Garmin GTN 625 Pilot's Manual
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Garmin GTN 625 Pilot's Manual

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Table of Contents

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See also: Flight Manual , Pilot's Manual
Map
Traffic
Terrain
GTN 625/635/650
Weather
Pilot's Guide
Flight Plan
Procedures
Nearest
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Services
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Summary of Contents for Garmin GTN 625

  • Page 1 Traffic Terrain GTN 625/635/650 Weather Pilot's Guide Flight Plan Procedures Nearest Waypoint Info Services Utilities System...
  • Page 2 Garmin. Garmin hereby grants permission to download a single copy of this manual and of any revision to this manual onto a hard drive or other electronic storage medium to be viewed for personal use, provided that such electronic or printed copy of this manual or revision must contain the complete text of this copyright notice and provided further that any unauthorized commercial distribution of this manual or any revision hereto is strictly prohibited.

  • Page 3: Direct-To 2

    Direct-To causes; (iv) damage caused by service performed by anyone who is not an authorized service provider of Garmin; or (v) damage to a product that has been modified or altered without the written Proc permission of Garmin. In addition, Garmin reserves the right to refuse warranty claims against products or services that are obtained and/or used in contravention of the laws of any country.
  • Page 4 Terrain data is obtained Com/Nav from third party sources. Garmin is not able to independently verify the accuracy of the terrain data. WARNING: The displayed minimum safe altitudes (MSAs) are only advisory...
  • Page 5 System and is solely responsible for its accuracy and maintenance. The GPS system is subject to changes which could affect the accuracy and Utilities performance of all GPS equipment. Portions of the Garmin GTN 6XX utilize GPS as a precision electronic NAVigation AID (NAVAID). Therefore, as with System all NAVAIDs, information presented by the GTN 6XX can be misused or misinterpreted and, therefore, become unsafe.
  • Page 6 CAUTION: The Garmin GTN 6XX does not contain any user-serviceable Foreword parts. Repairs should only be made by an authorized Garmin service center. Unauthorized repairs or modifications could void both the warranty and Getting Started the pilot’s authority to operate this device under FAA/FCC regulations.
  • Page 7 Please, have the serial particular installation. number of your unit handy, connect to our web site (www.garmin.com) and look for our If this equipment does cause harmful Product Registration link on the Home page. Direct-To...

  • Page 8: Product Registration And Support

    Foreword Help us better support you by completing your online registration today! Getting Have the serial number of your product handy and connect to the Garmin web Started site (www.garmin.com). Look for the Product Registration link on the Home Xpdr Ctrl page.

  • Page 9: Table Of Contents

    Dual GTN Installations ............1-13 Symbols Direct-To Navigation ................1-14 Appendix 1.6.1 Direct-To a Waypoint ............1-14 1.6.2 Direct-To a Flight Plan Waypoint .......... 1-14 Index 1.6.3 Direct-To a Nearest Airport ..........1-14 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 10 Com Frequency Monitoring ..............3-12 Messages Nav (VOR/Localizer/Glideslope) Receiver Operations ......3-13 3.5.1 Ident Audio and Volume ............3-13 Symbols 3.5.2 Nav Tuning Window ............. 3-14 3.5.3 Nav Frequency Finding ............3-15 Appendix Index viii Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 11 Direct-To a Flight Plan Waypoint ............5-3 Symbols Direct-To a Nearest Airport ..............5-4 Removing a Direct-To Course ............... 5-5 Appendix Direct-To Map Waypoint ............... 5-6 Off-Route Direct-To Course ..............5-7 Index Graphically Editing a Direct-To Route............ 5-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 12 Edit User Waypoint .............. 7-14 Symbols 7.6.4 Delete User Waypoint ............7-14 Create Waypoint ................7-15 Appendix 7.7.1 Mark On Target ..............7-16 7.7.2 Waypoint Location Based on Lat/Lon Coordinates ....7-16 Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 13 Map Symbols ..................8-33 Symbols ® SafeTaxi ..................8-34 8.7.1 Using SafeTaxi ..............8-34 ® Appendix 8.7.2 Hot Spot Information ............8-35 8.7.3 SafeTaxi Cycle Number and Revision ........8-35 ® Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 14 Field Elevation ..............9-27 9.6.3.3 Baro ..................9-28 Symbols 9.6.3.4 Operate ................9-28 9.6.3.5 Ground Mode ..............9-28 Appendix TCAD 9900B Operation ..............9-29 9.7.1 Select Local Barometric Pressure .......... 9-30 Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 15 Symbols 10.3.8.1 TAWS-B Alerting Colors and Symbology ......10-12 10.3.8.2 Excessive Descent Rate Alert ..........10-14 Appendix 10.3.8.3 Forward Looking Terrain Avoidance ........10-14 10.3.8.4 Premature Descent Alerting ..........10-15 Index xiii 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 16 Voice Call Out Selection ............. 10-33 Symbols 10.4.15 HTAWS Not Available Alert ..........10-34 10.4.16 HTAWS Failure Alert............10-34 Appendix 10.4.17 HTAWS Alert Summary............10-35 10.4.18 Pilot Actions ..............10-36 Index 10.5 TAWS-A (Optional)................10-37 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 17 SIGMETs and AIRMETs ............11-16 Messages 11.1.10 County Warnings ............... 11-17 11.1.11 Freezing Level..............11-18 Symbols 11.1.12 METARs ................11-19 11.1.13 Cyclone ................11-20 Appendix 11.1.14 Lightning ................11-21 11.1.15 Weather Forecast .............. 11-22 Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 18 11.4.2.3 NEXRAD Intensity .............. 11-53 Symbols 11.4.2.4 NEXRAD ................11-53 11.4.3 FIS-B TFRs ................. 11-57 Appendix 11.4.4 FIS-B METARs ..............11-58 11.4.5 FIS-B PIREPs ..............11-59 Index 11.4.6 FIS-B Winds and Temperatures Aloft ........11-60 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 19 13.5.6.2 Composing a SMS Text Message ........13-16 13.5.6.3 A Failed SMS Text Message ..........13-17 Symbols 13.5.7 Position Reporting ............. 13-18 13.5.7.1 Status ................13-19 Appendix 13.5.7.2 Position Reporting Status ........... 13-19 13.5.8 Contacts ................13-20 Index xvii 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 20 15.3 External LRUs .................. 15-11 Symbols 15.3.1 GDL 69 (and GDL 69A) Status ........... 15-12 15.3.2 GDL 88 Status ..............15-13 Appendix 15.3.3 GSR 56 Status ..............15-15 15.4 Setup....................15-16 Index xviii Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 21 18.2 SD Card Use and Databases ............... 18-9 18.2.1 Jeppesen Databases ............18-10 Symbols 18.2.2 Garmin Databases ............. 18-11 Appendix 18.3 Demo Mode ..................18-14 18.4 Glove Qualification Procedure ............18-17 Index Index .....................Index-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 22: Messages

    Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 23: Welcome

    Welcome ... Foreword Welcome to the GTN era of navigation. The Garmin GTN supports airway Getting navigation and flexible flight planning, including arrival and departure procedures Started and precision approaches. All of these advanced features are easily accessed with Xpdr Ctrl an easy-to-use touchscreen display, another first for general aviation.

  • Page 24: Conventions

    Selected Field Type Messages Symbols Appendix Touching the Back key returns to the previous display. The Cancel key cancels any information selected or entered and Index returns to the previous display. xxii Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 25: Getting Started

    Model Descriptions Getting Started This guide covers the operation of the GTN 625, 635, and 650. In general, all Xpdr Ctrl models will be referred to as the GTN 6XX, except where there are physical or operational differences. The GTN 6XX units are approximately 6.25 inches wide Com/Nav and 2.65 inches high.

  • Page 26: Gtn 635

    Xpdr Ctrl 69/69A datalink receiver. Com/Nav 1.1.2 GTN 635 The GTN 635 includes all of the features of the GTN 625, and also includes a TSO’d airborne VHF communications transceiver. Direct-To 1.1.3 GTN 650 The GTN 650 includes all of the features of the GTN 625, and also includes Proc a TSO’d airborne VHF communications transceiver and TSO’d airborne VOR/...

  • Page 27: Product Description

    NOTE: Ensure the GTN 6XX is powered off before inserting or removing System an SD card. Messages NOTE: Refer to SD Card Use and Databases in the Appendix for instructions on updating databases. Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 28: Pilot Controls

    Pressing the HOME key displays the Home page, the main screen for accessing the GTN features. Pressing and holding the HOME key will open the Symbols Default Navigation page from any other page. Appendix Index Figure 1-5 HOME Key Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 29: Direct-To Key

    Figure 1-6 Home Page On The GTN 650 Com/Nav Direct-To Navigation Information Proc Figure 1-7 Home Page On The GTN 625 Without Transponder Wpt Info 1.3.2.4 Direct-To Key The Direct-To key provides access to the direct-to function, which allows you to enter a waypoint and establishes a direct course to the selected destination.

  • Page 30: Unit Power Up

    Databases that are not current will be shown in amber. Weather Nearest Services/ Music 2 - SW & Database 1 - Copyright 3 - Panel Self-Test Versions & Dates Utilities Figure 1-10 System Startup Pages System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 31: Database Verification And Fuel Settings

    Nearest Touch To Set Panel Test Fuel Flow Conditions Services/ Touch To Continue Music To Home Page Figure 1-12 Instrument Panel Self-Test & Fuel Settings Page Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 32 Set Fuel Full Weather Capacity Nearest Services/ Music Touch To Touch To Return Set Fuel Tab Utilities To Fuel On Capacity Board Display Figure 1-14 Fuel Capacity Setup Page System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 33 Continue key to advance to the Home page. Wpt Info Traffic Terrain Weather Figure 1-16 Home Page Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 34: System Operation

    Weather • GPS Status • External LRUs Nearest • Setup Services/ • Alerts Settings Music • Units Settings Utilities • Audio • Ownship Symbol System • Backlight Messages Symbols Appendix Index 1-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 35: System Setup Values

    Hour, and/or UTC) keys and selecting the appropriate Local Symbols Time Offset after touching the Local Offset key. Appendix 3. Touch the Com Channel Spacing key to toggle between 8.33 and 25.0 kHz channel spacing. Index 1-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 36: Units Settings Values

    3. Touch the Airspace Alert Options key and select the desired values for alerting. Appendix 4. Continue to select the desired Alerts values and then touch Index the Back or HOME key to exit. 1-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 37: Dual Gtn Installations

    NOTE: There is an installer option to turn on a system message that will be provided anytime crossfill is turned off to alert the pilot that flight plans Appendix are not being crossfilled. Index 1-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 38: Direct-To Navigation

    2. Touch the Nearest tab and then the desired airport from the Messages Nearest Airport list. Touch the Up or Down keys as needed to show more of the list. Symbols 3. Touch Activate or press the small right knob. Appendix Index 1-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 39: Appendix

    3. Touch the Com or NAV window to flip/flop the Active and Messages Standby frequencies. You can also press and hold the small right knob to transfer the standby frequency to the active Symbols window. Appendix Index 1-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 40 Com Frequency recall switch. NOTE: Frequencies must be stored in the User Frequency List prior to System utilizing the remote channel select switch. Messages Symbols Appendix Index 1-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 41: Flight Planning

    7. The screen will now display the Flight Plan Catalog and show the new flight plan. Flight plan names are listed by the Nearest Departure and Destination waypoints. Services/ Music Utilities System Messages Symbols Appendix Index 1-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 42: Ifr Procedures

    IAF, or provide guidance on the final approach course for Traffic vectored approaches. "Load" places the approach at the end of the active flight plan. Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 1-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 43: Dead Reckoning

    Messages projected Dead Reckoning position, Dead Reckoning mode will be discontinued. “No GPS Position” will be displayed on the map pages and all navigation data Symbols will be dashed. Appendix Index 1-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 44 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 1-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 45: Transponder Controls (Optional)

    Figure 2-1 XPDR Control Display Terrain Mode Active XPDR Ident Weather Standby XPDR 1 1200 Ground XPDR 2 Nearest Services/ Altitude Reporting Music Figure 2-2 XPDR Functional Diagram Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 46: Select Transponder

    1. Touch the IDENT key once to reply with an identifying squawk Music code. Utilities 2. The IDENT key will show a green “ID” in the bottom right corner of the key to indicate active Ident. System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 47: Transponder Mode

    1. Touch the Mode key and select Standby and then touch the Enter key to place the transponder into Standby mode. System Messages Symbols Active XPDR and IDENT Disabled Mode Key. Transponder Appendix Operation "Standby" Mode. Figure 2-7 Transponder Mode "Standby" Indication Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 48: Ground

    Active XPDR and IDENT Enabled Services/ Transponder Operation Music "ON" Mode Utilities Figure 2-9 Transponder Mode "ON" Indication System 2. The transponder is "On" and will transmit its squawk code when interrogated. Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 49: Altitude Reporting

    Touch the VFR key to set the VFR squawk code (1200). Terrain VFR (1200) Transponder Squawk Code Weather Figure 2-11 Transponder VFR Squawk Code Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 50: Selecting A Squawk Code

    Enter Key System Figure 2-12 XPDR Squawk Code Selection Display Messages 5. The selected Squawk Code will be shown in the XPDR window on the right side of the display. Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 51: Gdl 88 Ads-B Reporting

    Utilities Touch To View ADS-B Control Panel System Current Flight ID Messages Figure 2-13 ADS-B Control Panel Symbols 2. Touch the ADS-B window again to return to the previous display. Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 52 ID because a randomized ID is being broadcast. If the Services/ ANONYMOUS key is armed, change the squawk code to the VFR code to Music activate Anonymous mode. Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 53: Extended Squitter Transmission

    ID and then touch Enter. Terrain 3. After selecting a Flight ID, the selected value will be shown in the Flight ID key. Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 54 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 2-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 55: Nav/Com

    Find Xfer Keypad Monitor Nearest Recent Services/ Music Nearest - Filter - Com - Nav Utilities Airport System Flight Plan Airport User Messages ARTCC Symbols Figure 3-2 Nav/Com Functional Diagram Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 56: Volume

