Updates & Downloads
GDU 4xx Cockpit Display (Microsoft Windows Installer) software version 7.00
as of February 11, 2019
View installation instructions and system requirements
Change History
Changes made from version 6.30 to 7.00:
- Add ability to temporarily toggle map orientation by touching north arrow symbol
- Add ability to share internal GPS navigation data with G5
- Add support for GSA 28 servos used for pitch trim and roll trim
- Add support for sky pointer roll indicator display on PFD
- Add support for Kavlico P4055-5020 pressure sensors
- Add support for GAD 27 absolute flap position mode
- Add option to sequence flight plan legs based on distance from next waypoint
- Add fault indication when GAD 27 is not receiving required power
- Add configuration page for general system options
- Add configuration page for PFD options
- Add configuration option to prevent changes to AFCS configuration and AOA calibration when not in config mode
- Add configuration option to display pairs of fuel quantity gauges separately
- Add configuration option to disable PFD pitch adjustment
- Add configuration option to disable flight director attention tones
- Add support for RS-232 interface to GMA 342/345
- Add ability to save and restore configuration data using SD card
- Add AHRS diagnostic page
- Improve G5 interface
- Improve Connext flight plan interface
- Improve weight and balance envelope editing
- Improve runway label display on map
- Improve airport runway information display
- Improve traffic target ground track numeric display
- Improve UMA 1EU50A pressure sensor conversion
- Improve flight plan forced leg activation
- Improve flight plan source selection at powerup
- Improve display of radar coverage data
- Improve minimums bug on round altimeter gauge
- Improve user waypoint page
- Improve proximity waypoint page
- Improve position edit page
- Improve gear warning logic for turbine aircraft
- Improve radial engine cylinder temperature display
- Improve operation of ESP controls on MFD
- Change checklist page to preserve progress when page is closed
- Change audio alert when automatically engaging autopilot due to ESP activity
- Change flight director attention tone sound to be distinct from disengage tone
- Change display of AFCS trim and airspeed annunciations
- General improvements to system operation
- Includes update to audio data version 2.50
- Includes update to G5 software version 6.00
- Includes update to G5 boot block software version 2.20
- Includes update to GAD27 software version 2.30
- Includes update to GAD27 boot block software version 2.30
- Includes update to GAD29 software version 3.10
- Includes update to GAD29 boot block software version 3.10
- Includes update to GDL5X software version 2.12
- Includes update to GEA24 software version 3.50
- Includes update to GEA24 boot block software version 2.20
- Includes update to GI260 software version 2.80
- Includes update to GI260 boot block software version 2.20
- Includes update to GMA245 software version 2.50
- Includes update to GMA245 boot block software version 2.30
- Includes update to GMC507 software version 2.80
- Includes update to GMC507 boot block software version 2.30
- Includes update to GPS20A software version 2.30
- Includes update to GPS20A boot block software version 2.10
- Includes update to GSA28 software version 4.30
- Includes update to GSA28 boot block software version 2.20
- Includes update to GSU25/B software version 3.80
- Includes update to GSU25/B boot block software version 2.20
- Includes update to GTR20/200 software version 3.30
- Includes update to GTR20/200 boot block software version 2.30
- Includes GDL39 software version 4.81
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GMU11 boot block software version 2.00
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
Changes made from version 6.20 to 6.30:
- Additional improvements to VFR GPS data output to transponder without a certified GPS source
- Improve display update processing
- General improvements to system operation
- Includes G5 software version 5.60
- Includes GAD27 software version 2.20
- Includes GAD29 software version 3.00
- Includes GDL39 software version 4.81
- Includes GDL5X software version 2.11
- Includes GEA24 software version 3.40
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.40
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMC507 software version 2.50
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 4.10
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 3.20
Changes made from version 6.10 to 6.20:
- Add support for GTN vertical navigation guidance
- Add display of VNAV target altitude to PFD (GDU 46x only)
- Add annunciation of secondary armed vertical flight director mode
- Add VFR annunciation to HSI
- Add Navigation configuration page
- Add configuration for VNAV deviation scale
- Add EFIS/Airdata 2 ARINC 429 output format
- Add GPS AGL height sentence to Text Out RS-232 format
- Add configuration option to invert display of elevator trim gauge when using Vertical Power position data
- Change autopilot airspeed annunciation display
- Change default name for coolant temperature gauge
- Improve interface with GNC 300XL and similar navigators
