Cockpit Reference Guide
Page 13
...XPDR 1 or XPDR 2) using the displayed keypad. IDENT Field Squawk Code Field Transponder Modes: Standby, Ground, On, Altitude Reporting Transponder Control Transponder ID Touch the Squawk Code Field. The key text remains gray and will change to confirm selection... active. Touch the Transponder Mode field to activate the transponder's IDENT function. IDENT Touch IDENT to select available modes. B GTN 725/750 Cockpit Reference Guide (CRG) 7 Transponder TRANSPONDER Transponder Control Touch the Squawk Code Field to display the Transponder panel. Transponder Mode * ...
...XPDR 1 or XPDR 2) using the displayed keypad. IDENT Field Squawk Code Field Transponder Modes: Standby, Ground, On, Altitude Reporting Transponder Control Transponder ID Touch the Squawk Code Field. The key text remains gray and will change to confirm selection... active. Touch the Transponder Mode field to activate the transponder's IDENT function. IDENT Touch IDENT to select available modes. B GTN 725/750 Cockpit Reference Guide (CRG) 7 Transponder TRANSPONDER Transponder Control Touch the Squawk Code Field to display the Transponder panel. Transponder Mode * ...
Cockpit Reference Guide
Page 14
...;eld. VFR: Touch to set the squawk code to place transponder in Standby mode. Ground: Touch to 1200. 8 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. Altitude Touch for Mode A operation. It is still powered, but will... transmit its squawk code and altitude when interrogated. Green indicates current condition Transponder Panel Page Standby: Touch to turn transponder On for Mode C operation. Mode S interrogations will be on and Reporting...
...;eld. VFR: Touch to set the squawk code to place transponder in Standby mode. Ground: Touch to 1200. 8 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. Altitude Touch for Mode A operation. It is still powered, but will... transmit its squawk code and altitude when interrogated. Green indicates current condition Transponder Panel Page Standby: Touch to turn transponder On for Mode C operation. Mode S interrogations will be on and Reporting...
Cockpit Reference Guide
Page 44
... aircraft is configured for service. Contact dealer for approach. Select the appropriate CDI source for service. Messages 38 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. APR GUIDANCE AVAILABLETouch "Enable APR Output" before selecting APR on the...ROL mode. AUDIO PANELAudio panel is inoperative or connection to GTN is reporting to go into approach mode. Description The GMA 35 is lost. GTN is now available. CDI SOURCESelect appropriate CDI source for Garmin audio panel control (GMA 35) and the GTN cannot communicate with the COM 2 radio. B Use LNAV ...
... aircraft is configured for service. Contact dealer for approach. Select the appropriate CDI source for service. Messages 38 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. APR GUIDANCE AVAILABLETouch "Enable APR Output" before selecting APR on the...ROL mode. AUDIO PANELAudio panel is inoperative or connection to GTN is reporting to go into approach mode. Description The GMA 35 is lost. GTN is now available. CDI SOURCESelect appropriate CDI source for Garmin audio panel control (GMA 35) and the GTN cannot communicate with the COM 2 radio. B Use LNAV ...
Cockpit Reference Guide
Page 45
...RMT XFR) switch has been held and the COM radio is locked to COM locked to 121.5. B GTN 725/750 Cockpit Reference Guide (CRG) 39 COM RADIOCOM radio needs service. with the GTN on CDI/HSI is not Press and hold the COM remote transfer (COM RMT XFR) switch for ...COM inoperative. Messages 190-01007-04 Rev. COM RADIO- this mode, hold the volume COM radio may continue to exit. COM radio is reporting Contact dealer for two seconds. that it needs service. Contact dealer for service. Decrease length of COM transmissions, decrease cabin temperature and increase ...
...RMT XFR) switch has been held and the COM radio is locked to COM locked to 121.5. B GTN 725/750 Cockpit Reference Guide (CRG) 39 COM RADIOCOM radio needs service. with the GTN on CDI/HSI is not Press and hold the COM remote transfer (COM RMT XFR) switch for ...COM inoperative. Messages 190-01007-04 Rev. COM RADIO- this mode, hold the volume COM radio may continue to exit. COM radio is reporting Contact dealer for two seconds. that it needs service. Contact dealer for service. Decrease length of COM transmissions, decrease cabin temperature and increase ...