    Appendix While receiving a station, an “RX” indication appears in the Com frequency window to the immediate right of “Com.” A “TX” indication appears at this Index location while you are transmitting. Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 57: Com And Nav Frequency Window And Tuning

    To select a Com or Nav frequency using the numeric keypad: Services/ Music 1. Touch the Standby window. Utilities 2. A keypad will appear with the current Standby frequency highlighted. System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 58 Active frequency window. System Messages To make the standby frequency the active frequency: 1. Touch the active frequency (top) window. Symbols Appendix 2. The Active (top) and Standby frequencies will flip/flop. Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 59: Com And Nav Frequency Finding

    From Recent List To Select Standby Messages Frequency Symbols Figure 3-8 Recent Com Frequency List Appendix 2. Touch the desired frequency to select it and place it into the Standby window. Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 60: Find Nearest Frequencies

    Services/ Music Utilities System Figure 3-11 Nearest Com Frequency List Messages 4. Touch the desired Frequency List. Then, touch the desired Symbols frequency to load it into the Standby window. Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 61: Find Flight Plan Frequencies

    Messages 2. Touch the Multiple FREQ key to show the available frequencies, if present. Symbols 3. Touch the desired frequency to select it and place it into the Appendix Standby window. Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 62: Find User Frequencies

    Touch the Name key to select a name for the Nearest User frequency. Services/ Music Utilities User Frequency Name User Frequency Value System Messages Figure 3-16 Add New User Frequency Detail Window Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 63 The new User Frequency will be added to the list. Services/ User Frequency Name User Frequency Value Music Utilities System Touch To Edit User Name and/or Frequency Value Messages Figure 3-19 Completed New User Frequency Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 64: Emergency Frequency

    NOTE: Under some circumstances if the Com system loses communication System with the main system, the radio will automatically tune to 121.50 MHz for transmit and receive regardless of the displayed frequency. Messages Symbols Appendix Index 3-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 65: Stuck Microphone

    NOTE: For software prior to version 5.00, frequencies must be stored in the User Frequency List prior to utilizing the remote channel select switch. Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 3-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 66: Com Frequency Monitoring

    Weather NOTE: The Com radio Monitoring function is different than the Monitor Nearest function of the Audio Panel. Services/ Music Utilities System Messages Symbols Appendix Index 3-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 67: Nav (Vor/Localizer/Glideslope) Receiver Operations

    Figure 3-23 Nav Standby Frequency Window is Active System Nav audio volume is adjusted using the Volume knob. Turn the Volume knob clockwise to increase volume, or counterclockwise to decrease volume. Messages Symbols Appendix Index 3-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 68: Nav Tuning Window

    “117.80”. 4. Touch the Nav active (top) frequency to make the standby Nearest frequency. Services/ Music 5. The Active (top) and Standby frequencies will switch. Utilities System Messages Symbols Appendix Index 3-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 69: Nav Frequency Finding

    Music Standby Nav Nearest Nav Frequency Frequency List Utilities Touch Up/Down Keys OR Drag System Slider To Scroll Frequency List Messages Figure 3-25 Nearest Airport Nav Frequency List Symbols Appendix Index 3-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 70 Airport and VOR, and then select a given frequency. Started Xpdr Ctrl Com/Nav Figure 3-26 Nearest Nav Frequency List Direct-To Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 3-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 71: Flight Plans

    Figure 4-1 Flight Plan Functional Diagram Nearest Services/ Music NOTE: Navigation is provided for fixed wing aircraft above 30 kts and for rotorcraft above 10 kts. Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 72: Creating A New Flight Plan

    A single waypoint may be deleted by touching the waypoint and then touching the Remove key. Nearest Services/ Music Existing Waypoint Utilities Touch To Remove System Waypoint Figure 4-4 Remove Single Existing Waypoint Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 73 Catalog. The screen will now display the Flight Plan Catalog and show the new flight plan. Flight plans are listed Messages by the Departure and Destination waypoints. Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 74: Active Flight Plan Page

    Select Option Symbols Figure 4-8 Active Flight Plan Wpt Options Appendix 2. Touch one of the options to perform the selected action. Cancel Index the option selection by touching the Back key. Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 75: Activate Leg

    Cancel The Operation Touch OK To And Return To the Activate Leg Flight Plan View Weather Figure 4-10 Active Flight Plan Activate Leg Option Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 76: Insert Before

    The new flight plan will be shown. Utilities System Waypoint Inserted Before The Messages Selected Flight Plan Waypoint Symbols Figure 4-13 New Waypoint Is Inserted Before the Selected Waypoint Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 77: Insert After

    Music 2. On the Waypoint Options menu, touch the Remove key and Utilities then the OK key to delete the selected waypoint from the active flight plan. System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 78: Load Procedures

    The LOC BC 13 at KSLE via UBG shown below is an example of this. Terrain Weather Nearest Procedure Flight Plan Leg Discrepancy Services/ Music Utilities Figure 4-16 Procedure Flight Plan Leg Position Difference System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 79: Waypoint Info

    Entry Wpt To Insert Airway Symbols Figure 4-18 Active Flight Plan with VOR Entry Wpt Appendix 2. Touch the Load Airway key to select an airway for the selected Index entry waypoint. 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 80 Touch To Change. Messages Selected Exit Waypoint. Touch Entry Waypoint Symbols To Change Touch For Map Preview Touch To Load Appendix Of Airway Airway Into FPL Waypoints Index Figure 4-22 Airway Information 4-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 81 9. Touch the Collapse All Airways key to collapse the list of points along the airway. Touch the Collapse All Airways key Messages again to toggle the display of airway detail back on. Symbols Appendix Index 4-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 82: Flight Plan Menu

    Column 1 Options System Offset Column 2 Activate Activate Column 3 Messages Invert & Activate Restore Preview Defaults Edit Symbols Copy Delete Appendix Figure 4-27 Flight Plan Menu Functional Diagram Index 4-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 83: Store Flight Plan

    1. While viewing the Active Flight Plan page, touch the Menu key. The Flight Plan Menu will be displayed. System 2. Touch the Invert key to invert the current Active Flight Plan. Messages Symbols Appendix Index 4-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 84: Parallel Track

    Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Figure 4-29 Parallel Track Description Messages NOTE: Parallel track will be cancelled when graphically editing a flight plan. Symbols Appendix Index 4-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 85 Figure 4-31 Parallel Track Shown in the Active Flight Plan Page Symbols 5. To deactivate Parallel Track, while viewing the Active Flight Appendix Plan touch the Menu key. With the Flight Plan Menu displayed, touch the Deactivate PTK key. Index 4-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 86: Edit Data Fields

    Figure 4-33 Flight Plan Edit Data Fields Page System 2. Touch one of the field keys to select from the list. Messages Symbols Selected Field Type Appendix Index Figure 4-34 Flight Plan Data Fields List 4-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 87: Flight Plan Catalog Route Options

    Selected Messages Flight Plan Symbols Figure 4-36 Flight Plan Catalog Route Options Appendix 3. Touch the Route Option key for the desired option to act on Index the selected flight plan. 4-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 88: Catalog Route Option - Activate

    Nearest Services/ Music Utilities System Figure 4-38 Touch OK to Invert and Activate the Selected Flight Plan 3. The Active Flight Plan page will now be displayed. Messages Symbols Appendix Index 4-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 89: Catalog Route Option - Preview

    Utilities Flight Plan System Figure 4-40 Use Waypoint Options to Edit the Selected Flight Plan Messages 3. Touch the Back key to return to the Flight Plan Catalog. Symbols Appendix Index 4-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 90: Catalog Route Option - Copy

    Duplicate Copy Of Selected Flight Plan Nearest Services/ Figure 4-42 Copied Flight Plan Music 4. Touch the Back key to return to the Active Flight Plan. Utilities System Messages Symbols Appendix Index 4-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 91: Catalog Route Option - Delete

    1. While viewing the Flight Plan page, touch the Menu key, and Messages then the View Catalog key. The list of currently stored flight Symbols plans will be displayed. Appendix Index 4-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 92: Delete Active Flight Plan

    Figure 4-47 Delete a Flight Plan from the Active Flight Plan Messages 2. Touch OK to clear the waypoints from the Active Flight Plan. Symbols The flight plan will not be removed from the Catalog. Appendix Index 4-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 93: Preview Flight Plan

    4. Touch the Back key to return to the Flight Plan Catalog. Messages Symbols Graphically Editing a Flight Plan Appendix The Active Flight Plan may be edited graphically on the Map page. See Section 8.3.3 for details. Index 4-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 94 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 4-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 95: Direct-To Navigation

    2. Select Waypoint, FPL, or NRST APT from the Direct-To window by touching the desired tab. System Messages Symbols 3. If a specific course is necessary, touch the Course To key. Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 96: The Enter Key

    Touch To Select A Specific Course Weather Figure 5-3 Direct-To Selection Nearest 6. The Map page will now be displayed with the new Direct-To course. Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 97: Appendix 3

    4. Touch the Activate key or press the small right knob to Services/ Music activate the selection. Utilities System 5. The Map page will now be displayed with the new Direct-To course. Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 98: Direct-To A Nearest Airport

    4. Touch the Activate key or press the small right knob to activate the selection. System Messages 5. The Map page will now be displayed with the new Direct-To Symbols course. Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 99: Removing A Direct-To Course

    Figure 5-8 Remove the Direct-To Course 2. Touch the Remove key. Traffic 3. Navigation will now return to the active flight plan. Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 100: Direct-To Map Waypoint

    Figure 5-9 Touch the Map to Create a MAPWPT as the Direct-To Course Destination 3. Touch the Activate key or press the small right knob to Weather activate the selection. Nearest Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 101: Off-Route Direct-To Course

    Direct-To routes may be edited graphically on the Map page the same as a regular flight plan. See Section 8.33 for details. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 102 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 103 If no baro- corrected altitude data is provided to the GTN unit, altitude leg types must be manually sequenced. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 104 En Route waypoints in the flight plan and Arrival waypoints Nearest are inserted between the En Route waypoints and the approach waypoints. Always verify that the transition waypoints between each phase are correct. Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 105 Final Approach (lower window) Appendix Waypoint height by approximately 50 meters. This annunciation will not be active when TAWS is operational. Index Table 6-1 Phase of Flight Annunciations 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 106 Figure 6-3 Selecting a Departure Transition System 4. Touch the key for the desired Runway, if necessary. Messages Touch To Select Desired Departure Symbols Runway Appendix Index Figure 6-4 Selecting a Departure Runway Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 107 Figure 6-7 Flight Plan View of the Selected Departure Messages 8. Remove a departure or select a new one by touching the Departure key and selecting the desired choice. Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 108 Figure 6-9 Arrival Page 3. Touch the desired Arrival from the Arrival list for the selected System airport. Messages Symbols Appendix Touch To Select Arrival Index Figure 6-10 Select from Arrival List Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 109 Figure 6-13 Arrival Map Preview and Sequence List Symbols 7. Touch the Load Arrival key to insert the arrival into the flight Appendix plan. The Active Flight Plan page will be displayed. Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 110: Selecting An Approach

    Airport key and select Music the desired airport. Utilities Touch To Select Airport System Touch To Select Approach Messages Touch To Select Channel ID Symbols Appendix Figure 6-16 Selecting an Approach Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 111 6. If desired, touch the Channel/ID key, then use the numeric Appendix keypad to select the channel number, and then touch the Enter key. The Channel and ID are typically loaded automatically if Index they are present. 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 112 If the Symbols pilot wishes to have the hold inserted or removed from the procedure, the procedure must be re-loaded or activated from the PROC-Approach page. Appendix Index 6-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 113: Approaches With Procedure Turns

    Upon reaching the MAP, the unit will automatically sequence to the first leg of the missed approach. This is used when a pilot needs to execute Index the missed approach prior to reaching the MAP. 6-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 114: Flying An Approach With A Hold

    CDI and Default NAV Page, but course guidance along the final approach course continues. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 6-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 115: Vectors To Final

    “vtf” appears as part of the active leg on the Map page (as a reminder that the approach was activated with vectors-to-final). Messages NOTE: Once VTF is activated all waypoints in the approach prior to the FAF Symbols are removed. Appendix Index 6-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 116 GPS or VLOC. Services/ Music Within the area of the shaded box, the automatic switch from GPS to VLOC should Utilities occur. System Messages Symbols Appendix Index 6-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 117: Rnav Approach Procedures

    Localizer Performance with Vertical guidance Published LPV (LPV) approach. minimums. System RNAV precision approach. Messages LP indicates Localizer Performance with no Published LP vertical guidance. minimums. Symbols Table 6-2 RNAV Approach Annunciations Appendix Index 6-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 118 (HDG) System mode of the autopilot and set the heading bug appropriately in order to use the autopilot on these legs. Messages Symbols Appendix Index 6-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 119 ILS or VLOC frequency in the Symbols active frequency field. • When flying a localizer-based approach (other than backcourse) with Appendix automatic CDI switching enabled: Index 6-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 120 LPV or other vertically guided GPS approach). Weather Touch To Activate Nearest Autopilot Outputs Prompt To Activate Services/ Music Autopilot Outputs Utilities Figure 6-23 Prompt To Activate Autopilot Outputs System Messages Symbols Appendix Index 6-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 121: Index

    Nearest page. Com/Nav Touch The Key To Display Waypoint Type Direct-To Proc Figure 7-1 Waypoint Info Page Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 122 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities Figure 7-2 Waypoint Info Functional Diagram System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 123: Waypoint Selection

    4. The selected waypoint will be the selected Airport Identifier. Bearing and Weather Selected Airport Distance To Identifier Selected Wpt From Present Nearest Position Services/ Music Utilities Figure 7-4 Waypoint Ident Selection Result System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 124: Airport