- Improve flight director command display across multiple displays that use different attitude sources
- Improve display of Mogas availability
- Improve airspeed comparison between multiple GSU 25Bs
- Improve Rotax FADEC caution/warning annunciation
- Improve Connext data interface
- General improvements to system operation
- Includes update to G5 software version 5.60
- Includes update to GDL39 software version 4.81
- Includes update to GEA24 software version 3.40
- Includes update to GMC507 software version 2.50
- Includes update to GTR20/200 software version 3.20
- Includes GAD27 software version 2.20
- Includes GAD29 software version 3.00
- Includes GDL5X software version 2.11
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.40
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 4.10
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
Changes made from version 6.00 to 6.10:
- Add support for custom RPM input configuration for frequencies up to 50 kHz
- Add additional support for custom fuel flow input configuration for frequencies under 2 kHz
- Improve GEA 24 RPM2 discrete input
- Improve Rotax FADEC fuel pressure offset calibration
- General improvements to system operation
- Includes update to G5 software version 5.40
- Includes update to GEA24 software version 3.30
- Includes GAD27 software version 2.20
- Includes GAD29 software version 3.00
- Includes GDL39 software version 4.80
- Includes GDL5X software version 2.11
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.40
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMC507 software version 2.30
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 4.10
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.90 to 6.00:
- Add enhanced EIS data messages to Text Out RS-232 format
- Add ability to use GEA 24 RPM2 input as an additional discrete input
- Add additional CAS messages to data log file
- Add support for Rotax FADEC fuel pressure calibration and adjustment for manifold pressure
- Improve map update rate
- Improve GMC 30x annunciator light processing
- Improve heading bug synchronization between displays
- Improve visibility of HSI heading pointer
- Improve traffic display
- Improve Connext data processing
- Improve GDL 39 data processing
- Improve AOA/stall warning tone output
- Improve display backlight adjustment
- Improve CO detector cabin altitude display
- Change Rotax FADEC oil pressure to use compensated (gauge) value
- General improvements to system operation
- Includes update to G5 software version 5.30
- Includes update to GAD29 software version 3.00
- Includes update to GDL5X software version 2.11
- Includes update to GEA24 software version 3.20
- Includes update to GMC507 software version 2.30
- Includes GAD27 software version 2.20
- Includes GDL39 software version 4.80
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.40
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 4.10
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.70 to 5.90:
- Add option to display GPS altitude field in data bar
- Improve GSA 28 data processing in non-certified installations
- Improve Connext Bluetooth data processing
- Improve UL Power FADEC data processing
- General improvements to system operation
- Includes update to G5 software version 5.20
- Includes update to GMC507 software version 2.20
- Includes update to GSA28 software version 4.10
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GDL5X software version 2.10
- Includes GEA24 software version 3.10
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.40
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.60 to 5.70:
- Add option to display roll reference markers for standard-rate turn on PFD
- Add option for QWERTY keyboard layout
- Add support for flight director TRK mode
- Add support for hectopascal air pressure units
- Add support for new GTS 8xx RS-232 interface format
- Add support for 24V trim motor voltage
- Add support for GMC 507 autopilot mode controller
- Add display of AFCS preflight test status
- Change flight director VOR, LOC, and GS modes to operate without navigation database
- Change appearance of PIREP symbols
- Change maximum limit for Type K thermocouple sensors
- Improve traffic target information display
- Improve visibility of aircraft symbol on chart page
- Improve data log time offset value when UTC is selected
- Improve flight plan editing
- Improve weather text report time display
- Improve display of winds aloft
- Improve com radio frequency search page
- Improve GSU 25B true airspeed display
- Improve EGT/TIT display when Celsius units are selected
- General improvements to system operation
- Includes update to G5 software version 5.10
- Includes update to GDL5X software version 2.10
- Includes update to GMC507 software version 2.10
- Includes update to GSA28 software version 4.00
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GEA24 software version 3.10
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.40
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.50 to 5.60:
- Add ability to select Video In page for MFD split screen display
- Add ability to create user waypoints at present coordinates by touching aircraft symbol on map
- Add ability to quickly toggle full/split-screen display by pressing Back key