Cockpit Reference Guide
Page 50
...based source of the sky. Contact dealer for service. No action is acquiring position and may take a longer than normal. Messages 44 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. B Use lost due to lack of navigation. This message normally occurs after initial... Use a different GPS receiver or a non-GPS based source of navigation. source. The GPS module indicates that its clock battery is reporting that it needs service. Message Description GPS NAVIGATION LOST- GPS RECEIVERLow internal clock battery. Check GPS coax for electrical short. Use a ...
...based source of the sky. Contact dealer for service. No action is acquiring position and may take a longer than normal. Messages 44 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. B Use lost due to lack of navigation. This message normally occurs after initial... Use a different GPS receiver or a non-GPS based source of navigation. source. The GPS module indicates that its clock battery is reporting that it needs service. Message Description GPS NAVIGATION LOST- GPS RECEIVERLow internal clock battery. Check GPS coax for electrical short. Use a ...
Cockpit Reference Guide
Page 52
...is informational only. LOSS OF INTEGRITY (LOI)Verify GPS position with unreliable in the current navigation database. The GPS module has reported a loss of integrity. MagVar is flagged as necessary to the WGS84 datum. message is necessary; Message Description Action ...informational only. Contact dealer for [WPT]. Location may be different than where surveyed for service if this table. Messages 46 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. message is not referenced to include waypoints, procedures, and airways that contains...
...is informational only. LOSS OF INTEGRITY (LOI)Verify GPS position with unreliable in the current navigation database. The GPS module has reported a loss of integrity. MagVar is flagged as necessary to the WGS84 datum. message is necessary; Message Description Action ...informational only. Contact dealer for [WPT]. Location may be different than where surveyed for service if this table. Messages 46 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. message is not referenced to include waypoints, procedures, and airways that contains...
Cockpit Reference Guide
Page 56
.... TAWS AUDIO INHIBITEDTAWS audio inhibit input is necessary; This input is not receiving data from it has an correct and may be displayed on the GTN. A user-configured timer No action is stuck. has expired. for service. Flight plan contains an No action is informational only. TIMERTimer ... for service. TAWS audio may be able to follow the course guidance. Contact dealer for at the same time as other audio alerts. The GTN is Invalid heading received reports that it . Messages 50 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev.
.... TAWS AUDIO INHIBITEDTAWS audio inhibit input is necessary; This input is not receiving data from it has an correct and may be displayed on the GTN. A user-configured timer No action is stuck. has expired. for service. Flight plan contains an No action is informational only. TIMERTimer ... for service. TAWS audio may be able to follow the course guidance. Contact dealer for at the same time as other audio alerts. The GTN is Invalid heading received reports that it . Messages 50 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev.
Cockpit Reference Guide
Page 57
than 60 seconds. The transponder is Verify squawk code and Transponder 1 or 2 reporting to function. dealer for service. B GTN 725/750 Cockpit Reference Guide (CRG) 51 Message Description Action TRAFFICTraffic device has been in standby for more if traffic alerts are referenced to communicate ...
than 60 seconds. The transponder is Verify squawk code and Transponder 1 or 2 reporting to function. dealer for service. B GTN 725/750 Cockpit Reference Guide (CRG) 51 Message Description Action TRAFFICTraffic device has been in standby for more if traffic alerts are referenced to communicate ...
Cockpit Reference Guide
Page 58
...64257;ed. with the system. No action is necessary; NOTE 1: There are several reference datums that are not referenced to function. Messages 52 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. message is within the specified distance. TSO-C146 normally requires that all waypoints ... receiver needs service. Message Description Action VERTICAL CALCULATORApproaching target altitude. User has configured a vertical descent calculation, and the aircraft is reporting that it needs service. The NAV radio is approaching the target altitude.
...64257;ed. with the system. No action is necessary; NOTE 1: There are several reference datums that are not referenced to function. Messages 52 GTN 725/750 Cockpit Reference Guide (CRG) 190-01007-04 Rev. message is within the specified distance. TSO-C146 normally requires that all waypoints ... receiver needs service. Message Description Action VERTICAL CALCULATORApproaching target altitude. User has configured a vertical descent calculation, and the aircraft is reporting that it needs service. The NAV radio is approaching the target altitude.