    2. Touch the Info key to display available information for the airport. Wpt Info Airport Identifier, City, & Type Traffic Airport Airport Information Terrain Lat/Lon Figure 7-5 Waypoint Info Airport Page Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 125 3. You may touch the map window and while pressing the display drag your finger to move the map view. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 126 Touch To Cancel Weather Approach Selection Nearest Touch To Preview Touch To Load Touch To Activate Approach Approach Approach Services/ Music Figure 7-8 Waypoint Info Airport Arrival Information Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 127 Weather Nearest Services/ Music Utilities System Figure 7-10 Waypoint Info Airport Runway Selection 3. Touch the PCL key to load the PCL frequency into the Com Messages Standby location. Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 128 Services/ Music Touch Frequency Key To Load Into Utilities Com Standby Additional Frequency System Information Messages Symbols Figure 7-12 Waypoint Info Airport Frequency More Information Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 129 3rd party sources. Terrain Weather Nearest Helipad Information Services/ Music Utilities Figure 7-14 Helipad Waypoint Info System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 130: Intersection (Int)

    You may touch the map window and while lightly pressing the display, drag your finger to move the System map view. Messages Symbols Appendix Index 7-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 131 Messages 3. Touch the Frequency key next to load it as the Nav standby frequency. Symbols Appendix Index 7-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 132 You may touch the map window and System while pressing the display lightly drag your finger to move the map view. Messages Symbols Appendix Index 7-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 133 Enter key. You may also search through the list by touching the View All key and then choosing from the existing list of User waypoints by Symbols touching the desired waypoint from the list. Appendix Index 7-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 134 Delete User Waypoint Utilities 1. Select the desired User Waypoint and touch the Delete key. 2. Touch the OK key to confirm deleting the selected waypoint. System Messages Symbols Appendix Index 7-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 135: Create Waypoint

    5. To u c h t h e Po s i t i o n ke y a n d t h e n L a t / L o n , Messages Radial/Radial, or Radial/Distance to assign the type. See the following instructions for more detail. Symbols Appendix Index 7-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 136 System Longitude value key. Messages Touch to Select Lat/Lon Waypoint Reference Type Symbols Touch to Select Appendix Lat/Lon Values Index Figure 7-23 Waypoint Info - Create User Waypoint Type - Lat/Lon 7-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 137 5. When finished with the Lat/Lon selections, touch the Enter key. Utilities 6. When finished with all selections, touch the Back and then System the Create key to create the new waypoint. Messages Symbols Appendix Index 7-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 138: Waypoint Location Based On Two Radials

    4. Touch the Enter key. 5. When finished with all selections, touch the Create key to Traffic create the new waypoint. Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 7-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 139: Waypoint Location Based On Radial And Distance

    4. Touch the Distance key and use the numeric keypad to select the desired value. Terrain 5. Touch the Enter key. Weather 6. Touch the Create WPT key to save the new waypoint. Nearest Services/ Music Utilities System Messages Symbols Appendix Index 7-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 140 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 7-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 141 The map will Index continue to orient to the current track if the map is selected 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 142: Map Menu

    • Map Setup modifies the display of other map features. Appendix • Map Data Fields determines whether or not the fields in the corners of the Map page are displayed and the data shown in each corner. Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 143: Map Overlays

    Map overlay keys may remain available even if the information necessary for the overlay is not available. For example: Appendix the Radar overlay key is available even if the radar is turned off. Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 144: Topo

    Low Airway System High Airway Messages Symbols Appendix Figure 8-5 Map Menu Airways Map Overlay Selection 2. Low Airways are shown as grey lines. High Airways are shown Index as green lines. Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 145: Terrain

    While viewing the Map Menu, touch the NEXRAD Map Overlay System key to toggle the view of NEXRAD weather data. Messages NEXRAD Product Age Symbols NEXRAD Appendix Weather Index Figure 8-7 Map Menu NEXRAD Map Overlay On Selection 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 146: Stormscope ® (Optional)

    Currently 1200 Ft Above And Rising Symbols Icon Shows Aircraft Is Receiving TIS Traffic From Appendix Ground Stations When A GDL 88 Is Connected Index Figure 8-9 Map Menu Traffic Map Overlay On Selection Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 147: Map Setup

    8.1.2 Map Setup Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index Figure 8-10 Map Setup Functional Diagram 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 148 4. Touch the key for the selected option. Nearest 5. Touch the Restore Defaults key to return to the original Services/ default values for the selected option. Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 149 Off, 4 NM, 5 NM, 7.5 NM, 10 NM, 15 NM Obstacle Range Restore Defaults Returns values to original factory settings Nearest Table 8-1 Map Setup Map Options Services/ Music Utilities System Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 150: Map Orientation

    Zoom out. Auto Zoom is re-enabled once one of the following conditions is met: Appendix • A waypoint is sequenced • the aircraft transitions from “on ground” to “in air” Index 8-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 151 Map page. Messages Nav Range Ring Symbols Current Position Appendix Nav Range Ring Range Index Figure 8-16 Nav Range Ring 8-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 152 (Height is greater than Services/ 1000 ft AGL) than 1000 ft AGL) than 1000 ft AGL) 1000 ft AGL) Music Utilities Figure 8-18 Navigation Map Obstacle Icons System Messages Symbols Appendix Index 8-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 153 Traffic Selected Obstacle Range Terrain Weather Figure 8-20 Select Obstacle Display Range Nearest Obstacle Services/ Music Current Position Obstacle Utilities Figure 8-21 Navigation Map Obstacles System Messages Symbols Appendix Index 8-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 154: Restore Defaults

    Touch the Back key to return to the normal map view. Wpt Info Restore Defaults Traffic Returns values to the original factory settings. Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 8-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 155: Aviation

    Table 8-2 Map Setup Aviation Options Messages NOTE: The term “intersection range” means any GPS waypoint included in the navigation database, and includes waypoints that may not be Symbols intersections of two VOR radials. Appendix Index 8-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 156: Land

    City Detail State/Province Names Off, On Symbols None, Least, Less, Normal, More, Most River/Lake Detail Appendix Restore Defaults Returns values to original factory settings Table 8-4 Map Setup Land Options Index 8-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 157: Airspace

    NOTE: Prohibited Airspaces cannot be disabled. Nearest Smart Airspaces: Services/ Garmin’ s Smart Airspace™ feature aids visual clarity on-screen by de- Music emphasizing airspace that’ s well above or below the aircraft’ s current altitude. Utilities The vertical separation is 1,000 feet at sea level and the vertical separation will gradually increase to 2,000 feet until the aircraft reaches 10,000 feet.
  • Page 158 Airway Airspaces - On Traffic Terrain Weather Airway Airspaces - Off Airway Airspaces - On Nearest Figure 8-24 Selecting the Display of European Airway Airspaces Services/ Music Utilities System Messages Symbols Appendix Index 8-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 159: Airway Range

    4. Touch the Airways key to select the desired Airways (Off, Low, High, or All). System Messages Low Airway (Grey) Symbols High Airway (Green) Appendix Figure 8-27 Navigation Map Airways Index 8-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 160: Traffic (Optional)

    NOTE: Map overlay keys may remain available even if the information Appendix necessary for the overlay is not available. For example: the Radar overlay key is available even if the radar is turned off. Index 8-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 161: Map Data Fields

    Touch To Cancel Any Changes Figure 8-28 Map Data Fields Selection Symbols 3. Touch the corner data field key you want to select. A list of Appendix information types will be displayed. Index 8-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 162 Symbols NOTE: ETE to Destination is not available when a procedure is loaded and there are waypoints in the Enroute section of the flightplan. Appendix Index 8-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 163: Map Detail

    Level 0 shows the most detail and level 3 shows the least detail. Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Figure 8-30 Map Detail (Declutter) Levels Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 8-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 164 Class C Airspace • • Active FPL Legs • • • • Utilities Airways • • • • System Table 8-11 Features Shown at Each Map Detail Level Messages Symbols Appendix Index 8-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 165: Map Panning

    Map Pointer. Music Next Utilities Nearest Item System Touch To Display Nearest Next Item Item Messages Highlighted Figure 8-32 Map Panning With Next Airspace Shown Symbols Appendix Index 8-25 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 166 NOTE: Pressing the Direct-To key will use the Map Pointer location as the Traffic destination. Terrain 5. Touch the Back key to return to the normal map display. Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 8-26 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 167: Map Controls

    1. In Pan Mode, touch the Create Waypoint key. Nearest 2. Follow the directions in the Waypoint Info section for Creating Services/ Music User Waypoints. Utilities System Messages Symbols Figure 8-34 Create User Waypoint While Map Panning Appendix Index 8-27 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 168: Graphically Edit Flight Plan Mode

    NOTE: It is not possible to graphically add an intermediate waypoint between the current position and a direct-to waypoint unless that waypoint is in the flight plan. Garmin recommends deleting any flight plan prior to Direct-To graphically editing a direct to waypoint.

  • Page 169: Adding A Waypoint To The End Of An Existing Flight Plan

    2. Touch a waypoint that you want to add to the end of the flight System plan. Messages 3. Touch the Done key to accept the changes and return to the Map page. Symbols Appendix Index 8-29 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 170: Removing A Waypoint From An Existing Flight Plan

    Continue adding waypoints, or airways, as needed. Utilities 4. Touch the Done key to accept the changes and return to the System Map page. Messages Symbols Appendix Index 8-30 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 171: Cdi (Gtn 650 Only)

    Touch OBS Navigation GPS Level Source Key To Toggle Of Service Symbols Annunciation OBS Mode Appendix Figure 8-40 Navigation Source Selection 2. Touch the CDI key to toggle between sources. Index 8-31 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 172 3. The OBS heading will be shown in the flight plan annunciation Symbols above the CDI in the lower portion of the display. The OBS function annunciation will show. Appendix Index 8-32 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 173: Map Symbols

    Airport with soft surface runway(s) only, Non-Serviced Unknown Airport Traffic Restricted (Private) Airfield Terrain Intersection Weather VORTAC Nearest VOR/DME Services/ Music TACAN Utilities System Messages Locator Outer Marker Heliport Symbols Table 8-12 Map Symbols Appendix Index 8-33 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 174: Safetaxi ®

    (AMMD). SafeTaxi and Chartview are to Symbols be used by the flight crew to orient themselves on the airport surface to improve pilot situational awareness during ground operations. Appendix Index 8-34 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 175: Hot Spot Information

    The EXPIRES date appears in white when data is current and in yellow when expired. SafeTaxi REGION NOT AVAILABLE appears in white if Messages SafeTaxi data is not available on the database card. Symbols Appendix Index 8-35 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 176 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 8-36 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 177 2. Touch the Go to Traffic key to view the Traffic page. Symbols 3. Touch the Close key to close the pop-up. The pop-up will return if the traffic alert persists. Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 178: Traffic Test

    Figure 9-2 Traffic Test Mode 2. The unit will return to normal operation mode after the test Wpt Info process is successfully completed. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 179: Altitude Reporting

    Terrain (TAS) may not both be displayed at the same time. Weather NOTE: More information is available about the GDL 88 in the "Garmin GDL 88 ADS-B Transceiver Pilot’s Guide, P/N 190-01122-03." Nearest Traffic Information Service (TIS) is designed to help in detection and...

  • Page 180: Tis Symbology

    Always remember that TIS cannot alert you to the presence of aircraft that Appendix are not equipped with transponders, nor can it alert you to aircraft that may be nearby, but obscured from the ground surveillance radar by interfering terrain. Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 181: Traffic Map Page

    Music Ownship Range Rings Utilities Position Traffic Mode Key Altitude Filter System (Operate/Standby) Traffic Direction Proximity Advisory, 1200 ft Messages Of Travel Above and Climbing Figure 9-5 Traffic Page Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 182: Displaying Traffic On The Traffic Page

    Displayed Traffic Range Messages Below -9900 ft to 2700 ft Symbols Normal -2700 ft to 2700 ft Above -2700 ft to 9900 ft Appendix Unrestricted All Traffic Shown Index Table 9-2 Displayed Traffic Range Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 183: Tis Limitations

    9.3.5 TIS Limitations Foreword NOTE: This section on TIS Limitations is not comprehensive. Garmin Getting recommends the user review the TIS Limitations section of the Aeronautical Started Information Manual, Section 1-3-5. Xpdr Ctrl TIS is NOT intended to be used as a collision avoidance system and does not relieve the pilot of responsibility to “see and avoid”...
  • Page 184 Nearest These are relatively rare occurrences and will be corrected in a few radar scans once the course has stabilized. Services/ Music Utilities System Messages Symbols Appendix Index Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 185: Tis Alerts

    3000 feet upward at 55 miles. Terrain and obstacles around the radar site can further decrease radar coverage in all Utilities directions. System • Traffic does not have an operating transponder. Messages Symbols Appendix Index 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 186: Tis System Status

    Started Mode in the air. If TIS fails the power up test, an annunciation is shown in the center of the Traffic Map Page. Contact a service center or Garmin Xpdr Ctrl dealer for corrective action for a failure message.
  • Page 187 Traffic may exist within the selected display range, but it is Proc not displayed. Table 9-5 TIS Traffic Status Annunciations Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 9-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 188 NOTE: TIS and Traffic Advisory System (TAS) may not both be configured Getting at the same time. Started TAS data comes from a TAS unit such as a Garmin GTS 800 or 820, Skywatch Xpdr Ctrl 497, KTA 810, or other unit. Com/Nav Refer to the appropriate Traffic Advisory System’...

  • Page 189: Tas Symbology

    Table 9-6 TAS Intruder Symbol Description Terrain Relative Altitude (1200 ft Above) Weather Non-Threat Traffic Vertical Trend Arrow (Climbing) Figure 9-7 Intruder Type, Altitude, and Vertical Trend Nearest Services/ Music Utilities System Messages Symbols Appendix Index 9-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 190: Displaying And Operating Traffic (Tas Systems)

    4. Touch the Traffic Status key to place the system in the Standby mode. Standby is displayed in the Traffic mode field. Appendix NOTE: Not all TAS systems can be set to “Standby” mode while in the air. Index 9-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 191: Range Ring

    Garmin GTS 800, Skywatch (SKY497/ 2 NM, 6 NM, 12 NM SKY889) Com/Nav Garmin GTS 820 and 850, Honeywell 2 NM, 6 NM, 12 NM, 24 NM, 40 NM KTA 810 TAS, KTA 910 TAS, KMH 820 IHAS, KMH 920 IHAS, and Avidyne TAS...