- Add ability to hide SXM Audio page
- Add message to indicate when SD card format is incompatible
- Change minimum displayable airspeed from GSU25 from 30 mph to 20 mph when mph units are configured
- Change Text Out RS-232 format to support manifold pressure values up to 99.9 inches
- Change map symbol for visual reporting points
- Improve user magnetic variation data entry
- Improve display of map heading line
- Improve traffic audio annunciations
- General improvements to system operation
- Includes update to G5 software version 4.00
- Includes update to GDL5X software version 2.07
- Includes update to GMA245 software version 2.40
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GEA24 software version 3.10
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.40 to 5.50:
- Improve traffic data sharing process in multi-display systems
- Improve VNAV processing for direct-to navigation
- General improvements to system operation
- Includes G5 software version 3.20
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GEA24 software version 3.10
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.30
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.30 to 5.40:
- Add support for GDL 5x SXM and ADS-B receivers
- Add option to enable or disable synthetic vision airport signs
- Add Mach number label (205) to EFIS/Airdata ARINC 429 output
- Add support for Rotax FADEC manifold air temperature
- Add ability to display 1 or 2 data bar rows on GDU 470
- Improve GDU 470 split-screen display layout
- Improve Connext flight plan transfer to GNS navigator
- Improve selection of backup versus primary ADAHRS data sources when aircraft is on the ground
- Improve altitude display response following baro setting adjustment when on the ground
- Improve alert acknowledgement when touching autopilot status field on PFD
- Improve airspeed display for GSU 25B
- Improve flight log date/time display
- Improve engine gauge display
- Improve video input page
- Improve amps calibration page
- Improve Bluetooth interface
- Change Nearest Airport page to indicate suggested best airport
- Change flap position calibration to support range of +/- 100 units
- Change Charts page to remember VFR/IFR chart selection between power cycles
- General improvements to system operation
- Includes update to G5 software version 3.20
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GEA24 software version 3.10
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.30
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.20 to 5.30:
- Improve engine page layout to handle multiple data field configurations
- General improvements to system operation
- Includes update to G5 software version 3.10
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GEA24 software version 3.10
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.30
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.70
- Includes GSU73 software version 3.70
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.90
Changes made from version 5.10 to 5.20:
- Add support for GDU 470 7'' portrait display
- Add support for GMU 11 magnetometer
- Add support for Rotax 915iS engine FADEC interface
- Add support for ULPower engine FADEC interface
- Add support for Nearest Airports inset window on GDU 46x PFD
- Add ability to edit comment text for user waypoints
- Add option for half-volume music muting for GTR 20/200
- Add support for discrete input on GTR 20/200 to toggle COM radio MON mode
- Add support for displaying fuel economy in nm/gal units
- Add configuration option to hide on-screen controls for panel-mounted COM radios
- Add display of Rotax FADEC maintenance status information in configuration mode
- Change ESP to allow pitch, roll, high airspeed, and Mach limit protection to operate when AGL height is unknown
- Change GMA 245R to enable COM MIC 1 and pilot to copilot intercom when GDU displays are inoperable
- Improve GPS data processing
- Improve Connext flight plan transfer to GNS navigator
- Improve COM radio RS-232 configuration on PFD2/MFD2 displays
- Improve GTX x5R/3x5 transponder RS-232 port configuration
- Improve engine gauge display for twin-engine applications
- Improve GMA 245/245R music volume
- General improvements to system operation
- Includes update to G5 software version 3.00
- Includes update to GEA24 software version 3.10
- Includes update to GMA245 software version 2.30
- Includes update to GSU25 software version 3.70
- Includes update to GSU73 software version 3.70
- Includes update to GTR20/200 software version 2.90
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMU11 software version 2.00
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
Changes made from version 5.00 to 5.10:
- Add ability to configure GEA 24 general-purpose (GP) inputs as additional discrete inputs
- Add discrete input configuration to swap frequencies on selected COM radio (requires GMA 245/245R)
- Add option to configure distance to destination (DISTD) field in data bar
- Change flight director TO mode to always disengage autopilot when activated
- Change flight director GA mode to disengage autopilot if minimum airspeed is not configured
- Change weight & balance configuration to allow weights up to 99999 units
