Gebruiksaanwijzing /service van het product GNC 420AW van de fabrikant Garmin
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400W Series Quick Refer ence.
OBS Key Power and Com V olume/Squelch Photocell for Auto- Dimming Graphic Moving Map Display and Navigation Info Procedure Key Range Keys Enter Key Direct-T o Key Menu Key Clear Key Comm Freq Flip/Flo.
1 Model Descriptions This guide covers the operation of the GPS 400W , GNC 420W , GNC 420A W , GNS 430W , and GNS 430A W . In general, all models will be referred to as the 400W -series , except where there ar e physical or operational differ ences. The 400W -series units are 6.
2 KEYS AND KNOBS Left-hand Keys and Knobs k In the GNC 420W and the GNS 430W , the COM power/volume knob controls unit power and communications radio volume. Press the knob momentarily to enable/disable automatic squelch control. j In the GNS 430W , the VLOC volume knob controls audio volume for the selected VOR/ Localizer frequency .
3 Right-hand Keys and Knobs R The range key ( RNG ) allows you to select the desired map scale. Press the up arr ow side of the key to zoom out or the down arrow side to zoom in. D The direct-to key allows you to enter a destination waypoint and establishes a direct course to the selected destination.
4 Bottom Row Keys GPS 400W GNC 420W GNS 430W N The nearest ( NRST) key (GPS 400W and GNC 420W only) displays the nearest airports page. Then, turning the small right knob steps through the NRST pages. C In the GNS 430W , the CDI key is used to toggle which navigation source (GPS or VLOC) provides output to an external HSI or CDI.
5 POWER ON Powering on the Unit 1. T urn the COM power/volume knob clockwise to turn the unit on and set the desired radio volume . 2. T he Main and GPS softw are version page appears bri efly , fol lowe d by land and ter ra in data bas e pa ges , as the unit conducts self-tests to ensure proper operation.
6 Screen Layout (windows) COM Window GPS Window Active Fr equency on top & Standby on bottom (active window highlighted by cursor) { { VLOC Window { The 400W -series display is divided into four separate “windows” (or screen areas).
7 P AGE SELECTION NRST Group Nearest Airport Nearest Inter section Nearest NDB Nearest VOR Nearest User Wpt Nearest Center Nearest FSS Nearest Airspace A UX Group Flight Planning Utility Setup 1 Setup.
8 Default NA V Page TO/FROM Flag Course Deviation Indicator (CDI) Active Leg of Flight Plan User -selectable Data Fields The following symbols are used (directly below the CDI) to depict the active le.
9 MAP P AGE Map Page User -selectable Data Fields Map Display Pr esent Position Map Scale The following symbols are used to depict the various airports and navaids on the map page: Airport with hard s.
10 NA VCOM Page The NA VCOM page provides a list of the airport com- munication and navigation frequencies at your departure, en route and arrival airports.
1 1 AIRPORT INFORMA TION Viewing Airport Information 1. F rom any page , pres s and hold CLR to select the default NA V page. (Y ou may skip this step if you are already viewing any of the main GPS pages .) 2. T urn the large right knob to select the WPT page group .
12 T o Select a Direct-T o Destination 1. P r e s s t h e direct-to k ey . A Select Direct- T o Waypoint page will appear , with the waypoint identifier field highlighted. 2. Use the small and large right knobs to enter the identifier of the desired destination waypoint.
13 T o View a List of the Nearest Airports 1. F rom any pag e , pres s and hold the CLR k ey to sele ct the default NA V page . Y ou may skip this step if you are already viewing any of the main GPS pages . 2. T u r n t h e large right knob to select the NRST page group .
14 T o Create a New Flight Plan 1. Press the FPL k ey and turn the small right kno b to disp lay the fligh t plan catalog. 2. Press the MENU k ey to display the flight plan catalog options . 3. T urn the lar ge right knob to highlight “Create New Flight Plan?” and press the ENT k ey .
15 APPROACHES Selecting Approaches In order to select an appr oach, you must first have an active direct-to or flight plan that termi- nates at an airport with a published approach. 1. Press the PROC key to display the procedures page . 2. T u r n t h e large right knob to highlight “Select Approach?” and press the ENT key .
16 Activating an Approach 1. Wi th an appr oac h load ed in the active flight plan, press the PROC k ey to display the procedures page . 2. T u r n t h e large right knob to highlight “ Activate Approach?”.
17 APPROACHES maintained. If this occurs, the GPS receiver should not be used for primary navigation guidance. Revert to an alternate navigation source, or select an alternate desti- nation airport. LPV , LNA V+V , and L/VNA V approaches will downgrade to LNA V if GPS integrity cannot be met.
18 Annunciation Description LPV F ollow lateral and vertical guidance to LPV minimums . A yellow background indicates the current VPL and/or HPL values are not adequate for the approach and is an early indication that downgrading will occur if conditions do not improve .
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© 2006 GARMIN Corporation GARMIN International, Inc. 1200 East 151 st Street, Olathe, Kansas 66062, U.S.A. Garmin A T , Inc. 2345 T urner Rd., S.E., Salem, Oregon 97302, U.S.A. GARMIN (Europe) Ltd. Unit 5, The Quadrangle, Abbey Park Industrial Estate, Romsey , SO51 9AQ, U.
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