activated. MESSAGES, ABBREVIATIONS, & NAV TERMS Message Description COM... transmitter power has been reduced The GNC 420 has detected excessive unit temperature and/or ...
Pilots Guide
Page 243
...Fuel/Air Data * Earlier versions of the 420 were designed to a Garmin authorized service center. 190-00140-20 Rev. K GNC 420(A) Pilot's Guide and Reference B-1 RMI (digital: clock/data);... 95% non-condensing Altitude: -1,500 ft to 50,000 ft (-457 m to 15,240 m) GPS PERFORMANCE Receiver: 12 parallel channel PhaseTrac12™ Acquisition Time: 12 seconds (warm) 45 seconds (cold...- 0.1 knot RMS steady state Dynamics: 999 kts maximum velocity 6g maximum acceleration VHF COM PERFORMANCE Channels: 760 (25 kHz spacing) or 2280 (8.33 kHz spacing) Frequency Range...
...Fuel/Air Data * Earlier versions of the 420 were designed to a Garmin authorized service center. 190-00140-20 Rev. K GNC 420(A) Pilot's Guide and Reference B-1 RMI (digital: clock/data);... 95% non-condensing Altitude: -1,500 ft to 50,000 ft (-457 m to 15,240 m) GPS PERFORMANCE Receiver: 12 parallel channel PhaseTrac12™ Acquisition Time: 12 seconds (warm) 45 seconds (cold...- 0.1 knot RMS steady state Dynamics: 999 kts maximum velocity 6g maximum acceleration VHF COM PERFORMANCE Channels: 760 (25 kHz spacing) or 2280 (8.33 kHz spacing) Frequency Range...