  • Page 192: Traffic System Status

    Data is being received from the TAS unit, but the unit is Data Failed self-reporting a failure Appendix Failed Incorrect data format received from the TAS unit Index Table 9-10 TAS Failure Annunciations 9-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 193 Proc No Data Traffic has not been detected. Wpt Info Table 9-11 TAS Traffic Status Annunciations Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 9-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 194 Figure 9-10 ADS-B Traffic Page Messages NOTE: The “Next” key on the dedicated traffic page will cycle through Symbols all targets located in close proximity to where the pilot has touched the screen. Appendix Index 9-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 195: Ads-B Traffic Menu

    Non-Directional Alerted Traffic Music Utilities Off-Scale Non-Directional Alerted Traffic Directional Alerted Traffic System Off-Scale Directional Alerted Traffic Messages Non-Directional Surface Vehicle Symbols Directional Surface Vehicle Appendix Index Table 9-12 ADS-B Traffic Symbols 9-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 196: Ads-B Status

    1. Touch the Test key to activate the test function in the Traffic equipment. Nearest 2. The unit will return to normal operation mode after the test process is successfully completed. Services/ Music Utilities System Messages Symbols Appendix Index 9-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 197: Motion Vector

    Touch To View Orientation System Traffic Menu Selected Traffic Motion Traffic Info Vector (White) Messages Selected Vector Symbols Motion and Duration Touch For Next Target Appendix Figure 9-13 Absolute Motion (White Vectors) Index 9-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 198 Services/ Music Utilities Target Motion Ownship Icon Target Motion Ownship Icon Vector Vector System Figure 9-16 Comparison of Absolute and Relative Motion Vectors With a Two Targets Messages Symbols Appendix Index 9-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 199: Vector Duration

    NORMAL, ABOVE, or UNRESTRICTED keys. The selection is displayed in the Altitude mode field. Nearest Services/ Selected Altitude Filter Music Utilities System Messages Symbols Figure 9-18 Traffic Altitude Filter Page Appendix Index 9-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 200: Ryan Tcad Description

    TA: Traffic Advisory. This is traffic with 500 feet, or less, of altitude separation that is converging or maintaining altitude separation. Appendix PA: Proximity Advisory. This is traffic with 500 feet of altitude separation that is not a TA. Index 9-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 201: Altitude Mode

    BELOW, NORMAL, Music ABOVE, or UNRESTRICTED keys. The selection is displayed Utilities in the Altitude mode field. System Selected Altitude Filter Messages Symbols Appendix Index Figure 9-20 Traffic Altitude Filter Selection 9-25 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 202: Tcad Control Menu

    Operation Music Armed, or Active Select Ground Mode Utilities Figure 9-22 TCAD Control Menu System 2. Touch the desired key from the menu to make any settings. Messages Symbols Appendix Index 9-26 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 203: Traffic Audio

    TCAD. If no destination airport is present in the GTN system, the TCAD will not receive a field Index elevation and therefore not automatically enter approach mode. 9-27 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 204: Baro

    1. While viewing the TCAD Control menu, touch the Ground key to activate Ground Mode TCAD traffic. 2. Touching the Ground key toggles Ground Mode on and off. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 9-28 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 205 AND within 1.0 NM) Traffic Closing Vertically Weather Traffic Diverging Vertically Nearest Traffic not Closing or Diverging Services/ Music Vertically Utilities Table 9-15 9900B TCAD Symbols System Messages Symbols Appendix Index 9-29 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 206: Select Local Barometric Pressure

    2. Touch the arrow keys to raise or lower the TCAD Traffic Audio level. The selected volume will be shown as a percentage value Index and graphically with a bar graph. 9-30 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 207: Shield Setup

    TCAD. If no destination Messages airport is present in the GTN system, the TCAD will not receive a field elevation and therefore not automatically enter approach mode. Symbols Appendix Index 9-31 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 208: Approach Mode

    1. While viewing the TCAD Control menu, touch the Approach key to activate Approach Mode TCAD traffic. Weather 2. Touching the Approach key toggles Approach Mode between Nearest Set, Armed, or Active. Services/ Music Utilities System Messages Symbols Appendix Index 9-32 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 209: Tcad 9900Bx Operation

    1. While viewing the TCAD display, touch the Baro key to select the local barometric pressure. System 2. Use the keypad to select the values and touch Enter to save Messages the values. Symbols Appendix Index 9-33 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 210: Select Altitude Filter

    Armed, or Active Volume Symbols Toggle Ground Mode On or Off Appendix Figure 9-32 TCAD 9900BX Traffic Menu Index 2. Touch the desired key from the menu to make any settings. 9-34 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 211: Traffic Audio

    3. With the Use DEST APT key deactivated (no green bar), touch the Field Elevation key to manually select the Field Elevation Appendix for traffic reporting. Use the keypad to select the elevation value. Index 9-35 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 212: Ground Mode

    Symbols 1. While viewing the Traffic menu, touch the Ground key to activate Ground Mode TCAD traffic. Appendix 2. Touching the Ground key toggles Ground Mode between On and Off. Index 9-36 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 213: Terrain Configurations

    Terrain Proximity configuration. Weather • HTAWS - (HTAWS) is an optional feature to increase situational awareness Nearest and aid in reducing controlled flight into terrain. Garmin TAWS satisfies TSO-C194 requirements for certification. Services/ Music •...

  • Page 214: Terrain Proximity

    10.2 Terrain Proximity Foreword Garmin Terrain Proximity is a non-TSO-C151c-certified terrain awareness Getting system provided as a standard feature of GTN 6XX to increase situational Started awareness and help reduce controlled flight into terrain (CFIT). Terrain may be Xpdr Ctrl displayed on the Map and Terrain pages.

  • Page 215: Displaying Terrain Proximity

    2. Touch the Menu key for options. Selected View Flight Plan Selected To Show Terrain Weather Terrain Legend Selected To Show Nearest Services/ Figure 10-3 Terrain Menu Options Music Utilities System Messages Symbols Appendix Index 10-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 216: Terrain Page 120° Arc Or 360° Rings

    Select the display of the Terrain Legend on the Terrain page. System Touch the Legend key to toggle the display of the Terrain Legend on or off. Messages Symbols Appendix Index 10-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 217: Terrain Limitations

    Direct-To NOTE: The data contained in the Terrain Proximity databases comes from Proc government agencies. Garmin accurately processes and cross-validates the data but cannot guarantee the accuracy and completeness of the data. Wpt Info NOTE: TERRAIN, TAWS-A, TAWS-B, HTAWS, or HTERRAIN PROXIMITY functionality will be available via the Terrain page, depending on the installed hardware and configuration.

  • Page 218: Taws-B Limitations

    Terrain information is based on terrain elevation information in a database that Direct-To may contain inaccuracies. Individual obstructions may be shown if available in the database. The data undergoes verification by Garmin to confirm accuracy of Proc the content, per TSO-C151c.

  • Page 219: Baro-Corrected Altitude Versus Gsl Altitude

    The GTN 6XX adjusts colors automatically as the aircraft Weather altitude changes. Nearest Services/ Music Utilities System View Messages Layers Flight Plan Legend Symbols Layers TAWS Inhibit Test TAWS Appendix Figure 10-5 TAWS-B Page Functional Diagram Index 10-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 220: Displaying Taws-B Data

    Terrain/ Services/ Obstacle Music between 100 ft and CAUTION Yellow Utilities 1000 ft (Yellow) below current aircraft System altitude Messages Table 10-1 TAWS-B Terrain/Obstacle Colors and Symbology Symbols Appendix Index 10-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 221: Taws-B Page

    2. Touch the Flight Plan key to toggle the display of the active flight plan. System Terrain Overlay Messages Flight Plan Obstacles Symbols Terrain Legend TAWS-B Annunciation Appendix Figure 10-8 Flight Plan and Legend Shown On TAWS-B Terrain Page Index 10-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 222: Terrain Page View

    Terrain Weather Nearest Test TAWS - Only TAWS Alerts Available on Services/ Inhibited Ground Music Utilities TAWS Inhibited Annunciation System Figure 10-9 TAWS-B Alerts Inhibited Selected Messages Symbols Appendix Index 10-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 223: Taws Alerts

    Messages Touch the Close key to remove the pop-up alert Symbols Appendix If the pilot takes no action, the pop-up will be removed when the alert is no longer active. Index 10-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 224: Taws-B Alerting Colors And Symbology

    Direct-To Informational Black text on white Not Applicable Proc background Table 10-2 TAWS-B Alert Colors and Symbology Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 10-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 225 * Alerts with multiple messages are configurable at installation and are installation- dependent. Alerts for the default configuration are indicated with asterisks. Table 10-3 TAWS-B Alerts Summary Messages Symbols Appendix Index 10-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 226: Excessive Descent Rate Alert

    TAWS Page. The alert is annunciated when the projected vertical flight path is calculated to come within minimum Index clearance altitudes in the following table. 10-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 227: Premature Descent Alerting

    PDA and FLTA aural and visual alerts can be manually inhibited. Discretion should be used when inhibiting TAWS and the system should be enabled when Appendix appropriate. When TAWS is inhibited, the alert annunciation “TAWS INHB” is shown. Index 10-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 228 • Distance from the departure airport is 2 NM or less Symbols • Heading change from the departure heading is less than 110º Appendix The NCR alerting parameters as defined by TSO-C151c are shown below. Index 10-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 229 Figure 10-15 Negative Climb Rate (NCR) Altitude Loss Traffic Terrain “DON’T SINK” Weather Nearest “TOO LOW, TERRAIN” Services/ Music Utilities System Sink Rate (FPM) Messages Figure 10-16 Negative Climb Rate (NCR) Sink Rate Symbols Appendix Index 10-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 230: Taws-B System Status

    “TAWS System Test OK” Utilities TAWS N/A TAWS Not Available System TAWS Alerting is Disabled None TAWS System Test Fail “TAWS System Failure” Messages Table 10-5 TAWS-B System Test Status Annunciations Symbols Appendix Index 10-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 231: Introduction

    Garmin’ s Helicopter Terrain Awareness Warning System (HTAWS) is an Direct-To optional feature to increase situational awareness and aid in reducing controlled flight into terrain. Garmin HTAWS is TSO-C194 authorized. Units installed in Proc helicopters that do not have HTAWS installed will display HTerrain Proximity.

  • Page 232: Htaws Operation

    Never use it for navigation or to maneuver to avoid terrain. HTAWS uses terrain and obstacle information supplied by government Traffic sources. The data undergoes verification by Garmin to confirm accuracy of the content. However, the displayed information should never be understood as Terrain being all-inclusive.

  • Page 233: Htaws Page

    Music displayed on the page. The “GSL” above altitude display in the top right corner of the display reminds the pilot that altitude is GPS-derived. Utilities System Messages Symbols Appendix Index 10-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 234: Terrain Page Menu

    Messages 2. Touch Back to return to the Terrain/HTAWS display. The Symbols HTAWS Page displays the selected view. Repeat step 1 to select the alternate view, and press Back. Appendix Index 10-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 235: Htaws Inhibit

    30 knots then the unit will enter that mode once ground speed Messages exceeds 30 knots. Hence, the presence of these selections on the Menu. Symbols Appendix Index 10-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 236: External Htaws Inhibit Control

    Mode” annunciation is displayed in the terrain annunciator Nearest field and in the lower right corner of the terrain page whenever protection is reduced. Services/ Music Utilities System Messages Symbols Appendix Index 10-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 237: Mute Active Caution

    RP Mode will be active when the green bar is present. Traffic 10.4.4.6 HTAWS Manual Test Terrain Garmin HTAWS provides a manual test capability which verifies the proper operation of the aural and visual annunciations of the system prior to a flight. Weather To manually test the HTAWS system: Nearest 1.

  • Page 238: Htaws Legend

    Green below the aircraft altitude Messages Aircraft Altitude -500 ft Terrain more than 500 ft Black below the aircraft altitude Figure 10-22 HTAWS Terrain Altitude Colors and Symbology Symbols Appendix Index 10-26 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 239: Htaws Symbols

    250 ft and 0 ft Yellow below current Messages aircraft altitude Obstacle is 250 ft, or Symbols White more, below current aircraft altitude Appendix Figure 10-23 HTAWS Obstacle Colors and Symbology Index 10-27 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 240: General Database Information

    General Database Information Garmin HTAWS uses terrain and obstacle information supplied by government Traffic sources. The data undergoes verification by Garmin to confirm accuracy of the content. However, the displayed information should never be understood as Terrain being all-inclusive. Pilots must familiarize themselves with the appropriate Weather charts for safe flight.

  • Page 241: Database Versions

    Terrain and obstacle databases are updated periodically with the latest terrain Wpt Info and obstacle data. Visit the Garmin website to check for newer versions of terrain/obstacle databases. Compare database cycle numbers to determine if a newer version is available.

  • Page 242: Terrain Database Areas Of Coverage

    If you have the wrong region database for your present position, then you get the message that terrain is unavailable for the current location and a Weather crosshatched pattern on the terrain display. Nearest Services/ Music Utilities System Messages Symbols Appendix Index 10-30 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 243: Obstacle Database Areas Of Coverage

    For a summary of aural messages, see the HTAWS Alert Summary table. Appendix NOTE: HTAWS Caution Alerts are displayed as constant black text on a yellow background; HTAWS Warning Alerts are displayed as constant white Index text on a red background. 10-31 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 244: Forward Looking Terrain Avoidance

    Appendix above terrain is generated. There are no display annunciations or pop-up alerts that accompany the aural message. Index 10-32 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 245: Voice Call Out Selection

    Select Alert System Voice Callouts Voice Figure 10-25 Select Voice Callouts from the System Audio Page Messages 3. Touch the MAX Voice Callout key to select the Voice Callouts. Symbols Appendix Index 10-33 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 246: Htaws Not Available Alert

    Terrain 10.4.15 HTAWS Not Available Alert Weather Garmin HTAWS requires a 3-D GPS navigation solution along with specific vertical accuracy minimums. Should the navigation solution become degraded, Nearest or if the aircraft is out of the database coverage area, the annunciation “HTAWS N/A”...

