{"id":2681,"date":"2026-01-08T22:04:32","date_gmt":"2026-01-08T21:04:32","guid":{"rendered":"https:\/\/acriv.org\/WP\/?page_id=2681"},"modified":"2026-01-08T22:04:32","modified_gmt":"2026-01-08T21:04:32","slug":"g3x-gtn650-gmc507","status":"publish","type":"page","link":"https:\/\/acriv.org\/WP\/g3x-gtn650-gmc507\/","title":{"rendered":"G3X : GTN650 &amp; GMC507"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"589\" height=\"214\" src=\"https:\/\/acriv.org\/WP\/wp-content\/uploads\/2026\/01\/image.png\" alt=\"\" class=\"wp-image-2682\" style=\"aspect-ratio:2.7524475524475522;width:551px;height:auto\" srcset=\"https:\/\/acriv.org\/WP\/wp-content\/uploads\/2026\/01\/image.png 589w, https:\/\/acriv.org\/WP\/wp-content\/uploads\/2026\/01\/image-300x109.png 300w, https:\/\/acriv.org\/WP\/wp-content\/uploads\/2026\/01\/image-310x113.png 310w, https:\/\/acriv.org\/WP\/wp-content\/uploads\/2026\/01\/image-150x54.png 150w\" sizes=\"auto, (max-width: 589px) 100vw, 589px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-center\"><em><strong>G3X &#8211; GTN650 &#8211; GMC507<\/strong><\/em><\/p>\n\n\n\n<p class=\"has-text-align-center has-vivid-red-color has-luminous-vivid-amber-background-color has-text-color has-background has-link-color has-medium-font-size wp-elements-e77803521ca7b9b7f005b4bf369bd31e\"><strong>SAISIR LE PLAN DE VOL ET L&rsquo;ACTIVER (GTN650 \/ G3X)<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Logique g\u00e9n\u00e9rale GTN \u2194 G3X (\u00e0 bien comprendre)<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Le GTN 650 est le ma\u00eetre de la navigation<\/strong> :\n<ul class=\"wp-block-list\">\n<li>saisie du plan de vol,<\/li>\n\n\n\n<li>modification,<\/li>\n\n\n\n<li>activation,<\/li>\n\n\n\n<li>proc\u00e9dures (SID\/STAR\/APP).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Le G3X ne cr\u00e9e pas la route<\/strong> :\n<ul class=\"wp-block-list\">\n<li>il affiche le plan actif,<\/li>\n\n\n\n<li>il fournit les informations de suivi (cap, XTK, distance, temps).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Toute action structurante se fait <strong>sur le GTN<\/strong>, jamais sur le G3X.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. Acc\u00e8s et structure de la page Flight Plan (GTN 650)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2.1 Acc\u00e9der au plan de vol<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appuyer sur le bouton tactile <strong>FPL<\/strong>.<\/li>\n\n\n\n<li>L\u2019\u00e9cran affiche :\n<ul class=\"wp-block-list\">\n<li>soit un plan vide,<\/li>\n\n\n\n<li>soit le dernier plan charg\u00e9,<\/li>\n\n\n\n<li>soit un plan du <strong>catalogue<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2.2 Structure de l\u2019\u00e9cran FPL<\/h3>\n\n\n\n<p>Chaque ligne correspond \u00e0 :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>un <strong>waypoint<\/strong>,<\/li>\n\n\n\n<li>avec :\n<ul class=\"wp-block-list\">\n<li>identifiant (LFxx, VOR, FIX),<\/li>\n\n\n\n<li>distance du segment,<\/li>\n\n\n\n<li>cap magn\u00e9tique.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>En haut :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>nom du plan,<\/li>\n\n\n\n<li>statut : <em>Inactive \/ Active<\/em>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. Cr\u00e9ation du plan de vol \u2013 \u00e9tape par \u00e9tape<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">3.1 Cr\u00e9ation d\u2019un nouveau plan<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sur la page <strong>FPL<\/strong> :\n<ul class=\"wp-block-list\">\n<li>toucher <strong>Menu<\/strong> \u2192 <em>Create New Flight Plan<\/em><br>ou<\/li>\n\n\n\n<li>toucher une ligne vide directement.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>Le curseur appara\u00eet sur la <strong>premi\u00e8re ligne<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3.2 Saisie du point de d\u00e9part<\/h3>\n\n\n\n<p>Deux cas possibles :<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Cas 1 \u2013 D\u00e9part d\u2019a\u00e9rodrome<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Toucher la premi\u00e8re ligne.<\/li>\n\n\n\n<li>Clavier alphanum\u00e9rique :\n<ul class=\"wp-block-list\">\n<li>entrer le <strong>code OACI<\/strong> (ex. LFRN).