Pilots Guide
Page 9
...panel. garmin.com). The GNC 420 represents Garmin's commitment to provide accurate, easy-to the website (www. K GNC 420(A) Pilot's Guide and Reference 1-1 NOTE: Help Garmin provide better...GNC 420 Unit • NavData® Card • Terrain Data Card • Installation Rack • Connectors • GPS Antenna • Pilot's Guide • Quick Reference Guide • 400/500-series Display Interface Pilot's Guide Addendum • Database Subscription Packet • Warranty Registration Card • GNC 420 Simulator CD-ROM The Garmin dealer installs and configures the GNC 420...
...panel. garmin.com). The GNC 420 represents Garmin's commitment to provide accurate, easy-to the website (www. K GNC 420(A) Pilot's Guide and Reference 1-1 NOTE: Help Garmin provide better...GNC 420 Unit • NavData® Card • Terrain Data Card • Installation Rack • Connectors • GPS Antenna • Pilot's Guide • Quick Reference Guide • 400/500-series Display Interface Pilot's Guide Addendum • Database Subscription Packet • Warranty Registration Card • GNC 420 Simulator CD-ROM The Garmin dealer installs and configures the GNC 420...
Pilots Guide
Page 17
... to be used for the first phase of the flight. K GNC 420(A) Pilot's Guide and Reference 1-9 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). The GNC 420's display (Figure 1-12) is acquiring a position, take a minute to...
... to be used for the first phase of the flight. K GNC 420(A) Pilot's Guide and Reference 1-9 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). The GNC 420's display (Figure 1-12) is acquiring a position, take a minute to...
Pilots Guide
Page 21
...to turn the small right knob until the desired airport is displayed. COM frequencies automatically go to display the list of the COM Window. 4) To activate the selected frequency, press the COM Flip-flop Key. K GNC 420(A) Pilot's Guide and Reference 1-13 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 ...
...to turn the small right knob until the desired airport is displayed. COM frequencies automatically go to display the list of the COM Window. 4) To activate the selected frequency, press the COM Flip-flop Key. K GNC 420(A) Pilot's Guide and Reference 1-13 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 ...
Pilots Guide
Page 31
... turn the large right knob to place the frequency in the standby field of the first airport in the list. K GNC 420(A) Pilot's Guide and Reference 2-3 Selecting a COM frequency for a nearby airport and select from some of keystrokes required. Figure 2-5 Nearest Airport Page 3) Press the small ... the small right knob to display the frequency list (Figure 2-6). The following are some examples of selecting COM frequencies from that list: 1) Start with a minimum of the main GPS pages. Displaying the entire list of frequencies for a nearby airport: 1) Turn the large right knob to...
... turn the large right knob to place the frequency in the standby field of the first airport in the list. K GNC 420(A) Pilot's Guide and Reference 2-3 Selecting a COM frequency for a nearby airport and select from some of keystrokes required. Figure 2-5 Nearest Airport Page 3) Press the small ... the small right knob to display the frequency list (Figure 2-6). The following are some examples of selecting COM frequencies from that list: 1) Start with a minimum of the main GPS pages. Displaying the entire list of frequencies for a nearby airport: 1) Turn the large right knob to...
Pilots Guide
Page 33
... loses communication with the main system, the radio 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 Emergency channel select is available anytime the unit is used to select the emergency channel, further... identifier of the desired airport. Figure 2-9 Airport Frequencies Page 3) Press the small right knob to place the cursor on , regardless of GPS or cursor status, or loss of the display. Press the ENT Key when finished. 5) Turn the large right knob to highlight the desired...
... loses communication with the main system, the radio 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 Emergency channel select is available anytime the unit is used to select the emergency channel, further... identifier of the desired airport. Figure 2-9 Airport Frequencies Page 3) Press the small right knob to place the cursor on , regardless of GPS or cursor status, or loss of the display. Press the ENT Key when finished. 5) Turn the large right knob to highlight the desired...
Pilots Guide
Page 36
... 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. Other pages are defined by pressing and holding... the CLR Key. Default NAV Map TERRAIN (if configured) NAV/COM Position Satellite Status VNAV Figure 3-2 NAV Pages NOTE: The NAV Page Group may also... current satellite reception, and to traffic and/or weather information sources. While viewing any page by a GPS-derived distance (0.3, 1.0 or 5.0 nm), as outlined in Section 9.4. By default, the CDI scale ...