  • Page 247: Htaws Alert Summary

    10.4.17 HTAWS Alert Summary Foreword The aural alert voice gender is configurable to be either male or female. See Getting your Garmin installer for further information on configuring the alert system. Started HTAWS Pop-Up Alert Aural Message Description Xpdr Ctrl...

  • Page 248: Pilot Actions

    NOTE: Display of terrain and obstacles on the display is supplemental data System only. Maneuvering solely by reference to the terrain and obstacle data is not recommended or authorized. Messages Symbols Appendix Index 10-36 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 249: Introduction

    Terrain information is based on terrain elevation information in a database that may contain inaccuracies. Individual obstructions may be shown if System available in the database. The data undergoes verification by Garmin to confirm accuracy of the content, per TSO-C151c. However, the displayed information Messages should never be understood as being all-inclusive and data may be inaccurate.
  • Page 250 (ROC) Alerting Symbols - Imminent Terrain Impact (ITI) / Imminent Obstacle Impact (IOI) Alerting Appendix • Premature Descent Alerting (PDA) • Ground Proximity Warning System (GPWS) Alerting, which consists of: Index 10-38 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 251: Displaying Taws-A Data

    White text on red Utilities background Caution Black text on yellow System background Messages Informational Black text on white Not Applicable background Symbols Table 10-11 TAWS-A Alert Colors and Symbology Appendix Index 10-39 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 252: Taws-A Display

    ARC (120°) display. Map range is adjustable System with the In and Out keys from 1 to 200 NM, as indicated by the map range rings (or arcs). Messages Symbols Appendix Index 10-40 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 253 (shown on all displays) (+ indicates there are Services/ more annunciations and Music will show each one for five seconds) Utilities Figure 10-30 TAWS-A Page with 360° View System Messages Symbols Appendix Index 10-41 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 254 Terrain map display. Traffic Selected View Flight Plan Selected To Show Terrain Terrain Legend Weather Selected To Show Nearest Figure 10-32 TAWS-A Map Setup Menu Services/ Music Utilities System Messages Symbols Appendix Index 10-42 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 255: Taws-A Alerts

    Figure 10-34 Terrain Alert Pop-Up To acknowledge the pop-up alert: Symbols Touch the Close key (returns to the currently viewed page), or Appendix Touch the Go to Terrain key (accesses the TAWS-A Page) Index 10-43 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 256: Taws-A Alerts Summary

    † GSD alert will be available if a valid ILS is being used for navigation, even in no valid GPS signal is being received. Appendix Table 10-13 TAWS-A Alerts Summary Index 10-44 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 257 † GSD alert will be available if a valid ILS is being used for navigation, even in no valid GPS signal is being received. Appendix Table 10-13 TAWS-A Alerts Summary Index 10-45 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 258 † GSD alert will be available if a valid ILS is being used for navigation, even in no valid GPS signal Appendix is being received. Table 10-13 TAWS-A Alerts Summary Index 10-46 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 259 † GSD alert will be available if a valid ILS is being used for navigation, even in no valid GPS signal is being received. Appendix Table 10-13 TAWS-A Alerts Summary Index 10-47 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 260: Excessive Descent Rate Alert

    Music 3000 2500 Utilities 2000 System 1500 ����� ��� ����� ��� 1000 Messages Symbols 2000 4000 6000 8000 10000 12000 Descent Rate Appendix Figure 10-35 Excessive Descent Rate Alert Criteria Index 10-48 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 261: Forward Looking Terrain Avoidance

    125 feet AGL while within 1.0 NM of the threshold. During Symbols the final descent, algorithms set a threshold for alerting based on speed, distance, and other parameters. Appendix Index 10-49 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 262: Inhibiting/Enabling Taws-A Alerting

    Symbols 2. Touch the TAWS Inhibit key to inhibit or enable TAWS (choice Appendix is dependent on current state). A green bar in the key indicates Index the TAWS is inhibited. 10-50 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 263: Excessive Closure Rate Alert

    Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Closure Rate (FPM) Figure 10-38 Excessive Closure Rate Alert Criteria (Flaps Up or Takeoff Configuration) Utilities System Messages Symbols Appendix Index 10-51 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 264 Com/Nav Direct-To Proc Closure Rate (FPM) Wpt Info Figure 10-39 Excessive Closure Rate Alert Criteria (Flaps in Landing Configuration) Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 10-52 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 265: Flight Into Terrain Alert

    FIT alerting remains in effect. Music Utilities Flap Override System Selection Messages Flap Override Annunciation Symbols "+" Indicates Multiple Annunciations Figure 10-41 TAWS-A Page Menu and FIT Flap Override Annunciation Appendix Index 10-53 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 266: Overriding Flaps-Based Fit Alerting

    Wpt Info Traffic Terrain Weather “TOO LOW, TERRAIN” Nearest Services/ Music Utilities Radio Altitude Loss (Feet) System Figure 10-42 FIT Alerting After Takeoff Messages Symbols Appendix Index 10-54 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 267: Negative Climb Rate After Take-Off Alert (Ncr)

    Proc Wpt Info Traffic “DON’T SINK” Terrain “TOO LOW, TERRAIN” Weather Nearest Services/ Music Altitude Loss (Feet) Utilities Figure 10-43 Negative Climb Rate (NCR) Altitude Loss System Messages Symbols Appendix Index 10-55 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 268 Com/Nav “TOO LOW, TERRAIN” Direct-To Proc Sink Rate (FPM) Wpt Info Figure 10-44 Negative Climb Rate (NCR) Sink Rate Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 10-56 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 269: Inhibiting Gpws Alerts (Edr, Ecr, Fit, And Ncr)

    Maintenance personnel may enable additional VCO alerts corresponding to 400, 300, 200, and 100 feet. There are no display annunciations or pop-up Appendix alerts that accompany the aural message(s). VCO alerts cannot be inhibited. Index 10-57 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 270: Taws-A System Status

    When a GSD caution alert occurs on an ILS approach, the aural and visual Appendix annunciation “GLIDESLOPE” is issued. If a GSD caution alert occurs on an LPV, LNAV/VNAV, or LNAV+V approach, the aural and visual annunciation Index “GLIDESLOPE” is issued. 10-58 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 271: Inhibiting Glideslope Deviation (Gsd) Alerts

    Wpt Info NOTE: Glideslope Deviation alerts will not be available if the G/S INHB function is activated. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 10-59 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 272: Taws-A Abnormal Operations

    When multiple annunciations exist, an asterisk will be present next to the Music annunciation. The display of each annunciation will alternate with each being Utilities displayed for approximately five seconds. System Messages Symbols Appendix Index 10-60 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 273: Weather

    Flight Service Stations or Air Traffic Control. Symbols NOTE: In data link weather, Temporary Flight Restrictions (TFRs) and Appendix Notices to Airmen (NOTAMs) that do not have geographical locations cannot be viewed on the GTN. Index 11-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 274: Siriusxm Weather Products (Optional)

    3000 ft ... 45,000 ft SIGMET/AIRMET Nearest Freezing Level Icing Services/ Music Turbulence Cyclone Utilities Orientation Track Up Heading Up North Up System Legend Messages Figure 11-3 SiriusXM Weather Page Functional Diagram Symbols Appendix Index 11-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 275: Displaying Siriusxm Weather

    Figure 11-5 Weather Data Link Menu Utilities 3. Once you selected what items you want to display, touch BACK to return to the Data Link Weather page. System Messages Symbols Appendix Index 11-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 276: Weather Legend

    Wpt Info products, or use the Up/Down keys. 3. Touch the Back key to remove the Legend. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 277: Weather Map Orientation

    1. While viewing the Weather Data Link function, touch the Menu Symbols key. 2. Touch the Orientation key to toggle the map view orientation Appendix choices of North Up, Track Up, and Heading Up. Index 11-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 278: Product Age And Siriusxm Weather Symbols

    NOTE: SiriusXM Weather does not provide a timestamp for AIRMETs, Appendix SIGMETs, City Forecasts, County Warnings, Cell Movement and TFR products. Therefore, the unit does not display a product age indication for these products. Index 11-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 279 Music WX Forecast Freezing Levels Utilities Winds Aloft System County Warnings Cyclone Warnings Messages Icing Potential (Icing) Symbols (SLD) Pilot Weather Report (PIREP) Appendix (Blue - Regular, Yellow - Urgent) Index 11-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 280 Severe Thunderstorm Tornado Traffic Sunny Terrain Part Sun Weather Cloudy Nearest Rainy Services/ T-Storm Music Snow Utilities Windy System Foggy Messages Haze Symbols High/Low Temp Appendix Table 11-2 Weather Symbols Index 11-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 281: Nexrad

    City Forecast - System Touch To Select Time Messages Figure 11-8 NEXRAD Weather 2. Repeated touches to the NEXRAD key will toggle between Symbols the Off, US, and Canada selections. Appendix Index 11-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 282: Reflectivity

    (Z). NEXRAD measures the radar reflectivity ratio, or the energy Services/ Music reflected back to the radar receiver (designated by the letter Z). The value of Z increases as the returned signal strength increases. Utilities System Messages Symbols Appendix Index 11-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 283: Nexrad Limitations

    • Sun strobes (when the radar antenna points directly at the sun) • Interference from buildings or mountains, which may cause shadows Utilities • Metallic dust from military aircraft, which can cause alterations in radar System scans Messages Symbols Appendix Index 11-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 284 Xpdr Ctrl Com/Nav Precipitation Above 52°N Direct-To Figure 11-11 NEXRAD Data - Canada Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 285: Echo Tops

    Figure 11-12 Echo Tops 2. Touch the Echo Tops key again to turn it off. Traffic Terrain Weather Nearest Services/ Music Utilities Figure 11-13 Echo Tops Legend System Messages Symbols Appendix Index 11-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 286: Cloud Tops

    Figure 11-14 Cloud Tops 2. Touch the Cloud Tops key again to turn it off. Traffic Terrain Weather Nearest Services/ Music Utilities Figure 11-15 Cloud Tops Legend System Messages Symbols Appendix Index 11-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 287: Cell Movement

    Figure 11-16 Cell Movement Wpt Info 2. Touch the Cell Movement key again to turn it off. Traffic Terrain Weather Figure 11-17 Cell Movement Legend Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 288: Sigmets And Airmets

    Figure 11-18 SIGMETs and AIRMETs Wpt Info 2. Touch the SIGMET/AIRMET key again to turn it off. Traffic Terrain Weather Nearest Services/ Music Figure 11-19 SIGMET/AIRMET Legend Utilities System Messages Symbols Appendix Index 11-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 289: County Warnings

    Map view. Nearest 3. Touch the County Warnings key again to turn it off. Services/ Music Utilities System Messages Symbols Appendix Figure 11-21 County Warnings Legend Index 11-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 290: Freezing Level

    Figure 11-22 Freezing Level 2. Touch the Freezing Level key again to turn it off. Traffic Terrain Weather Nearest Services/ Music Figure 11-23 Freezing Level Legend Utilities System Messages Symbols Appendix Index 11-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 291: Metars

    Available - Touch And Drag Display To View Nearest Services/ METAR Detail Music Figure 11-25 METARs Detail Utilities 3. Touch the METAR key again to turn it off. System Messages Symbols Appendix Index 11-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 292: Cyclone

    Name, Date, Time, And Services/ Current Position Of Cyclone Music Figure 11-26 Cyclone Utilities 2. Touch the Cyclone key again to turn it off. System Messages Symbols Figure 11-27 Cyclone Legend Appendix Index 11-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 293: Lightning

    Figure 11-28 Lightning Wpt Info 2. Touch the Lightning key again to turn it off. Traffic Terrain Figure 11-29 Lightning Legend Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 294: Weather Forecast

    3. Touch a City Forecast symbol to show detailed information. Touch the Back key to return to the Weather display. System City Forecast Symbol Messages Symbols Appendix Figure 11-32 Surface Conditions Detail Index 11-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 295 4. Touch the Wx Forecast key again to turn it off. Foreword Getting Started Xpdr Ctrl Com/Nav City Forecast Fronts Direct-To Figure 11-33 Surface Legends Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 296: Winds Aloft

    Terrain above the altitude keys. 3. Touch the Winds Aloft key again to turn it off. Weather Nearest Services/ Music Utilities System Messages Figure 11-35 Winds Aloft Legend Symbols Appendix Index 11-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 297 Nearest 3. Touch the Icing key again to turn it off. Services/ Music Utilities System Messages Symbols Figure 11-37 Icing Legend Appendix Index 11-25 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 298 The selected altitude is shown in a window above the altitude Terrain keys. 3. Touch the Turbulence key again to turn it off. Weather Nearest Services/ Music Utilities System Figure 11-39 Turbulence Legend Messages Symbols Appendix Index 11-26 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 299 Figure 11-41 AIREP and PIREP Detail Utilities 3. Touch the Back key to remove the detailed information. System 4. Touch the AIREP/PIREP key again to turn it off. Messages Symbols Appendix Index 11-27 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 300 Utilities Table 11-4 Stormscope Symbols 1. From the Home page, touch the Weather key (and then the System StormScope key if present) to reach the StormScope function. Messages Symbols Appendix Index 11-28 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 301 3. Touch the 360° or Arc to select the display view. Terrain Weather Nearest Services/ Music View Utilities System Mode Cell Strike Messages Figure 11-44 StormScope Functional Diagram Symbols Appendix Index 11-29 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 302 Displaying cell data during these periods frees the user from sifting through a screen full of discharge points and helps to better Symbols determine where the storm cells are located. Appendix Index 11-30 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 303 If no heading source is available, the display will indicate this by Appendix placing “HDG N/A” in the upper right portion of the display. If no heading is available, the pilot must clear the strikes after each heading change. Index 11-31 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 304 Foreword Connext Weather is an optional feature available with the Iridium ® satellite system that is interfaced through the optional Garmin GSR 56. Connext Weather Getting Started may be viewed in the Weather and Map functions. The Weather pages may be oriented to either Track Up, Heading, or North Up.