Pilot's Guide
Page 10
... Audio & 2.1 Transponder Operation 2-1 Xpdr Ctrl 2.1.1 Select Transponder 2-2 Com/Nav 2.1.2 IDENT 2-2 2.1.3 Standby 2-2 FPL 2.1.4 Ground 2-3 2.1.5 On 2-3 Direct-To 2.1.6 Altitude Reporting 2-3 2.1.7 VFR 2-3 Proc 2.1.8 Selecting a Squawk Code 2-4 2.2 Audio Panel Operation 2-6 Charts 2.2.1 Mic Selection 2-8 Wpt Info 2.2.1.1 Mic Window Mic Selection 2-8 2.2.1.2 Audio Panel... 3.3.1.1 Find Recent Frequencies 3-6 3.3.1.2 Find Nearest Frequencies 3-6 Appendix 3.3.1.3 Find Flight Plan Frequencies 3-9 Index viii Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev.
... Audio & 2.1 Transponder Operation 2-1 Xpdr Ctrl 2.1.1 Select Transponder 2-2 Com/Nav 2.1.2 IDENT 2-2 2.1.3 Standby 2-2 FPL 2.1.4 Ground 2-3 2.1.5 On 2-3 Direct-To 2.1.6 Altitude Reporting 2-3 2.1.7 VFR 2-3 Proc 2.1.8 Selecting a Squawk Code 2-4 2.2 Audio Panel Operation 2-6 Charts 2.2.1 Mic Selection 2-8 Wpt Info 2.2.1.1 Mic Window Mic Selection 2-8 2.2.1.2 Audio Panel... 3.3.1.1 Find Recent Frequencies 3-6 3.3.1.2 Find Nearest Frequencies 3-6 Appendix 3.3.1.3 Find Flight Plan Frequencies 3-9 Index viii Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev.
Pilot's Guide
Page 42
... Traffic Terrain 2.1.2 Weather Nearest Music 2.1.3 Utilities System Messages Symbols Appendix Index 2-2 Active XPDR Mode Ident VFR XPDR 1 XPDR 2 Standby 1200 Ground On Altitude Reporting Figure 2-2 XPDR Functional Diagram Select Transponder 1. Active XPDR and IDENT Disabled Transponder Operation "Standby" Mode Figure 2-4 Transponder Mode "Standby" Indication Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev.
... Traffic Terrain 2.1.2 Weather Nearest Music 2.1.3 Utilities System Messages Symbols Appendix Index 2-2 Active XPDR Mode Ident VFR XPDR 1 XPDR 2 Standby 1200 Ground On Altitude Reporting Figure 2-2 XPDR Functional Diagram Select Transponder 1. Active XPDR and IDENT Disabled Transponder Operation "Standby" Mode Figure 2-4 Transponder Mode "Standby" Indication Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev.
Pilot's Guide
Page 43
...Audio & Xpdr Ctrl Transponder Operation "Ground" Mode Com/Nav Figure 2-5 Transponder Mode "Ground" Indication FPL 2.1.5 2.1.6 Direct-To On 1. B Garmin GTN 725/750 Pilot's Guide 2-3 Index Touch the On key for Mode C operation. Terrain 2. The transponder is transmitted. Nearest 2.1.7 VFR Touch the VFR ... set the VFR squawk code (1200). Charts Transponder Operation "ON" Mode Figure 2-6 Transponder Mode "ON" Indication Wpt Info Map Altitude Reporting Traffic 1. An "ALT" annunciation Weather will appear when the squawk code is Proc "On" and will be "On" and will...
...Audio & Xpdr Ctrl Transponder Operation "Ground" Mode Com/Nav Figure 2-5 Transponder Mode "Ground" Indication FPL 2.1.5 2.1.6 Direct-To On 1. B Garmin GTN 725/750 Pilot's Guide 2-3 Index Touch the On key for Mode C operation. Terrain 2. The transponder is transmitted. Nearest 2.1.7 VFR Touch the VFR ... set the VFR squawk code (1200). Charts Transponder Operation "ON" Mode Figure 2-6 Transponder Mode "ON" Indication Wpt Info Map Altitude Reporting Traffic 1. An "ALT" annunciation Weather will appear when the squawk code is Proc "On" and will be "On" and will...