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Valider \u2192 le terrain devient le point 1.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Cas 2 \u2013 Position actuelle (souvent en roulage)<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Menu \u2192 <em>Insert Present Position<\/em>.<\/li>\n\n\n\n<li>Le point <strong>PPOS<\/strong> devient le d\u00e9part logique.<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Recommand\u00e9 si la navigation d\u00e9bute imm\u00e9diatement apr\u00e8s le d\u00e9collage.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3.3 Ajout des points interm\u00e9diaires (route)<\/h3>\n\n\n\n<p>Pour chaque point :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Toucher la ligne suivante vide.<\/li>\n\n\n\n<li>Saisir :\n<ul class=\"wp-block-list\">\n<li>un <strong>VOR<\/strong> (ex. NTS),<\/li>\n\n\n\n<li>un <strong>point RNAV<\/strong>,<\/li>\n\n\n\n<li>un <strong>NDB<\/strong>,<\/li>\n\n\n\n<li>un <strong>fix IFR<\/strong>,<\/li>\n\n\n\n<li>ou un a\u00e9rodrome interm\u00e9diaire.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Valider.<\/li>\n<\/ol>\n\n\n\n<p>Le GTN :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>calcule automatiquement :\n<ul class=\"wp-block-list\">\n<li>distance,<\/li>\n\n\n\n<li>cap,<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>relie graphiquement les segments.<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 L\u2019ordre d\u2019entr\u00e9e est <strong>l\u2019ordre de navigation r\u00e9el<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3.4 Ajout de la destination<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Derni\u00e8re ligne :\n<ul class=\"wp-block-list\">\n<li>saisir le code OACI de destination.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>V\u00e9rifier que la route est <strong>continue et logique<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. V\u00e9rification d\u00e9taill\u00e9e du plan de vol<\/h2>\n\n\n\n<p>Avant activation, prendre <strong>30 secondes de contr\u00f4le<\/strong> :<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 V\u00e9rification graphique (GTN)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Passer en <strong>Map<\/strong>.<\/li>\n\n\n\n<li>V\u00e9rifier :\n<ul class=\"wp-block-list\">\n<li>continuit\u00e9 des segments,<\/li>\n\n\n\n<li>absence de d\u00e9tour anormal,<\/li>\n\n\n\n<li>respect de la zone pr\u00e9vue.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 V\u00e9rification textuelle (FPL)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sens des caps coh\u00e9rent.<\/li>\n\n\n\n<li>Distances r\u00e9alistes.<\/li>\n\n\n\n<li>Aucun waypoint ambigu (ex. doublon de nom).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4.3 Fonctions de correction<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Remove Waypoint<\/strong> : suppression d\u2019un point.<\/li>\n\n\n\n<li><strong>Insert Waypoint<\/strong> : insertion entre deux points.<\/li>\n\n\n\n<li><strong>Invert Flight Plan<\/strong> : inversion compl\u00e8te du sens.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. Activation du plan de vol<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">5.1 Activation globale<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sur la page <strong>FPL<\/strong> :\n<ul class=\"wp-block-list\">\n<li>appuyer sur <strong>Activate Flight Plan<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>Effet imm\u00e9diat :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>le plan devient <strong>Active<\/strong>,<\/li>\n\n\n\n<li>le premier segment devient le segment actif,<\/li>\n\n\n\n<li>la route passe en <strong>magenta<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5.2 Activation d\u2019un segment sp\u00e9cifique (cas fr\u00e9quent)<\/h3>\n\n\n\n<p>Utile si :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>d\u00e9collage d\u00e9cal\u00e9,<\/li>\n\n\n\n<li>clairance partielle,<\/li>\n\n\n\n<li>reprise en vol.<\/li>\n<\/ul>\n\n\n\n<p>Proc\u00e9dure :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>S\u00e9lectionner un waypoint dans la liste.<\/li>\n\n\n\n<li>Menu \u2192 <strong>Activate Leg<\/strong>.<\/li>\n\n\n\n<li>Le GTN navigue <strong>directement vers ce segment<\/strong>.