  • Page 305: Using Connext Satellite Weather Products

    If more than half of the expiration time has elapsed from the time the data is received, the color of the product age displayed changes to yellow. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-33 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 306 Weather Nearest Services/ Music Figure 11-48 More Connext Weather Menu Utilities 3. Touch the Connext Settings key to make detailed settings for the Connext Weather display. System Messages Symbols Appendix Index 11-34 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 307: Connext Settings

    2. Touch the Auto Request key to set the Auto Request Period. Services/ Music Utilities System Touch To Select Request Period Messages Symbols Figure 11-50 Select Auto Request Period Appendix Index 11-35 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 308: Connext Data Request Coverage Region

    Symbols Flight Plan Distance Data Request Appendix Touch the Distance key to request that weather information will be shown for the selected distance along the active flight Index plan. 11-36 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 309 Heading Up and to accept the displayed value and return to the Connext Weather Menu. Traffic Touch To Select Map Orientation Terrain Weather Nearest Figure 11-53 Connext Weather Map Orientation Services/ Music Utilities System Messages Symbols Appendix Index 11-37 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 310: Register With Connext

    It is necessary to register the GTN with Connext to utilize the weather Getting products. Started 1. Call Garmin Customer Service to create a Connext account. Xpdr Ctrl Provide the GTN System ID and airframe info (model, tail number, etc).
  • Page 311 Due to time delays inherent in gathering and processing weather data for data link transmission, the weather information shown by Symbols the data link weather product may be significantly older than the indicated weather product age. Appendix Index 11-39 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 312: Tfrs

    To View Details Wpt Info Figure 11-57 Connext TFR Detail 2. Touch the Back key to return to the Weather display. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-40 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 313 The Connext Weather Function is based on a ground-to-air data link and Symbols requires that the appropriate ground systems are broadcasting weather data and the aircraft is within reception range of the Ground Broadcast Transceiver (GBT). Appendix Index 11-41 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 314 Canada (cloud to cloud strikes are not reported). Com/Nav Lightning Symbol Direct-To Proc Wpt Info Figure 11-60 Connext Data Link Lightning and Legend Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-42 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 315 They can also contain information Symbols on precipitation amounts, lightning, and other critical data. METARs are shown as colored flags at airports that provide them. Appendix Index 11-43 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 316 Terrain Weather Nearest Services/ Figure 11-62 Connext Weather - Graphic METARs and Legend Music 2. Touch the Back key to return to the Weather page. Utilities System Messages Symbols Appendix Index 11-44 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 317 Traffic Figure 11-63 Connext Weather - PIREPs and Legend Terrain 2. Touch the Back key to return to the Weather page. Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-45 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 318: Winds Aloft Altitude

    In the figure shown above, 6000 feet is selected and Winds Aloft Services/ Music data is shown for winds reported at an altitude of 6000 feet. Utilities System Messages Symbols Appendix Index 11-46 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 319: Sigmets And Airmets

    Figure 11-66 Connext Weather - AIRMETs/SIGMETs Detail and Legend Services/ Music When enabled, the following AIRMETs are available for display: • Icing Utilities • Turbulence System • IFR conditions • Mountain obscuration Messages • Surface winds Symbols Appendix Index 11-47 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 320 The FIS-B Function is based on a ground-to-air data link and requires that System the appropriate ground systems are broadcasting weather data and the aircraft is within reception range of the Ground Broadcast Transceiver (GBT). Messages Symbols Appendix Index 11-48 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 321 1,000 ft ... 53,000 ft Proc SIGMET/AIRMET Wpt Info Orientation Track Up Heading Up North Up Legend Traffic Figure 11-68 FIS-B Weather Functional Diagram Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-49 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 322 Due to time delays inherent in gathering and processing weather data for data link transmission, the weather information shown by the data link weather product may be significantly older than the indicated Messages weather product age. Symbols Appendix Index 11-50 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 323: Fis-B Operation

    Figure 11-70 FIS-B Weather Data Link Menu 3. Once you selected what items you want to display, touch BACK System to return to the FIS-B Weather page. Messages Symbols Appendix Index 11-51 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 324: Nexrad Abnormalities

    CONUS NEXRAD is not available above 60 degrees of latitude. The intensity level reflected by the pixel will be the highest level sampled Messages within the area covered by each pixel. Symbols Appendix Index 11-52 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 325: Nexrad Intensity

    Symbols equipment may still receive incomplete FIS-B data when signal reception is limited by the distance from ground stations combined with a low altitude. Appendix Index 11-53 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 326 15 minutes. Services/ Music CONUS NEXRAD Coverage Shown Utilities Out Of CONUS CONUS Selected NEXRAD System On NEXRAD Key Coverage Figure 11-72 Weather Page With CONUS Displayed Messages Symbols Appendix Index 11-54 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 327 Boundary Shown Terrain NEXRAD Weather Shown CONUS & Regional Weather Selected On NEXRAD Key Figure 11-74 Weather Page With Combined NEXRAD Displayed Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-55 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 328 Figure 11-75 NEXRAD Source Selection Wpt Info 3. Touch the Back key to return to the FIS-B Weather Menu. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-56 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 329: Fis-B Tfrs

    To View Details Traffic Terrain TFR Detail Weather Figure 11-77 FIS-B TFR Detail Nearest 2. Touch the Back key to return to the Weather display. Services/ Music Utilities System Messages Symbols Appendix Index 11-57 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 330 Figure 11-78 METARS Map Symbols and Detail Symbols 2. Touch the METAR key to toggle METARS on or off. Appendix 3. Touch the Back key to return to the FIS-B Weather page. Index 11-58 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 331: Fis-B Pireps

    Messages Figure 11-79 PIREP Information Detail and Legend Symbols 4. Touch the Back key to remove the detailed information. Appendix 5. Touch the PIREP key again to turn it off. Index 11-59 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 332 3. Touch the Wind/Temp Aloft key again to turn it off. Services/ Music Utilities System Messages Symbols Figure 11-81 FIS-B Winds Aloft Legend Appendix Index 11-60 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 333: Fis-B Sigmets And Airmets

    Services/ key to return to the Weather display. Music Utilities System Messages Figure 11-84 SIGMET and AIRMET Details Symbols 3. Touch the SIGMET/AIRMET key again to turn it off. Appendix Index 11-61 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 334 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 11-62 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 335: Nearest

    List Wpt Info Wpt Info Frequency Services/ Music List List List Utilities Airspace Info Wpt Info Wpt Info Frequency Freq System Figure 12-2 Nearest Page Functional Map Messages Symbols Appendix Index 12-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 336: Select A Nearest Page

    Direct-To key. The waypoint will be loaded into the Waypoint window of the Direct-To function. Terrain 5. Touch the Activate key to navigate directly to that Weather waypoint. Nearest Services/ Music Utilities System Messages Symbols Appendix Index 12-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 337: Nearest Airport

    Touch A Key For More System Airport Information Messages Figure 12-4 Nearest Airport Waypoint Info Symbols 4. Touch one of the keys (Map, Procedures, Runways, etc.) for more information about the selected airport. Appendix Index 12-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 338: Nearest Intersection (Int)

    Info page for the selected Intersection. Services/ Music Intersection Information Referenced Utilities To Current Position System Touch To View Intersection Map Detail Messages Figure 12-7 Nearest Intersection Waypoint Detail Symbols Appendix Index 12-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 339: Nearest Vor

    Services/ Current Position Additional VOR Music Information Utilities Touch To Place Touch To View Freq In Standby VOR Map Detail System Figure 12-9 Nearest VOR Waypoint Information Messages Symbols Appendix Index 12-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 340: Nearest Ndb

    System Touch To Select NDB Information New Waypoint Referenced To Messages Current Position Additional NDB Information Symbols Touch To View NDB Map Detail Appendix Figure 12-12 Nearest NDB Waypoint Information Index 12-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 341: Nearest User Waypoint

    Edit Wpt Nearest To Wpt From Reference Wpt Touch To View Services/ Area Map View All Wpts Music Utilities Wpts Used Figure 12-14 Nearest User Waypoint Information System Messages Symbols Appendix Index 12-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 342: Nearest Airspace

    Altitude Buffer values. System NOTE: The Airspace Alert setting does not alter the depiction of airspace, Messages or change the Smart Airspace setting for the main map page. Symbols Appendix Index 12-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 343 (if applicable). By selecting any airspace name listed on the Nearest Airspace Page, additional details are provided — including Index controlling agency, communication frequencies and floor/ceiling limits. 12-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 344: Nearest Artcc

    Frequency Key Messages Figure 12-19 Nearest ARTCC Multiple Frequency List Symbols 4. Touch the key for the desired frequency to place the selected frequency into the Com Standby window. Appendix Index 12-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 345: Nearest Flight Service Station (Fss)

    Com Standby window. Utilities Selected FSS System Frequency FSS Multiple Inserted Into Frequency List Standby Window Messages FSS Multiple Frequency Key Symbols Figure 12-21 Selected FSS Frequency From List Appendix Index 12-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 346: Nearest Weather Frequency (Wx Freq)

    Utilities Figure 12-23 Nearest Weather Station Selected Frequency System 4. Touch the Weather Station Identifier key to show the Messages Waypoint Info page for the selected Weather station. Symbols Appendix Index 12-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 347: Services/Music

    Time Period Call/End Call Utilities Email Address Volume Save Contact Volume System Existing Contact Suppression Call Messages Message Edit On During Delete Symbols APR/MAPR/ TERM Appendix Figure 13-2 Services Functional Diagram Index 13-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 348: Music

    Channel Browse Volume Menu Presets Channel Messages GDL 69 XM 1 Channel Up/Down Status XM 2 Category Mute Select with XM 3 Symbols keypad Appendix Figure 13-3 Music Functional Map Index 13-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 349: Activating Siriusxm Satellite Radio Services

    Data Radio ID, or both, must be provided to SiriusXM Satellite Radio to Xpdr Ctrl activate the entertainment subscription. The SiriusXM Satellite Radio Activation Instructions are included with the GDL 69A (also available at www.garmin. Com/Nav com, P/N 190-00355-04).

  • Page 350: Music Operation

    Services/ a low, or background level. When the radio or intercom traffic ceases, the Music level gradually returns to normal. Utilities System Messages Symbols Appendix Index 13-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 351: Browsing Channels And Categories

    Weather Categories. Touch to Select. Nearest Figure 13-6 Music Categories Services/ 3. The current category will be shown at the top of the display. Music Utilities System Messages Symbols Appendix Index 13-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 352: Selecting A Siriusxm Satellite Radio Channel By Number

    Channel Number Selection Weather Touch Enter Or Press Small Knob To Save Number Nearest Figure 13-8 Selecting Music Channels with the Numeric Keypad Services/ Music Utilities System Messages Symbols Appendix Index 13-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 353: Siriusxm Satellite Radio Volume

    3. Touch MUTE to mute the radio volume. Traffic Terrain 4. Touch MUTE again or the Volume key to unmute the radio volume. Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 13-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 354: Siriusxm Satellite Radio Channel Presets

    1. Touch the Presets key to select the preset bank (XM 1, XM 2, or XM 3). Nearest 2. Touch the desired preset key. Services/ Music Utilities System Messages Symbols Appendix Index 13-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 355: Gdl 69/69A Data Link Receiver Troubleshooting

    Touch To View Weather Products Utilities Figure 13-11 GDL 69/69A Status Page System 2. Touch the Menu key to display the GDL Status Menu. Messages Symbols Appendix Index Figure 13-12 GDL Status Menu 13-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 356 Touch the OK key to continue the operation. Getting Started Xpdr Ctrl Com/Nav Figure 13-13 Lock Activation Direct-To Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 13-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 357: Iridium Phone Operation (Optional)

    13.5 Iridium Phone Operation (Optional) Foreword Optional satellite telephone operation is available through the Iridium ® satellite system that is interfaced through the Garmin GSR 56. Getting Started Touch To Start Phone Status Xpdr Ctrl Phone Call Touch To Select...

  • Page 358: Making A Phone Call

    4. To make a direct call with a keypad, touch the Touchtone Entry key. Services/ Music Utilities System Messages Figure 13-17 Touchtone Entry Pad Symbols 5. After completing the call, touch the End Call key. Appendix Index 13-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 359: Answering A Phone Call

    Touch the HANG UP soft key to end the call. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 13-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 360: Suppress Visuals

    NOTE: The “Suppress Visuals” setting only affects the visual indication Xpdr Ctrl of an incoming call/text. It does not inhibit the phone ringer or incoming SMS chime. Garmin recommends that you inhibit the audio from the GSR Com/Nav 56 unless a phone call is active.