- Improve fuel calculator +/- buttons to more easily enter quantity of fuel added or subtracted
- Improve GDU 46x MFD page navigation display when split screen is on right side
- Improve engine page display
- Improve map airspace labels
- Improve transponder status display
- Improve Bluetooth & Connext interface
- General improvements to system operation
- Includes update to G5 software version 2.60
- Includes update to GEA24 software version 3.00
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.80
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMA245 software version 2.20
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.60
- Includes GSU73 software version 3.60
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.80
Changes made from version 4.90 to 5.00:
- Add display of airspace altitudes on map
- Add support for multi-engine monitoring using two GEA 24 LRUs
- Add support for single engines with 7-12 cylinders using two GEA 24 LRUs
- Add support for additional discrete inputs on second GEA 24
- Add ability to configure fuel economy units separately from fuel quantity
- Add setup options to control appearance of airport and navaid facility names on map
- Improve engine gauge number display for Bar and atmosphere units
- Improve FADEC engine power and time display
- Change to display ADS-B airport NOTAM data when SXM weather source is selected
- General improvements to system operation
- Includes update to G5 software version 2.50
- Includes update to GDL39 software version 4.80
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GEA24 software version 2.90
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMA245 software version 2.20
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.60
- Includes GSU73 software version 3.60
- Includes GSU73 IGRF database version 1.03 (Base Year 2015)
- Includes GTR20/200 software version 2.80
Changes made from version 4.70 to 4.90:
- Add AGL height data field
- Add support for Bluetooth interface to Virb Ultra
- Improve display of GDL 39 pressure altitude on datalink info page
- Improve GEA 24 RPM signal processing
- Improve support for pre-programmed supplemental map cards
- Improve display of road labels on map
- Improve GSU 73 software update process
- General improvements to system operation
- Includes update to GEA24 software version 2.90
- Includes update to GSU 73 IGRF database version 1.03 (Base Year 2015)
- Includes G5 software version 2.40
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.70
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMA245 software version 2.20
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.60
- Includes GSU73 software version 3.60
- Includes GTR20/200 software version 2.80
Changes made from version 4.60 to 4.70:
- Add display of user waypoint comment text
- Add ability to access airport frequency list by pushing knob when WPT page Freqs tab is selected
- Add config mode option to disable automatic PFD declutter when aircraft is in an unusual attitude
- Increase maximum current supported by user-calibrated shunt current sensors
- Improve GPS LRU data processing
- Improve CO detector data processing
- General improvements to system operation
- Includes G5 software version 2.40
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.70
- Includes GEA24 software version 2.70
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMA245 software version 2.20
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.60
- Includes GSU73 software version 3.60
- Includes GTR20/200 software version 2.80
Changes made from version 4.40 to 4.60:
- Add support for GTX 35R/45R, 335/345, and 335R/345R transponders
- Add display of Rotax FADEC throttle position when engine is not running
- Add optional ability to disable GMA 245/245R Bluetooth for troubleshooting purposes
- Add data field for cabin altitude (requires CO detector)
- Add display of SXM composite NEXRAD data
- Add terrain status icon to map page
- Add TargetTrend(TM) traffic motion vectors to map page
- Add data field for ISA temperature deviation
- Improve flight director GPS mode when external IFR GPS is navigating a heading leg
- Improve number display for user-calibrated pressure inputs
- Improve ADS-B traffic status display
- Improve Connext interface
- Improve user-customized RPM input configuration options
- Improve Connext traffic status display
- Improve Connext RS-232 interface status display
- Improve flight plan transfer support via Connext to GTN products
- General improvements to system operation
- Includes update to G5 software version 2.40
- Includes GAD27 software version 2.20
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.70
- Includes GEA24 software version 2.70
- Includes GI260 software version 2.70
- Includes GMA245 audio software version 2.20
- Includes GMA245 Bluetooth software version 2.00
- Includes GMA245 software version 2.20
- Includes GPS20A software version 2.20
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.60
- Includes GSU73 software version 3.60
- Includes GTR20/200 software version 2.80
Changes made from version 4.30 to 4.40:
- Add option to display attitude using round gauge presentation (GDU 46x only)