Pilot's Guide
Page 182
...Music Utilities System Messages Symbols Icon Shows StormScope Overlay Is Active Appendix Index 9-8 Figure 9-9 Map Menu StormScope Map Overlay On Selection Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. B Com/Nav FPL Direct-To Proc NOTE: Refer to the WX-500 Pilot's Guide...weather Getting avoidance system that detects electrical discharges associated with thunderstorms Started within a 200 NM radius of thunderstorm-related electrical activity and reports the Xpdr Ctrl information to show the menu for selecting the StormScope radar weather data display mode (Cell, Strike, or Off)....
...Music Utilities System Messages Symbols Icon Shows StormScope Overlay Is Active Appendix Index 9-8 Figure 9-9 Map Menu StormScope Map Overlay On Selection Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. B Com/Nav FPL Direct-To Proc NOTE: Refer to the WX-500 Pilot's Guide...weather Getting avoidance system that detects electrical discharges associated with thunderstorms Started within a 200 NM radius of thunderstorm-related electrical activity and reports the Xpdr Ctrl information to show the menu for selecting the StormScope radar weather data display mode (Cell, Strike, or Off)....
Pilot's Guide
Page 211
... FPL Direct-To Proc NOTE: TIS and Traffic Advisory System (TAS) may not both Traffic Advisory Systems (TAS) and TIS. B Garmin GTN 725/750 Pilot's Guide 10-1 Index TIS receives traffic information from 3000 feet below to 3500 feet above the requesting aircraft. 7.0 nm 3,500 ft...Traffic Information Service (TIS) is the Xpdr Ctrl responsibility of other aircraft. Aircraft without an operating transponder are shown without altitude reporting capability are invisible to help in detection and avoidance of the pilot to see and maneuver to eight traffic targets within the ...
... FPL Direct-To Proc NOTE: TIS and Traffic Advisory System (TAS) may not both Traffic Advisory Systems (TAS) and TIS. B Garmin GTN 725/750 Pilot's Guide 10-1 Index TIS receives traffic information from 3000 feet below to 3500 feet above the requesting aircraft. 7.0 nm 3,500 ft...Traffic Information Service (TIS) is the Xpdr Ctrl responsibility of other aircraft. Aircraft without an operating transponder are shown without altitude reporting capability are invisible to help in detection and avoidance of the pilot to see and maneuver to eight traffic targets within the ...
Pilot's Guide
Page 212
... of the Weather Traffic Page or in hundreds of the intruder. Wpt Info threat Advisory, shown as an up/down arrow (for aircraft without altitude reporting capability appear without altitude separation Messages or climb/descent information. Appendix Index 10-2 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev.
... of the Weather Traffic Page or in hundreds of the intruder. Wpt Info threat Advisory, shown as an up/down arrow (for aircraft without altitude reporting capability appear without altitude separation Messages or climb/descent information. Appendix Index 10-2 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev.
Pilot's Guide
Page 216
... maneuvers excessively or abruptly, the tracking algorithm may report incorrect horizontal position until the Map maneuvering aircraft stabilizes. These Proc errors primarily affect relative bearing information and traffic target track vector (it actually is. Music Utilities System Messages Symbols Appendix Index 10-6 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. FPL This...
... maneuvers excessively or abruptly, the tracking algorithm may report incorrect horizontal position until the Map maneuvering aircraft stabilizes. These Proc errors primarily affect relative bearing information and traffic target track vector (it actually is. Music Utilities System Messages Symbols Appendix Index 10-6 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. FPL This...
Pilot's Guide
Page 220
...Operating Mode, the unit interrogates the transponders of TAS system limitations. Aircraft without altitude reporting capability are shown without altitude separation data or climb descent indication. It is configured,...reported, the altitude and vertical trend for a detailed discussion of Approach (CPA). No avoidance maneuvers should be displayed. A Traffic Advisory System (TAS) enhances flight crew situational awareness Nearest by the Traffic Page keys. The TAS uses this System information to each aircraft within its surveillance range. Appendix Index 10-10 Garmin GTN 725/750...