<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. R\u00e9percussion automatique sur le G3X<\/h2>\n\n\n\n<p>D\u00e8s activation sur le GTN :<\/p>\n\n\n\n<p>Sur le <strong>G3X<\/strong> :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>la route magenta appara\u00eet,<\/li>\n\n\n\n<li>le waypoint actif est surlign\u00e9,<\/li>\n\n\n\n<li>les donn\u00e9es affich\u00e9es incluent :\n<ul class=\"wp-block-list\">\n<li>DTK (Desired Track),<\/li>\n\n\n\n<li>XTK (\u00e9cart lat\u00e9ral),<\/li>\n\n\n\n<li>distance au point,<\/li>\n\n\n\n<li>temps estim\u00e9.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u26a0\ufe0f Toute modification ult\u00e9rieure se fait <strong>sur le GTN uniquement<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">7. Cas particuliers en d\u00e9tail<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">7.1 Direct-To<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bouton <strong>Direct-To<\/strong> sur le GTN.<\/li>\n\n\n\n<li>Choisir un point.<\/li>\n\n\n\n<li>Valider.<\/li>\n<\/ul>\n\n\n\n<p>Effets :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>la route Direct-To remplace temporairement le plan,<\/li>\n\n\n\n<li>affichage instantan\u00e9 sur le G3X,<\/li>\n\n\n\n<li>le plan initial reste en m\u00e9moire.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">7.2 Ajout d\u2019une proc\u00e9dure (SID \/ STAR \/ Approche)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bouton <strong>PROC<\/strong>.<\/li>\n\n\n\n<li>S\u00e9lection de la proc\u00e9dure.<\/li>\n\n\n\n<li>Choix :\n<ul class=\"wp-block-list\">\n<li>transition,<\/li>\n\n\n\n<li>piste,<\/li>\n\n\n\n<li>point initial.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Load<\/strong> ou <strong>Activate<\/strong> selon phase de vol.<\/li>\n<\/ul>\n\n\n\n<p>Une fois activ\u00e9e :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>la proc\u00e9dure s\u2019int\u00e8gre dans le plan,<\/li>\n\n\n\n<li>elle s\u2019affiche automatiquement sur le G3X.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">8. Points d\u2019attention op\u00e9rationnels<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Toujours v\u00e9rifier :\n<ul class=\"wp-block-list\">\n<li><strong>source GPS<\/strong> s\u00e9lectionn\u00e9e (pas VLOC).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Ne pas confondre :\n<ul class=\"wp-block-list\">\n<li>plan <strong>charg\u00e9<\/strong> \u2260 plan <strong>activ\u00e9<\/strong>.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>En IFR :\n<ul class=\"wp-block-list\">\n<li>activer explicitement chaque proc\u00e9dure au bon moment.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>En VFR :\n<ul class=\"wp-block-list\">\n<li>privil\u00e9gier PPOS comme point de d\u00e9part.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">9. R\u00e9sum\u00e9 cockpit ultra-synth\u00e9tique<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>FPL<\/strong> \u2192 cr\u00e9ation \/ \u00e9dition du plan<\/li>\n\n\n\n<li>Saisie d\u00e9part \u2192 route \u2192 destination<\/li>\n\n\n\n<li>V\u00e9rification carte + texte<\/li>\n\n\n\n<li><strong>Activate Flight Plan<\/strong> ou <strong>Activate Leg<\/strong><\/li>\n\n\n\n<li>Lecture et suivi sur <strong>G3X<\/strong><\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"has-text-align-center has-vivid-red-color has-luminous-vivid-amber-background-color has-text-color has-background has-link-color has-medium-font-size wp-elements-f02e0f073c17a5e6ecb7d2fe65967d1c\"><strong>ACTIVER LE PILOTE AUTOMATIQUE POUR CETTE NAVIGATION<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Conditions indispensables avant d\u2019engager l\u2019autopilote<\/h2>\n\n\n\n<p>Avant toute action sur le <strong>GMC 507<\/strong>, v\u00e9rifier :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Plan de vol actif sur le GTN 650<\/strong><br>(route magenta visible sur le G3X).<\/li>\n\n\n\n<li><strong>Source NAV = GPS<\/strong><br>(pas VLOC, pas LOC\/ILS).<\/li>\n\n\n\n<li>Avion <strong>stabilis\u00e9<\/strong> :\n<ul class=\"wp-block-list\">\n<li>ailes \u00e0 plat,<\/li>\n\n\n\n<li>vitesse dans l\u2019enveloppe,<\/li>\n\n\n\n<li>r\u00e9gime moteur constant.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Altitude actuelle compatible avec le maintien (pas en mont\u00e9e brutale).