- Add option to allow quicker adjustment of audio panel volume settings
- Add support for MS28034 / MIL-T-7990 RTD temperature sensor
- Add support for optional backup RS-232 connection to GEA 24
- Add support for altimeter and surface wind fields in data bar
- Add ability to select runways and charts by pressing the knob when reviewing an airport
- Add menu option to Direct To page to navigate to a specific set of coordinates
- Add menu option to Info page to mark a new user waypoint at the present position
- Improve user interface for creating a user waypoint
- Improve LRU software update process
- Improve interface to GTS 8xx traffic system
- Improve ETE display when using direct-to navigation with external GPS navigator
- Improve PFD wind calculation
- Improve Connext information display on Datalink Info page
- Improve engine temperature displays when Celsius units are selected
- Improve GPS data processing
- Improve flight plan import procedure
- General improvements to system operation
- Includes update to G5 software version 2.30
- Includes update to GAD27 software version 2.20
- Includes update to GMA245 audio software version 2.20
- Includes update to GMA245 software version 2.20
- Includes update to GPS20A software version 2.20
- Includes update to GSU25 software version 3.60
- Includes update to GSU73 software version 3.60
- Includes GAD29 software version 2.30
- Includes GDL39 software version 4.70
- Includes GEA24 software version 2.70
- Includes GI260 software version 2.70
- Includes GMA245 Bluetooth software version 2.00
- Includes GSA28 software version 3.20
- Includes GTR20/200 software version 2.80
Changes made from version 4.20 to 4.30:
- Add optional ability to toggle PFD knob control action by pressing the knob
- Add ability to access demo mode by holding Direct-To key during power-up
- Add carbon monoxide level to data log file
- Add ability to rename a saved flight plan by touching the name field
- Improve highlighting of airports on map and chart pages
- Improve map operation when inserting/ejecting SD cards
- Improve ability to highlight Class E airspace on the map
- Improve appearance of selected altitude intercept arc
- Improve display of TAS-adjusted Vne
- Improve fuel flow and quantity displays when Liters are selected
- Improve multi-ADAHRS data comparison logic
- Improve GPS data processing
- Improve Bluetooth setup
- Change name of airport charts tab on WPT and airport review page to 'Charts'
- Change COM radio configuration to allow GTR 20 internal intercom to be enabled in dual-radio installations with no audio panel
- Change Nearest VORs page to identify TACAN and DME-only navaids
- Change Lean Assist to use EGT instead of TIT for turbocharged engine applications
- Change EGT and TIT to display as round gauges when possible for turbine engine applications
- General improvements to system operation
- Includes update to GDL39 software version 4.70
- Includes G5 software version 2.20
- Includes GAD27 software version 2.10
- Includes GAD29 software version 2.30
- Includes GEA24 software version 2.70
- Includes GI260 software version 2.70
- Includes GMA245 software version 2.10
- Includes GMA245 Bluetooth software version 2.00
- Includes GMA245 audio software version 2.10
- Includes GPS20A software version 2.10
- Includes GSA28 software version 3.20
- Includes GSU25 software version 3.50
- Includes GSU73 software version 3.50
- Includes GTR20/200 software version 2.80
Changes made from version 4.10 to 4.20:
- Add support for G5 standby flight display
- Add support for GMA 245/245R audio panels
- Add support for Garmin navigation database
- Add support for UMA 1A3C-4 RPM sensor
- Add configurable data field for ram air temp (RAT)
- Improve Connext interface
- Improve AOA display
- Improve GPS data sharing between displays
- General improvements to system operation
- Includes update to G5 software version 2.20
- Includes update to GAD27 software version 2.10
- Includes update to GAD29 software version 2.30
- Includes update to GEA24 software version 2.70
- Includes update to GMA245 software version 2.10
- Includes update to GMA245 Bluetooth software version 2.00
- Includes update to GMA245 audio software version 2.10
- Includes update to GSA28 software version 3.20
- Includes update to GSU73 software version 3.50
- Includes update to GTR20/200 software version 2.80
- Includes GDL39 software version 4.60
- Includes GI260 software version 2.70
- Includes GPS20A software version 2.10
- Includes GSU25 software version 3.50
Changes made from version 4.00 to 4.10:
- Add support for UMA N1EU70D 0-70 PSI differential fuel pressure sensor
- Add support for configuring Vne in terms of true airspeed using a different value from indicated Vne
- Add support for high-resolution SXM TFR data
- Add support for ETE To Destination and ETA At Destination fields in data bar
- Add menu option to transponder page to test Mode S ALT reporting when on the ground
- Add option to configure external light flash priority
- Improve Connext Bluetooth interface
- Improve weather data processing
- Improve contrast when editing numeric values for PFD bugs and baro setting
- Improve configuration pages
- Improve gauge display for turbine engine torque and RPM