  • Page 361: Phone Volume

    Services/ Messages Music Touch To View Draft Messages Utilities Touch To View Sent Messages System Figure 13-21 SMS Text Page Messages 2. Select Compose, Inbox, Drafts, or Outbox. Symbols Appendix Index 13-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 362: Sms Text Messaging Menu

    1. While viewing the SMS Text page, touch the Compose key. Services/ Music Touch To Select Recipient Utilities Touch To Compose Touch To Send New Message Message System Figure 13-23 Compose a New SMS Text Message Messages Symbols Appendix Index 13-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 363: A Failed Sms Text Message

    Message Body Messages Touch Resend Message Symbols Figure 13-26 Resend a Failed SMS Text Message 3. To delete the message, touch the Menu key and then the Appendix Delete key. Index 13-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 364: Position Reporting

    4. Select the Report Period with the keypad and press Enter. System 5. When Automatic Reporting is disabled, touch the Send Report key to manually send a report. Messages Symbols Appendix Index 13-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 365: Status

    Table 13-3 Position Reporting Status Weather Countdown Time Until Transmit Nearest Reporting Status Number Of Reports In The Queue Services/ Music Figure 13-29 Position Reporting Status Utilities System Messages Symbols Appendix Index 13-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 366: Contacts

    Contact Phone Number Symbols Touch To Edit The Touch To Delete Contact The Contact Appendix Figure 13-32 Using the Contact List 2. Touch the desired function for the selected Contact. Index 13-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 367 Screen function will lock the touchscreen so the display can be cleaned without activating any functions. Terrain Weather Nearest Services/ Music Utilities System Messages Figure 14-1 Utilities Home Page Symbols Appendix Index 14-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 368 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index Figure 14-2 Utilities Functional Diagram 14-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 369 Services/ Music terrain/obstacles or following ATC guidance. VCALC provides advisory information only and must be used in concert with all other available navigation Utilities data sources. System Messages Symbols Appendix Index 14-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 370 Figure 14-5 VCALC Page Utilities 2. Select the VCALC items as necessary to set up parameters for the next waypoint. Touch the Back key when finished. System Messages Symbols Appendix Index 14-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 371: Target Altitude

    2. Touching the Altitude Type key will toggle between MSL and Weather Above WPT. "Above WPT" is only available for waypoints that are airports. Nearest Services/ Music Utilities System Messages Symbols Appendix Index 14-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 372: Vertical Speed (Vs) Profile

    System To Save Number Figure 14-8 Select VCALC Target Offset Messages 2. Use the numeric keypad to select the desired Target Offset and then touch the Enter key. Symbols Appendix Index 14-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 373: Before/After Target Waypoint

    2. A list of the remaining waypoints in the flight plan will be shown. Touch the desired waypoint to select it as the Target Utilities Waypoint. System Messages Symbols Appendix Index 14-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 374: Display Vcalc Messages

    While viewing the VCALC page menu, touching the Restore Defaults key will reset all of the VCALC values back to their default values. The Target Weather Waypoint will not be changed. Nearest Services/ Music Utilities System Messages Symbols Appendix Index 14-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 375: Flight Timers

    Set Departure Time Symbols To Current Local Time Of Timer Start Figure 14-12 Utility Flight Timers Page (Trip/DEP Timers) Appendix 4. Touch each key as desired to set up timer operation. Index 14-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 376: Raim Prediction

    3. Touch the Arrival Date key and select the date of arrival at the selected waypoint. Symbols 4. Touch the Arrival Time key and select the local time of expected arrival at the selected waypoint. Appendix Index 14-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 377 Xpdr Ctrl Touch To Compute RAIM Com/Nav RAIM Prediction Result Direct-To Figure 14-14 RAIM Prediction Completed Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 14-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 378 Appendix ETA by adding to the departure time all of the ETEs of the legs up to Index and including the selected leg. If the entire flight plan is selected, then 14-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 379: Point-To-Point Mode

    Departure Time and Data Input System Touch To Select Departure Date Messages Figure 14-15 Utility Trip Planning Page To Edit Input Data (Point-To-Point Mode) - Sensor Data Used Symbols Appendix Index 14-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 380 6. Touch the Depart Time key and then use the keypad to select the departure time (local time at From waypoint) and touch Utilities Enter. Selected Departure Time System Messages Symbols Appendix Touch To Select Departure Time Index Figure 14-18 Selecting Departure Time 14-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 381 Enter. Nearest Selected Ground Speed Services/ Music Utilities System Touch To Select Ground Speed Messages Figure 14-20 Selecting Expected Average Ground Speed Symbols Appendix Index 14-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 382: Flight Plan Mode

    2. Touch the Flight Plan key to select the flight plan. Messages Touch To Select Flight Plan (Active Symbols FPL Shown) Appendix Touch To Scroll List Index Figure 14-23 Select Flight Plan 14-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 383: Flight Plan

    Symbols Previous FPL Leg Trip Statistics Touch To Toggle Appendix Between Statistics and Data Input Index Figure 14-26 Utility Trip Planning Page Computed Data View Of Next Waypoint (Flight Plan Mode) 14-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 384: Point-To-Point Mode

    Touch To Select Touch To Select Touch To Select Fuel on Board Fuel Flow Appendix Expected Average Ground Speed Index Figure 14-27 Utility Fuel Planning Page Showing Edit Input Data (Point-to-Point Mode) 14-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 385 Messages Symbols Figure 14-30 Selecting Current Fuel On Board Appendix 7. Touch the Fuel Flow key and then use the keypad to select the average fuel flow and touch Enter. Index 14-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 386 Selected Ground Speed Value Direct-To Touch To Select Proc Ground Speed Value Wpt Info Figure 14-32 Selecting Ground Speed Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 14-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 387: Flight Plan Mode

    Fuel Flow value and touch Enter. 6. Touch the Ground Speed key and then the keypad to select Appendix the average ground speed for the trip and touch Enter. Index 14-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 388 9. Touch the Edit Input Data key to return to the display for Wpt Info selecting Fuel Planning data. Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 14-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 389 Winds Statistics Touch To Toggle Utilities Sensor Data Use Touch To Compute Data And View System Statistics Figure 14-38 Utility DALT/TAS/Winds Page Using Sensor Data and Indicated Altitude Messages Symbols Appendix Index 14-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 390 Barometric Pressure and then touch Enter. Messages Selected Touch To Clear Barometric Values Symbols Pressure Value Touch To Select Barometric Appendix Touch To Cancel Pressure Value Selection Index Figure 14-42 Select Barometric Pressure Value 14-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 391 Utilities Selection Figure 14-45 Select Track Angle Value System 6. Touch the HDG key and then the keypad to select the Heading Messages value and then touch Enter. Symbols Appendix Index 14-25 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 392 Touch To Clean Screen Nearest Services/ Figure 14-47 Utilities Home Page Music 2. Touch the HOME key to exit Screen Cleaning Mode. Utilities System Messages Symbols Appendix Figure 14-48 Screen Cleaning Mode Index 14-26 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 393: Scheduled Messages

    Services/ Music Touch To Select Touch To Enter Message Type Message Text Utilities Touch To Enter Message System Countdown Timer Figure 14-50 Create a Scheduled Message Messages Symbols Appendix Index 14-27 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 394 2. After completing the selections, touch the Enter key. Foreword Getting Started Xpdr Ctrl Com/Nav Figure 14-51 Sample Scheduled Message Direct-To Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 14-28 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 395 System function. Nearest 3. Touch the desired key to reach that function. To return to the Services/ Music System page, touch the Back key. Utilities System Messages Symbols Appendix Index 15-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 396 Turboprop Music Twin-Engine Prop Single-Engine Jet Utilities Business Jet 2-Blade Rotorcraft System 3-Blade Rotorcraft 4-Blade Rotorcraft Messages Volume TAWS Alert Voice Symbols Manual Offset Appendix Index Figure 15-2 System Function Summary 15-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 397: System Status

    Figure 15-3 System Status Page Description Wpt Info Traffic Serial # & System ID Terrain Weather SW Versions Nearest Databases Services/ Music Figure 15-4 System Status Functional Diagram Utilities System Messages Symbols Appendix Index 15-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 398 1. While viewing the System Status page, touch the Database System Information key to view more detailed information about the Database versions inside the GTN unit. Messages Symbols Appendix Index Figure 15-6 System Status Database Information 15-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 399 Music • Aviation – The Navigation database is updated on a 28 day cycle. Navigation Utilities database updates are provided by Garmin and may be downloaded from the Garmin web site “http://fly.garmin.com” or from Jeppesen at "http://www. System jeppdirect.com/Garmin" onto a Garmin provided Supplemental Datacard.
  • Page 400 Messages Basemap Boundary and road Internal As required fly.garmin.com Updates installed via information Memory SD card and copied Symbols into internal memory Table 15-1 Database List Appendix Index 15-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 401: Gps Status

    SBAS list is based on the Aviation database. See the Satellite- Messages Based Augmentation System section later in this section for details. Symbols 3. Touch the Back key to return to the System Status page. Appendix Index 15-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 402 Once the GPS receiver has determined your position, the Symbols GTN unit indicates your position, altitude, track and ground speed. The GPS receiver status field also displays the following messages under the appropriate Appendix conditions: Index 15-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 403 GTN as a primary means of navigation under FAR parts 91, 121, 125, and 135. The FDE program is part of the GTN trainer, available for download from the GTN product information page on Garmin’s Symbols web site, www.garmin.com.
  • Page 404 3. Touch the key for the desired SBAS provider. Terrain Weather Nearest Services/ Music Figure 15-8 SBAS Selection Page Utilities 4. Touch the Back key to return to the System Status page. System Messages Symbols Appendix Index 15-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 405: Circle Of Uncertainty

    Utilities Information Figure 15-10 External LRU Page System 2. When more information is available about the listed units, Messages touch the More Info key to view the information. Symbols Appendix Index 15-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 406 Touch the OK Utilities key to continue the operation. System Messages Symbols Figure 15-13 Loc Activation Appendix 4. Touch the Back key to return to the GDL Status page. Index 15-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 407 Required Input data is available but does not meet the Services/ Music Unavailable to Run performance criteria or is not available due to Non- Computed Data (NCD) conditions. Utilities Table 15-4 Traffic Application Status System Messages Symbols Appendix Index 15-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 408 GDL 88 Status page. Nearest 4. Touch the Traffic App Status key to view the Traffic Application information. Services/ Music Utilities Traffic Status System Messages Figure 15-17 GDL 88 Traffic Information Symbols Appendix Index 15-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 409 Wpt Info Registration display. Touch To Touch To Enter Register Access Code Traffic Current Terrain Registration Info Weather Figure 15-19 Connext Registration Page Nearest Services/ Music Utilities System Messages Symbols Appendix Index 15-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 410 Enable Crossfill spacing With Dual Units Messages Figure 15-21 System Setup Page 2. After making the desired selections, touch the Back key to Symbols return to the Setup page. Appendix Index 15-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 411: Cdi Selection

    Selection. This feature enables the unit to automatically switch from Services/ GPS to VLOC on an ILS approach. See Procedures-ILS Approaches Music for more detail on ILS approaches. Utilities System Messages Symbols Appendix Index 15-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 412: Date/Time

    12 hour, local 24 hour, or UTC time. Nearest Touch Key to Select Time Format Services/ Music Utilities Figure 15-25 Select System Time Format System 5. Touch the key for the desired time format. Messages Symbols Appendix Index 15-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 413: Nearest Airport Criteria

    3. Touch Minimum Runway Length to display the keypad Messages for selecting the minimum runway length. Select the desired minimum runway length with the numeric keypad. A selection Symbols of "0" will allow any length. Appendix Index 15-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 414: Com Channel Spacing

    While viewing the System Setup page, touch Channel Spacing Traffic to toggle between 8.33 kHz and 25.0 kHz channel spacing. Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 15-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 415: Crossfill

    Messages - Date/Time convention - Nearest airport criteria Symbols - Units (Nav angle, Distance/Speed, etc.) - User-defined COM frequencies to store favorites Appendix - Ownship icon Index - CDI Scale setting 15-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 416 OK to enable Crossfill or touch Cancel to return to the System Terrain Setup page without enabling Crossfill. Weather Nearest Services/ Music Touch OK to Enable Crossfill With Dual Units Utilities Figure 15-30 Confirming Crossfill Selection System Messages Symbols Appendix Index 15-22 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 417: Gtn-Gns Crossfilling

    3. Touch the Transfer User Waypoints key to transfer the User Waypoints from the GTN unit to the connected GNS unit. Weather Nearest Services/ Music Transfer Of User Utilities Waypoints In Progress System Figure 15-32 GTN-GNS Crossfill Messages Symbols Appendix Index 15-23 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 418: Alerts Settings

    Enter. System Selected Proximity Value Messages Touch Key to Delete Values Symbols Use the Numeric Keypad to Select Appendix Proximity Value Index Figure 15-34 Arrival Alert Proximity Selection 15-24 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 419: Airspace Alert Options

    System NOTE: The Airspace Alert setting does not alter the depiction of airspace, or change the Smart Airspace setting for the main map page. Messages Symbols Appendix Index 15-25 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 420: Units Settings

    Touch the desired value on the list. System Messages Figure 15-38 System Units Selection Windows Symbols 3. After making the desired selections, touch the Back key to Appendix return to the Setup page. Index 15-26 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 421: Setting A User-Configured (Manual) Nav Angle

    3. After User is selected, touch the Magnetic Variation key to set the value. Services/ Music User Nav Utilities Angle Selected System Touch To Set Manual Mag Var Messages Figure 15-40 Magnetic Variation is Available for Editing Symbols Appendix Index 15-27 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 422: Position Format Selection

    NOTE: The Position Format Selection function is available in SW Version Nearest 4.10, and later. Services/ Music Utilities System Messages MGRS Position Format Symbols Figure 15-42 MGRS Position Format Shown On Waypoint Info Page Appendix Index 15-28 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 423 2. Touch the Position Format key. Terrain Touch to select Weather Position Format Nearest Services/ Music Figure 15-45 Position Format Selection Utilities 3. Touch the desired Position format. System Messages Symbols Appendix Index 15-29 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 424: Ownship Settings

    To View More Options Figure 15-46 Ownship Selection Proc 2. Touch the desired type of aircraft for the ownship symbol. Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 15-30 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 425: Audio

    5. Touch the MAX Voice Callout key to select the value. Utilities Touch To Select System Max Voice Callout Messages Symbols Touch To Select Voice Callout Value Appendix Figure 15-48 Select Voice Callout Value 6. Touch Back when complete. Index 15-31 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 426: Backlight Settings