<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 L\u2019autopilote <strong>ne rattrape pas une situation instable<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2. Architecture fonctionnelle (important \u00e0 comprendre)<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>GTN 650<\/strong><br>\u2192 calcule la trajectoire GPS (route, legs, Direct-To).<\/li>\n\n\n\n<li><strong>G3X<\/strong><br>\u2192 fournit les donn\u00e9es de vol (cap, altitude, vitesse).<\/li>\n\n\n\n<li><strong>GMC 507<\/strong><br>\u2192 <strong>commande les servos<\/strong> (roulis + tangage).<\/li>\n<\/ul>\n\n\n\n<p>Le GMC 507 <strong>n\u2019invente rien<\/strong> :<br>il suit une <strong>source lat\u00e9rale (NAV)<\/strong> et une <strong>consigne verticale (ALT \/ VS \/ FLC)<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3. Engagement de base : suivre la route + maintenir l\u2019altitude<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 1 \u2014 Engager l\u2019autopilote (AP)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appuyer sur <strong>AP<\/strong> (bouton principal).<\/li>\n\n\n\n<li>Effet :\n<ul class=\"wp-block-list\">\n<li>les servos s\u2019engagent,<\/li>\n\n\n\n<li>le syst\u00e8me se met en <strong>ROL<\/strong> (roulis) + <strong>PIT<\/strong> (tangage).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u26a0\ufe0f \u00c0 ce stade :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>il <strong>ne suit pas encore la route GPS<\/strong>,<\/li>\n\n\n\n<li>il <strong>ne maintient pas encore l\u2019altitude<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 2 \u2014 Activer le suivi lat\u00e9ral GPS (NAV)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appuyer sur <strong>NAV<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>Conditions :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>source active = <strong>GPS (GTN)<\/strong>,<\/li>\n\n\n\n<li>route active et interceptable.<\/li>\n<\/ul>\n\n\n\n<p>Effet :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>le mode passe de <strong>ROL \u2192 GPS \/ NAV<\/strong>,<\/li>\n\n\n\n<li>l\u2019avion intercepte puis suit la <strong>route magenta<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Sur le G3X :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>le mode lat\u00e9ral affich\u00e9 devient <strong>GPS<\/strong> ou <strong>NAV GPS<\/strong> (en vert).<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c9tape 3 \u2014 Activer le maintien d\u2019altitude (ALT)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appuyer sur <strong>ALT<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>Effet :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>l\u2019altitude actuelle est <strong>captur\u00e9e et maintenue<\/strong>,<\/li>\n\n\n\n<li>le mode vertical devient <strong>ALT<\/strong> (en vert sur le G3X).<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 \u00c0 ce stade :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>l\u2019avion suit la route GPS,<\/li>\n\n\n\n<li>l\u2019altitude est maintenue automatiquement.<\/li>\n<\/ul>\n\n\n\n<p>C\u2019est le <strong>mode de croisi\u00e8re standard<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. Cas fr\u00e9quent : capturer une altitude cible<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.1 Pr\u00e9selection d\u2019altitude (si configur\u00e9e)<\/h3>\n\n\n\n<p>Si le G3X est \u00e9quip\u00e9 de la <strong>pr\u00e9selection altitude<\/strong> :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>R\u00e9gler l\u2019altitude cible avec le bouton <strong>ALT SEL<\/strong>.<\/li>\n\n\n\n<li>Choisir un mode vertical :\n<ul class=\"wp-block-list\">\n<li><strong>VS<\/strong> (Vertical Speed), ou<\/li>\n\n\n\n<li><strong>FLC<\/strong> (Flight Level Change).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>L\u2019autopilote :\n<ul class=\"wp-block-list\">\n<li>monte\/descend,<\/li>\n\n\n\n<li><strong>capture automatiquement l\u2019altitude s\u00e9lectionn\u00e9e<\/strong>,<\/li>\n\n\n\n<li>passe ensuite en <strong>ALT<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4.2 Diff\u00e9rence VS \/ FLC (choix op\u00e9rationnel)<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Mode<\/th><th>Usage<\/th><th>Avantage<\/th><\/tr><\/thead><tbody><tr><td><strong>VS<\/strong><\/td><td>mont\u00e9e\/descente douce<\/td><td>simple, intuitif<\/td><\/tr><tr><td><strong>FLC<\/strong><\/td><td>respect d\u2019une vitesse<\/td><td>prot\u00e8ge contre d\u00e9crochage\/survitesse<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ud83d\udc49 En pratique :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>FLC<\/strong> recommand\u00e9 en mont\u00e9e,<\/li>\n\n\n\n<li><strong>VS<\/strong> acceptable en descente stabilis\u00e9e.