- Improve display of highlighted traffic targets
- Improve GPS data sharing between displays
- General improvements to system operation
- Includes update to GSU25 software version 3.50
- Includes GAD27 software version 2.00
- Includes GAD29 software version 2.20
- Includes GDL39 software version 4.60
- Includes GEA24 software version 2.60
- Includes GI260 software version 2.70
- Includes GPS20A software version 2.10
- Includes GSA28 software version 3.00
- Includes GSU73 software version 3.40
- Includes GTR20/200 software version 2.70
Changes made from version 3.90 to 4.00:
- Add support for GAD 27 electrical control system
- Add config mode option to remove knowledge of previously installed MFD2 or PFD2 display
- Add option to hide map field on split-screen flight plan page (GDU 46x only)
- Add ability to create a user waypoint from Nearest Waypoints page
- Add ability to create a user waypoint from User tab of Select Waypoint page
- Add ability to acknowledge CAS messages by touching the CAS message area
- Add option to display estimated time to VNAV (ETV) field in data bar
- Add heading bug reference line to inset map, review pages, and traffic page
- Improve Bluetooth communication and Connext interface
- Improve CAS message display when there are a large number of messages
- Improve selected altitude intercept arc
- Change Flight Log page to appear on PFD1 display in a multi-display system
- General improvements to system operation
- Includes update to GSU25 software version 3.40
- Includes GAD27 software version 2.00
- Includes GAD29 software version 2.20
- Includes GDL39 software version 4.60
- Includes GEA24 software version 2.60
- Includes GI260 software version 2.70
- Includes GPS20A software version 2.10
- Includes GSA28 software version 3.00
- Includes GSU73 software version 3.40
- Includes GTR20/200 software version 2.70
Changes made from version 3.80 to 3.90:
- Improve Bluetooth device authentication process
- Improve engine page layout
- Improve flight log interaction with engine timers when aircraft is on the ground
- Improve user-defined manifold pressure gauge numeric data display
- Allow quicker access to COM radio volume
- General improvements to system operation
- Includes update to GI260 software version 2.70
- Includes GAD29 software version 2.20
- Includes GDL39 software version 4.60
- Includes GEA24 software version 2.60
- Includes GSA28 software version 3.00
- Includes GSU25 software version 3.30
- Includes GSU73 software version 3.40
- Includes GTR20/200 software version 2.70
Changes made from version 3.70 to 3.80:
- Add support for GPS 20A remote WAAS GPS receiver
- Add support for GMC 307 mode control panel
- Add support for GSU 25B ADAHRS
- Add ability to set OBS navigation for internal GPS navigation source by touching CRS field on PFD
- Add ability to change 'COM mutes ICS' and 'COM 3D audio' settings in normal mode
- Add ability to access airport review page from COM frequency lookup page
- Add ability to calibrate bus current inputs in millivolts per amp
- Add ability to configure altitude alert volume level separately
- Add Fuel Over Destination data bar field
- Add Clear button to fuel flow calibration page fuel quantity value keyboards
- Add configurable option to reset fuel-used value on first engine start or takeoff following a power cycle
- Change ESP auto-LVL mode to be disarmed below 1500 feet AGL
- Change fuel calc engine page Reset button to set only the fuel-used value to zero without changing fuel-remaining value
- Improve map display when navigating to a user waypoint using external GPS navigation source
- Improve RS-232 interface to GTS 8xx
- Improve flight director operation for ILS approaches with unusual glideslope angles
- Improve filtering of engine gauges
- Improve landing gear warning alert logic
- Improve NAV frequency tuning in systems with multiple radios or navigation sources
- Improve flight log date display
- Improve gauge precision for custom user analog voltage gauges
- Improve layouts of fuel quantity reminder page and engine page fuel calculator tab
- General improvements to system operation
- Includes update to GDL39 software version 4.60
- Includes update to GSA28 software version 3.00
- Includes update to GSU25 software version 3.30
- Includes GAD29 software version 2.20
- Includes GEA24 software version 2.60
- Includes GI260 software version 2.60
- Includes GSU73 software version 3.40
- Includes GTR20/200 software version 2.70
Changes made from version 3.60 to 3.70:
- Add options to customize flight director altitude hold mode behavior
- Add icons to main menu to quickly access com radio and transponder controls
- Add ability to toggle display mode by holding Back key
- Add ability to transfer active flight plan to GTN via Connext RS_232 interface
- Add support for G-meter inset window on full-screen PFD on GDU 46x
- Add support for three-display system with one PFD and two MFDs
- Add support for UMA 1EM2K sensor for fuel pressure and miscellaneous pressure
- Add display setup option to show AOA field on PFD when an external AOA indicator is present
- Add ability to mute audible AOA warnings when Mute button on GI260 is pressed
- Add ability to select transponder IDENT by holding knob while transponder page is visible