... 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. Other pages are defined by pressing and holding... the CLR Key. Default NAV Map TERRAIN (if configured) NAV/COM Position Satellite Status VNAV Figure 3-2 NAV Pages NOTE: The NAV Page Group may also... current satellite reception, and to traffic and/or weather information sources. While viewing any page by a GPS-derived distance (0.3, 1.0 or 5.0 nm), as outlined in Section 9.4. By default, the CDI scale ...
Pilots Guide
Page 161
...an alternate navigation source. If a database is available for primary navigation guidance. K GNC 420(A) Pilot's Guide and Reference 9-13 Predicts if GPS coverage is found to provide navigation information, but should not be sufficient, but the GNC 420 has detected a position error which exceeds protection limits. In such cases, use an ...Enroute, and Terminal phases 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 - • RAIM Prediction -
...an alternate navigation source. If a database is available for primary navigation guidance. K GNC 420(A) Pilot's Guide and Reference 9-13 Predicts if GPS coverage is found to provide navigation information, but should not be sufficient, but the GNC 420 has detected a position error which exceeds protection limits. In such cases, use an ...Enroute, and Terminal phases 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 - • RAIM Prediction -
Pilots Guide
Page 228
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. An FDE prediction must use the FDE Prediction Program supplied with the 400-series ... is robust enough to be performed prior to departure for a flight involving: • Oceanic/Remote operation where GPS is scheduled to provide a navigation solution for free download (www.garmin.com). Prior to departure, the operator must be outof-service, per FAA Notice 8110.60. • U.S. SECTION 12 - FAULT DETECTION AND...
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. An FDE prediction must use the FDE Prediction Program supplied with the 400-series ... is robust enough to be performed prior to departure for a flight involving: • Oceanic/Remote operation where GPS is scheduled to provide a navigation solution for free download (www.garmin.com). Prior to departure, the operator must be outof-service, per FAA Notice 8110.60. • U.S. SECTION 12 - FAULT DETECTION AND...
Pilots Guide
Page 231
...unit-to-unit crossfill was detected during unit-to-unit crossfill of the GPS position. To eliminate the message, re-create the flight plan from their original published form. Degraded accuracy GPS position accuracy has been degraded and RAIM is not usable and the card...Card. Contact Jeppesen or a Garmin dealer for assistance. Data transfer is busy) An attempt to transfer flight plan data during a unit-to -unit crossfill was cancelled. Display backlight failure The GNC 420 has detected a failure in the new database. The COM transceiver transmit power has been automatically...
...unit-to-unit crossfill was detected during unit-to-unit crossfill of the GPS position. To eliminate the message, re-create the flight plan from their original published form. Degraded accuracy GPS position accuracy has been degraded and RAIM is not usable and the card...Card. Contact Jeppesen or a Garmin dealer for assistance. Data transfer is busy) An attempt to transfer flight plan data during a unit-to -unit crossfill was cancelled. Display backlight failure The GNC 420 has detected a failure in the new database. The COM transceiver transmit power has been automatically...
Pilots Guide
Page 243
...420 units) ENVIRONMENTAL Temperature: -20°C to +55°C (operating range) (-4°F to +131°F) Humidity: 95% non-condensing Altitude: -1,500 ft to 50,000 ft (-457 m to 15,240 m) GPS... VHF COM PERFORMANCE Channels: 760 (25 kHz spacing) or 2280 (8.33 kHz spacing) Frequency Range: 118.000 MHz to a Garmin authorized ...420) 16 watts minimum (420A) INTERFACES ARINC 429; Aviation RS-232; Fuel Sensor; Fuel/Air Data * Earlier versions of the 420 were designed to be used with 28 Vdc power only. Superflag Out; RMI (digital: clock/data); K GNC 420...
...420 units) ENVIRONMENTAL Temperature: -20°C to +55°C (operating range) (-4°F to +131°F) Humidity: 95% non-condensing Altitude: -1,500 ft to 50,000 ft (-457 m to 15,240 m) GPS... VHF COM PERFORMANCE Channels: 760 (25 kHz spacing) or 2280 (8.33 kHz spacing) Frequency Range: 118.000 MHz to a Garmin authorized ...420) 16 watts minimum (420A) INTERFACES ARINC 429; Aviation RS-232; Fuel Sensor; Fuel/Air Data * Earlier versions of the 420 were designed to be used with 28 Vdc power only. Superflag Out; RMI (digital: clock/data); K GNC 420...