    2. Touch the Manual Offset Arrow keys to set the Manual Offset level. Messages 3. After making the desired selections, touch the Back key to Symbols return to the Setup page. Appendix Index 15-32 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 427 CDI/HSI display. AIRSPACE ALERT - The aircraft inside an No action is necessary; message is Messages airspace type for which informational only. Inside airspace. alerts are configured. Symbols Appendix Index 16-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 428 LNAV minimums. DOWNGRADE - LPV or LNAV/VNAV, Approach Utilities to an LNAV approach. downgraded. Use Vertical guidance will LNAV minima. System be removed from the external CDI/HSI display. Messages Symbols Appendix Index 16-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 429 Com radio may be Utilities with the system. (COM RMT XFR) switch, if installed inoperative. – this will force the com radio to System 121.5 MHz. Contact dealer for service. Messages Symbols Appendix Index 16-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 430 GTN). Contact dealer for Reducing backlight System temperatures. The service if this message persists. brightness. backlight level will Messages remain high enough to be visible in daylight Symbols conditions. Appendix Index 16-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 431 Symbols removed a procedure procedures to the stored flight because it no longer plan routes. Appendix exists in the database. Index 16-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 432 SD card is invalid Music databases. dealer for service. or failed. Utilities DATACARD External SD card was Reinsert SD card. REMOVED - removed. System Reinsert SD card. Messages Symbols Appendix Index 16-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 433 Messages receiver fault. receiver. DATALINK - The GDL 88 has Contact dealer for service. Symbols detected a position GDL88 ADS-B is input fault. not transmitting Appendix position. Check GPS devices. Index 16-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 434 The GDL 88 is reporting Contact dealer for service. System that the external traffic GDL88 external system has a low traffic system has a Messages battery. low battery. Symbols Appendix Index 16-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 435 Symbols source. from the GTN while that message GTN lost. is present. Contact dealer for Appendix service. Index 16-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 436 If another Messages function. glideslope source is not available for verification, fly a GPS based Symbols approach. Contact dealer for service. Appendix Index 16-10 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 437 Use a different GPS receiver to the SBAS board is or a non-GPS based source of GPS receiver has Symbols inoperative. navigation. Contact dealer for failed. Check GPS service. Appendix coax for electrical short. Index 16-11 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 438 GAD 42 indicates a Verify all input/output data from/ Symbols configuration error. to the GAD 42 Interface Adapter. ADAPTER - Contact dealer for service. GAD 42 Appendix configuration needs service. Index 16-12 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 439 Messages pressed position for at service if this message persists. inner knob is stuck least 30 seconds. This in the pressed Symbols knob press will now be position. ignored. Appendix Index 16-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 440 North (T). NAV ANGLE - Nav angle is set to User. No action is necessary; message is Symbols informational only. NAV Angles are referenced to a Appendix User set value (U). Index 16-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 441 Remote OBS key is position for at least 30 stuck. System seconds. This input will now be ignored. This Messages input is not available in all installations. Symbols Appendix Index 16-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 442 Messages at least 30 seconds. stuck. This input will now Symbols be ignored. This input is not available in all Appendix installations. Index 16-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 443 TAWS inhibit key is at least 30 seconds. stuck. Symbols This input will now be ignored. This input Appendix is not available in all installations. Index 16-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 444 Set the CDI/HIS selected course to on the CDI/HSI does the current desired track. Set course on CDI/ Services/ Music not match the current HSI to [current desired track. DTK]. Utilities System Messages Symbols Appendix Index 16-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 445 System the same time as other audio alerts. Messages TIMER - A user-configured timer No action is necessary; message is Symbols has expired. informational only. Timer has expired. Appendix Index 16-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 446 ATC. Contact dealer for 1 OR 2 Symbols 2 but is not able to service. Transponder 1 or communicate with the 2 is inoperative or Appendix transponder. connection to GTN is lost. Index 16-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 447 WAYPOINT - User has configured No action is necessary; message is Symbols Arriving at [wpt the arrival alarm and informational only. name]. is within the specified Appendix distance. Table 16-1 Messages Index 16-21 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 448 Xpdr Ctrl database are not referenced to the WGS84 datum, or their reference datum is unknown. If this is the case, this message is displayed. Garmin cannot determine Com/Nav exactly how close the non-WGS84 referenced waypoint will be to the WGS84 datum that the GTN uses.

  • Page 449: Map Page Symbols

    Intersection LOM (compass locator at outer marker) Nearest NDB (Non-directional Radio Beacon) Services/ Music VOR/DME Utilities ILS/DME or DME-only System VORTAC TACAN Messages Table 17-1 Map Page Symbols Symbols Appendix Index 17-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 450: Safetaxi ™ Symbols

    17.3 Traffic Symbols Traffic TIS Symbol Description Terrain Non-Threat Traffic Weather Traffic Advisory (TA) Nearest Traffic Advisory Off Scale Services/ Table 17-3 TIS Symbols Music Utilities System Messages Symbols Appendix Index 17-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 451 AND within 1.0 NM) Traffic Closing Vertically Terrain Traffic Diverging Vertically Weather Traffic not Closing or Diverging Nearest Vertically Services/ Table 17-5 9900B TCAD Symbols Music Utilities System Messages Symbols Appendix Index 17-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 452 Non-Directional Alerted Traffic Music Off-Scale Non-Directional Alerted Traffic Utilities Directional Alerted Traffic System Off-Scale Directional Alerted Traffic Messages Non-Directional Surface Vehicle Symbols Directional Surface Vehicle Appendix Table 17-7 ADS-B Traffic Symbols Index 17-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 453: Terrain Obstacle Symbols

    Nearest below the aircraft altitude (Yellow) Services/ Obstacle is 250 ft, or more, Music below the aircraft altitude (Gray) Figure 17-3 HTAWS Obstacle Altitude Correlation Utilities System Messages Symbols Appendix Index 17-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 454: Basemap Symbols

    US Highway Terrain National Highway - 2-digit drawn inside Weather Nearest Small City or Town Services/ Music Medium City Utilities Large City System Table 17-8 Basemap Symbols Messages Symbols Appendix Index 17-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 455: Map Tool Bar Symbols

    Description Terrain Low-Wing Prop (Default Ownship) Weather High-Wing Prop Nearest Kit Plane Services/ Music Turboprop Utilities Twin-Engine Prop System Single-Engine Jet Messages Business Jet Symbols 2-Blade Rotorcraft Appendix 3-Blade Rotorcraft Index 17-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 456: Stormscope Symbols

    Class D Airspace Terrain User Waypoint Table 17-10 Miscellaneous Symbols Weather 17.9 Stormscope Symbols Nearest Symbol Time Since Strike (Seconds) Services/ Music Utilities System Messages Symbols Appendix Table 17-11 Stormscope Symbols Index 17-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 457: Appendix

    Utilities backcourse Bearing The compass direction from the present position to a System destination waypoint bearing Messages Symbols center runway ºC degrees Celsius Appendix Course Deviation Indicator CHNL channel Index cloud 18-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 458 Utilities Desired Track System Excessive Descent Rate Messages EGNOS Provides SBAS service for most of Europe and parts of North Africa ELEV elevation Symbols Electromagnetic Interference en route Appendix Index 18-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 459 GPS Roll Steering Ground Speed The velocity that the aircraft is travelling relative to a Symbols ground position Ground Track see Track Appendix Garmin Reference System Ground Speed Garmin Transponder Index 18-3 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 460 The portion of a flight plan between two waypoints Messages LIFR Low Instrument Flight Rules LNAV Lateral Navigation Symbols localizer loss of integrity (GPS) Appendix longitude Localizer Performance with Vertical guidance Index Line Replacement Unit 18-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 461 Marginal Visual Flight Rules Services/ Music Utilities navigation NAVAID NAVigation AID System Negative Climb Rate Non-Directional Beacon Messages NEXRAD Next Generation Radar Symbols Outside Air Temperature Appendix Omni Bearing Selector Index 18-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 462 Significant Meteorological Information SLP/SKD slip/skid System SMBL symbol speed Messages SRVC, SVC service STAR Standard Terminal Arrival Route Symbols STATS statistics STBY standby Appendix standard Special Use Airspace Index SUSP suspend 18-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 463 Stereographic Grid System V, Vspeed velocity (airspeed) Messages variation Visual Flight Rules Symbols Very High Frequency VLOC VOR/Localizer Receiver Appendix Visual Meteorological Conditions VNAV, VNV vertical navigation Index VHF Omni-directional Range 18-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 464 Wide Area Augmentation System WGS-84 World Geodetic System - 1984 Com/Nav waypoint(s) weather Direct-To XPDR transponder cross-track Proc Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 18-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 465: Sd Card Use And Databases

    Traffic memory into internal memory Table 18-1 Database List Terrain Weather More information about databases and updates can be found at: Nearest https://fly.garmin.com/fly-garmin/support. Services/ Music Utilities System Messages Symbols Appendix Index 18-9 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 466: Jeppesen Databases

    Jeppesen Databases Foreword The navigation database is updated on a 28-day cycle. Navigation database Getting updates are provided by Garmin and may be downloaded from the Garmin web Started site “fly.garmin.com” onto a Garmin provided Supplemental Data card. Contact Xpdr Ctrl Garmin at fly.garmin.com for navigation database updates and update kits.

  • Page 467: Garmin Databases

    Figure 18-1 SD Card Database Location The Garmin databases can be updated by following the instructions on fly. garmin.com. Once the updated files have been downloaded from the web site, a Traffic PC equipped with an appropriate SD card reader is used to unpack and program the new databases onto the existing Supplemental Data Cards.
  • Page 468 - Make sure it is plugged directly into your computer (the back of the Nearest computer, if using a desktop computer). • If you accidentally place a file onto the wrong card, call Garmin’ s Aviation Services/ Music Product Support team to look at the files and delete the proper files...

  • Page 469: Updating Garmin Databases

    7. Check that all databases are current and there are no errors. If a database is Traffic highlighted in yellow, it is either expired or the GTN 6XX can not determine the date. Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 18-13 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 470: Demo Mode

    Demo Setup functions. Weather Nearest Services/ Music Touch For GPS Settings Utilities System Touch For NAV Settings Messages Touch For Date And Time Settings Symbols Figure 18-3 Demo Mode Setup Appendix Index 18-14 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 471 Vertical Speed Weather Touch To Select Altitude Touch To Select Nearest Airspeed Services/ Music Touch To Select Track Mode Utilities Figure 18-5 Demo Mode Navigation Settings System Messages Symbols Appendix Index 18-15 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 472 7. After completing the settings for Demo mode, touch the HOME Proc key or Back key to get started with operating the GTN. Wpt Info Traffic Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 18-16 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...

  • Page 473: Glove Qualification Procedure

    5. If all applicable tasks in Table 18-1 respond in the same way with and without a glove then the glove used to complete these tasks may be used by the pilot Index 18-17 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 474 Touch the COM standby frequency to activate the Same Worse com frequency entry keypad (Task applicable to Symbols 635/650/750 only). Enter a valid com frequency and touch the Enter key Same Worse Appendix (635/650/750 only). Index 18-18 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 475 Insert KSPB between KMMV and BTG by dragging the Same Worse leg between KMMV and BTG to KSPB. Utilities Table 18-3 Tests Not Required for Glove Qualification System Messages Symbols Appendix Index 18-19 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 476 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index 18-20 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 477 Altitude mode 9-25 Cautions iii, 8-24, 10-8, 10-12, 10-39, Altitude reporting 2-5 Appendix 10-40 Altitude type 14-5 CDI 8-31 Annunciations 1-6, 1-19, 6-2, 9-10, 9-11, Ceiling 12-9 9-16, 9-17, 10-5, 10-11, 10-18, Index Index-1 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...

  • Page 478: Direct-To 14

    10-2, 10-18, 11-43, 15-3, 15-4, 18-9, 18-11 Facility name 12-10, 12-11, 12-12 Appendix Databases 1-3, 1-6 Failed text message 13-17 FDE 15-9 Database verification 1-7 Field elevation 9-27 Data card 1-3 Index Index-2 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 479 Com/Nav HDOP 15-7 Flight plan menu 4-12 Heading 9-5, 9-14, 10-9 Flight timers 14-9 Flood 11-8 Helipad 17-2, 7-9 fly.garmin 11-33, 15-5, 15-6, 18-9, 18- Heliport 17-1 HFOM 15-7, 15-9 10, 18-11 Direct-To Hold 6-12 Fog 11-8 Home page 1-4...
  • Page 480 Negative climb rate 10-13, 10-16, 10-55 Map range 8-10, 8-34, 9-15, 10-9 Appendix NEXRAD 8-5, 11-7, 11-9, 11-53 Map setup 8-7 Limitations 11-11 Map symbols 17-1, 17-6 NEXRAD Canada 11-12 Index Map toolbar symbols 17-7 Index-4 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 481 Scheduled messages 14-27 Product description 1-3 SD card 1-3 Appendix Product Support vi Secure Digital (SD) card 1-3, 1-4, 18-9 Proximity advisory 9-5, 9-18 Select approach 6-8 Index Select arrival 6-6 Index-5 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 482 System status 9-10, 9-16, 15-3, 10-18, Topo scale 8-12 Symbols 15-3, 10-58 Tornadoes 11-8 Tornados 11-52 Appendix Touchscreen 1-2, 1-5 TACAN 17-1 Track vector 9-8 TAF 11-43 Traffic 8-6, 9-1 Index Index-6 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 483 Voice call out 10-33, 10-57 Voice callout 15-31 System Volume 1-4, 3-2, 13-2, 13-7 VOR 3-13, 7-11, 8-15, 8-24, 10-9, 12-5, Messages 17-1 VOR-based approach 6-17 Symbols VORTAC 17-1 Appendix WAAS 15-10 Warnings ii Index Index-7 190-01004-03 Rev. F Garmin GTN 625/635/650 Pilot’s Guide...
  • Page 484 Foreword Getting Started Xpdr Ctrl Com/Nav Direct-To Proc Wpt Info Traffic This page intentionally left blank Terrain Weather Nearest Services/ Music Utilities System Messages Symbols Appendix Index Index-8 Garmin GTN 625/635/650 Pilot’s Guide 190-01004-03 Rev. F...
  • Page 486 © 2013 GARMIN Corporation GARMIN International, Inc. 1200 East 151 Street, Olathe, Kansas 66062, U.S.A. Tel. 913/397.8200 or 800/800.1020 Fax 913/397.8282 Garmin AT, Inc. 2345 Turner Rd., S.E., Salem, Oregon 97302, U.S.A. Tel. 503/581.8101 or 800/525.6726 Fax. 503/364.2138 Garmin (Europe) Ltd.

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