- Add option to show outside air temperature in data bar
- Change user timer icon location from tools menu to main menu
- Change weight & balance configuration page to allow negative arm values
- Improve airspace alerts
- Improve display of lightning detector data
- Improve graphical flight plan editing
- Improve position data output for panel-mounted com radios and transponders
- Improve Bluetooth support
- General improvements to system operation
- Includes update to GI260 software version 2.60
- Includes GAD29 software version 2.20
- Includes GDL39 software version 4.40
- Includes GEA24 software version 2.60
- Includes GSA28 software version 2.90
- Includes GSU25 software version 3.10
- Includes GSU73 software version 3.40
- Includes GTR20/200 software version 2.70
Changes made from version 3.50 to 3.60:
- Add support for fourth display (MFD2)
- Add option to display Chart page on split-screen side of MFD
- Add option to display line on map that points to best glide airport
- Add option to configure RS-232 ports for 4800 or 9600 baud when using NMEA Out format
- Add import/export options to user waypoint list page
- Add menu option to WPT and aviation database review pages to add current waypoint to active flight plan
- Improve user access to calibration pages for OEM-configured EIS inputs
- Improve PFD HSI bearing pointers
- Improve storage of configuration changes
- General improvements to system operation
- Includes GAD29 software version 2.20
- Includes GDL39 software version 4.40
- Includes GEA24 software version 2.60
- Includes GI260 software version 2.50
- Includes GSA28 software version 2.90
- Includes GSU25 software version 3.10
- Includes GSU73 software version 3.40
- Includes GTR20/200 software version 2.70
Changes made from version 3.00 to 3.50:
- Add support for Electronic Stability and Protection (ESP)
- Add estimated glide range ring to map
- Add 'Best Airport' bearing pointer option
- Add ability to invert video input image
- Add GTX 23/33/330 software version 8.00 support
- Add config mode status indication when using dedicated AHRS RS-232 port
- Improve SiriusXM METAR processing
- Improve storage of fuel calculator values when display is quickly powered on and off
- Improve PFD turn rate display
- Improve map display when using OBS mode with external GPS navigation source
- Change knob label text to clarify normal or reverse map zoom behavior
- General improvements to system operation
- Includes update to GSA 28 software version 2.90
- Includes update to GDL 39 software version 4.40
- Includes GEA24 software version 2.60
- Includes GTR20/200 software version 2.70
- Includes GAD29 software version 2.20
- Includes GI260 software version 2.50
- Includes GSU25 software version 3.10
- Includes GSU73 software version 3.40
Changes made from version 2.90 to 3.00:
- Add support for additional Connext features
- Add support for oil pressure, fuel pressure, manifold pressure, fuel flow, and RPM user-defined sensors
- Add support for miscellaneous temperature, pressure, and analog voltage measurement user-customized gauges
- Add support for turbine engine gauges
- Add remote control of GTN comm radio via MapMX RS-232 interface support for a future GTN software update
- Add forward and return flow display when calibrating differential fuel flow
- Add ability to switch between internal and external flight plan source from direct-to page
- Add compass arc to terrain map page
- Improve map display of terrain awareness shading when the aircraft is on the ground
- Improve config mode audio volume test
- Improve fuel flow display with noisy signals
- Change flight director GS and GP modes to allow capture from both above and below
- General improvements to system operation
- Includes GDL 39 software version 4.20
Changes made from version 2.80 to 2.90:
- Add ''combo MFD/PFD'' mode for GDU45x non-reversionary MFD (allows toggle between full-screen MFD and PFD)
- Improve AOA tone level control
- Correct DRCT2 key behavior
- General improvements to system operation
Changes made from version 2.70 to 2.80:
- Add ''Restore Default'' backlight config page option menu
- Add COM radio tuning ''Press & Hold'' knob support to swap frequencies
- Add raster chart night mode
- Add CO guardian data field option to data bar
- Add tone/audio test buttons to sound config page
- Add ''View Departure Airport'' and ''View Destination Airport'' WPT page menu options
- Add traffic identifiers and relative motion to PFD traffic insets
- Add screen cleaning page
- Add reverse knob zoom behavior option
- Add heading reference line to map
- Improve GDL39 status reporting of GPS fix state
- Improve ADAHRS static pressure calibration procedure
- Improve data entry knob interaction
- Improve graphical flight plan editing
- Expand VHF COM radio RS-232 interface
- Display default Data Field when selected Data Field is not supported by the current configuration
- Allow individual configuration of ADS-B receive capability settings on transponder configuration page when using a 1090ES transponder in conjunction with a GDL 39(R)
- Allow user selection of MFD startup page on GDU45x display
- Run cooling fan for a brief time at power up to verify fan operation