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. S\u00e9quence compl\u00e8te type (exemple r\u00e9el)<\/h2>\n\n\n\n<p><strong>Apr\u00e8s d\u00e9collage, en croisi\u00e8re :<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>GTN : plan de vol <strong>ACTIF<\/strong><\/li>\n\n\n\n<li>G3X : route magenta visible<\/li>\n\n\n\n<li>GMC 507 :\n<ul class=\"wp-block-list\">\n<li><strong>AP<\/strong><\/li>\n\n\n\n<li><strong>NAV<\/strong><\/li>\n\n\n\n<li><strong>ALT<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>R\u00e9sultat :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>suivi automatique de la route GPS,<\/li>\n\n\n\n<li>maintien pr\u00e9cis de l\u2019altitude,<\/li>\n\n\n\n<li>pilotage r\u00e9duit \u00e0 la surveillance.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">6. Ce qu\u2019il faut surveiller en permanence<\/h2>\n\n\n\n<p>Sur le <strong>G3X<\/strong> :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Modes affich\u00e9s <strong>en vert<\/strong> :\n<ul class=\"wp-block-list\">\n<li>LAT : GPS<\/li>\n\n\n\n<li>VERT : ALT \/ VS \/ FLC<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u00c9cart lat\u00e9ral (XTK).<\/li>\n\n\n\n<li>Vitesse air (surtout en FLC).<\/li>\n<\/ul>\n\n\n\n<p>\u26a0\ufe0f Si un mode est <strong>blanc ou arm\u00e9<\/strong>, il <strong>n\u2019est pas actif<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">7. D\u00e9connexions et priorit\u00e9s<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Bouton AP<\/strong> : d\u00e9sengagement imm\u00e9diat.<\/li>\n\n\n\n<li><strong>Effort manuel fort<\/strong> sur le manche :\n<ul class=\"wp-block-list\">\n<li>peut provoquer une d\u00e9connexion.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>En cas de doute :\n<ul class=\"wp-block-list\">\n<li><strong>reprendre la main<\/strong>,<\/li>\n\n\n\n<li>stabiliser,<\/li>\n\n\n\n<li>r\u00e9engager calmement.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">8. Erreurs classiques \u00e0 \u00e9viter<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appuyer sur <strong>NAV<\/strong> alors que la source est <strong>VLOC<\/strong>.<\/li>\n\n\n\n<li>Engager <strong>ALT<\/strong> en mont\u00e9e ou descente non stabilis\u00e9e.<\/li>\n\n\n\n<li>Penser que le GMC \u00ab va intercepter tout seul \u00bb une route mal align\u00e9e.<\/li>\n\n\n\n<li>Oublier que <strong>Direct-To modifie imm\u00e9diatement la trajectoire<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">9. R\u00e9sum\u00e9 op\u00e9rationnel tr\u00e8s court<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Plan actif sur GTN<\/li>\n\n\n\n<li><strong>AP<\/strong><\/li>\n\n\n\n<li><strong>NAV<\/strong> (GPS)<\/li>\n\n\n\n<li><strong>ALT<\/strong><\/li>\n<\/ol>\n\n\n\n<p>\u2192 Route suivie + altitude maintenue.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>G3X &#8211; GTN650 &#8211; GMC507 SAISIR LE PLAN DE VOL ET L&rsquo;ACTIVER (GTN650 \/ G3X) 1. Logique g\u00e9n\u00e9rale GTN \u2194 G3X (\u00e0 bien comprendre) \ud83d\udc49 Toute action structurante se fait sur le GTN, jamais sur le G3X. 2. Acc\u00e8s et structure de la page Flight Plan (GTN 650) 2.1 Acc\u00e9der au plan de vol 2.2 Structure de l\u2019\u00e9cran FPL Chaque<\/p>\n<p><a class=\"more-link\" href=\"https:\/\/acriv.org\/WP\/g3x-gtn650-gmc507\/\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2681","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/pages\/2681","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/comments?post=2681"}],"version-history":[{"count":1,"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/pages\/2681\/revisions"}],"predecessor-version":[{"id":2683,"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/pages\/2681\/revisions\/2683"}],"wp:attachment":[{"href":"https:\/\/acriv.org\/WP\/wp-json\/wp\/v2\/media?parent=2681"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}