...Operating Mode, the unit interrogates the transponders of TAS system limitations. Aircraft without altitude reporting capability are shown without altitude separation data or climb descent indication. It is configured,...reported, the altitude and vertical trend for a detailed discussion of Approach (CPA). No avoidance maneuvers should be displayed. A Traffic Advisory System (TAS) enhances flight crew situational awareness Nearest by the Traffic Page keys. The TAS uses this System information to each aircraft within its surveillance range. Appendix Index 10-10 Garmin GTN 725/750...
Pilot's Guide
Page 224
... received from the TAS unit Data Failed Data is being received from the TAS unit Table 10-10 TAS Failure Annunciations Index 10-14 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. Foreword Getting Started Audio & Xpdr Ctrl Altitude Mode Below Normal Above Unrestricted Displayed Traffic Range -9900...Com/Nav Table 10-8 Displayed Traffic Range FPL 10.2.4 Traffic System Status Direct-To NOTE: Refer to the cause of the failure is self-reporting a failure Failed Incorrect data format received from the TAS unit, but the unit is shown in the lower left corner of the Traffic Page...
... received from the TAS unit Data Failed Data is being received from the TAS unit Table 10-10 TAS Failure Annunciations Index 10-14 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. Foreword Getting Started Audio & Xpdr Ctrl Altitude Mode Below Normal Above Unrestricted Displayed Traffic Range -9900...Com/Nav Table 10-8 Displayed Traffic Range FPL 10.2.4 Traffic System Status Direct-To NOTE: Refer to the cause of the failure is self-reporting a failure Failed Incorrect data format received from the TAS unit, but the unit is shown in the lower left corner of the Traffic Page...
Pilot's Guide
Page 233
...be achieved by TAWS are used to differ from satellite measurements. Terrain corrected altitude can provide advanced alerts of the aircraft. B Garmin GTN 725/750 Pilot's Guide 11-7 Index GSL altitude accuracy is affected by the International Standard Atmosphere (ISA) model (where pressure, temperature, ...as read from the altimeter) to determine TAWS alerts. Furthermore, the GPS position and GSL altitude are referenced to the nearest reporting station along the flight path. Utilities System Messages Symbols Appendix 190-01007-03 Rev. 11.3.3 Computing GPS Altitude for TAWS ...
...be achieved by TAWS are used to differ from satellite measurements. Terrain corrected altitude can provide advanced alerts of the aircraft. B Garmin GTN 725/750 Pilot's Guide 11-7 Index GSL altitude accuracy is affected by the International Standard Atmosphere (ISA) model (where pressure, temperature, ...as read from the altimeter) to determine TAWS alerts. Furthermore, the GPS position and GSL altitude are referenced to the nearest reporting station along the flight path. Utilities System Messages Symbols Appendix 190-01007-03 Rev. 11.3.3 Computing GPS Altitude for TAWS ...
Pilot's Guide
Page 253
... / AIRMETs METARs City Forecast WX Forecast Freezing Levels Winds Aloft County Warnings Cyclone Warnings Icing Potential (Icing) (SLD) Pilot Weather Report (PIREP) Expiration Time (Minutes) 30 30 Refresh Rate (Minutes) 5 (U.S.) 10 (Canada) 7.5 FPL Direct-To Proc Charts... represent the rate at intervals that may or may not contain new weather Started data. Urgent) Air Report (AIREP) Turbulence Symbols 90 12 180 12 Appendix 190-01007-03 Rev. The refresh rate represents the... Xpdr Ctrl defined and controlled by the Data Link Receiver. B Garmin GTN 725/750 Pilot's Guide 12-7 Index
... / AIRMETs METARs City Forecast WX Forecast Freezing Levels Winds Aloft County Warnings Cyclone Warnings Icing Potential (Icing) (SLD) Pilot Weather Report (PIREP) Expiration Time (Minutes) 30 30 Refresh Rate (Minutes) 5 (U.S.) 10 (Canada) 7.5 FPL Direct-To Proc Charts... represent the rate at intervals that may or may not contain new weather Started data. Urgent) Air Report (AIREP) Turbulence Symbols 90 12 180 12 Appendix 190-01007-03 Rev. The refresh rate represents the... Xpdr Ctrl defined and controlled by the Data Link Receiver. B Garmin GTN 725/750 Pilot's Guide 12-7 Index