- General improvements to system operation
- Includes GSU 25 software version 3.10
- Includes GSU 73 software version 3.40
- Includes GDL 39 software version 4.10
Changes made from version 2.60 to 2.70:
- Add setting to hide VIRB action camera controls
- Add option for Video In page in main page loop
- Add inset traffic field for full-screen PFD page
- Add traffic option for GDU45x inset page
- Add option to display traffic target identifiers on map
- Add lighting detection system support
- Add round gauge display mode for PFD
- Improve G-meter and Slip/Skid display
- Improve GDU45x PFD page knob behavior
- Improve GTS800 traffic support
- Improve can network performance for long cable runs
- Correct alert tone for user-defined alerts
- Correct icing and turbulence weather pages' metric units
- Include GDL39, v4.10, software
- General improvements to system operation
Changes made from version 2.50 to 2.60:
- Add user timer button to data bar
- Improve Flight Plan page option menu layout
- Improve status bar touch area
- Allow user to change PFD/MFD split screen ratio on GDU46x display when engine bar not visible
- Enhance data link configuration page to allow GDL ownship address configuration as a US tail number
- Correct CAS (Crew Alerting System) tone processing issue
- Correct relative altitude display for traffic targets on multi-display systems
- General improvements to system operation
Changes made from version 2.40 to 2.50:
- Add UI support for the GDU45x display
- Add support for comm radio music effects and intercom high noise mode
- Add border to map review and chart review popup pages
- Add support to exit full screen chart mode via back key
- Add transponder ''toggle VFR'' feature
- Add backlight intensity button to main menu for manual backlight mode
- Add PFD's ''virtual back'' functionality to entire screen
- Add Activate Leg menu option to the active FPL page
- Add course-to button to direct-to page
- Add distance and bearing to the waypoint select page and lists on the direct-to page
- Add support for CO Guardian RS-232 interface
- Add CAS alert for speed brake position
- Add CAS alert for canopy latch
- Add a ''Graphically Edit FPL'' option to the main map option menu and to the raster charts option menu
- Implement ADAHRS static pressure calibration
- Implement support for Lycoming FADEC interface
- Improve Traffic page update processing
- Improve map scan names for METAR and VORs
- Improve private airports in synthetic vision
- Improve radio tuning support logic on standalone GDU
- Improve checklist page scroll operation
- Improve stall switch discrete alert acknowledgment logic
- Allow fuel remaining configuration field on active flight plan page
- Allow changing position in demo mode by holding the direct-to key
- Allow altitude reference to snap to minimum descent altitude when selected in ''BARO MIN''
- Allow selection of COM radio GDU locations
- Enhance engine popup page behavior
- Enhance EIS and transponder display settings
- Synchronize user timer state and count between displays
- Draw signal bars gray for GPS satellites without valid carrier phase data
- Change initial zoom/pan selection for bitmap viewer field to make charts more readable
- Change backlight behavior to OFF when rebooting instead of dimming
- Move FIS-B NOTAM text to its own tab on the airport review page
- Place user timer page at the bottom of the screen when it appears over the PFD
- Speak minimums alert twice to matches GDU37x behavior
- Clear ARINC 429 port not receiving messages when the condition no longer exists
- Rearrange NRST Airport WX to show more METAR text
- General improvements to system operation and stability
Changes made from version 2.30 to 2.40:
- Add user interface to support Vertical Power
- Improve CAN network performance
- Improve backlight control
- Improve highlight field and touch processing
- Improve traffic page auto zoom processing
- Improve lean assist button layout logic
- Improve VIRB action camera control
- Improve weather METAR/TAF and STORM CELL processing
- Improve system stability and performance
- Engine page layout improvements
- Preserve previous navigation state after power up
- General user interface layout improvements
Installation Instructions
- Download the self-extracting update file onto your hard drive.
- Insert an SD card with at least 25 MB of free space into your card reader.
- Open the self-extracting update file and follow the instructions provided by the installer application. You will be prompted to specify the drive letter of the SD card you wish to use for the update.
- Apply power to your cockpit display.
- Insert the SD card containing the software update. You will be prompted to confirm before the update is installed.
- During the software update, the display will indicate 'Loading'. Do not remove power during the update process.
- When the update is completed, the display will reset itself and turn on normally.
- Repeat steps 5-7 for each display unit in the aircraft.
- If required, software updates for certain connected LRUs and peripheral devices will be applied automatically.
System requirements
- IBM-compatible PC running Windows 2000 or later operating system and an available SD card reader.