Updates & Downloads

G5-STC Electronic Flight Instrument (Other Operating Systems) software version 5.20

as of March 13, 2018

Added support for GSA 28 yaw damper in certified aircraft installations
Improved GAD 29B analog heading/course datum outputs
Improved battery status display
Changed glideslope deviation to be hidden when not flying inbound on localizer course
General improvements to system operation
Includes update to GMC 507 software version 2.20
Includes update to GSA 28 software version 4.10
Includes GAD 29 software version 3.00
Includes GMU 11 software version 2.00

Added support for GMC 507 AFCS mode control panel
Added support for GSA 28 trim servos
Added support for flight director VOR, LOC, and GS modes
Added display of AFCS pre-flight test status
Added support for additional configuration for certified aircraft installations
Added ability to display AFCS data on all displays when multiple displays are present
Improved status message display
Improved ESP operation
General improvements to system operation
Includes update to GMC 507 software version 2.10
Includes update to GSA 28 software version 4.00
Includes GAD 29 software version 3.00
Includes GMU 11 software version 2.00

Added support for GAD 29B and analog autopilot interface with GPSS
Added option to configure roll indicator for sky pointer or ground pointer
Added ability to adjust pitch/roll calibration without leveling aircraft
Added ability to configure unit yaw installation offset for use in angled panels
Added display of battery status on backlight adjustment page
Added 'EFIS/Airdata 2' ARINC 429 output format
Changed battery status display when battery is unable to charge
Changed selected track bug symbol
Improved heading tape bug indicator display
Improved altitude display when adjusting baro setting
Improved HSI page data field display
Improved configuration of hectopascal pressure units
General improvements to system operation
Includes GAD 29 software version 3.00
Includes GMU 11 software version 2.00
Includes GSA 28 software version 3.20

Added configuration option to disable VLOC course selection on standalone unit
Changed VLOC course to use decoded OBS setting from MapMX input, if available
Changed flight director TO mode to disengage autopilot when activated
Changed flight director GA mode to disengage autopilot if minimum airspeed limit is not configured
Improved attitude calculation
General improvements to system operation
Includes GSA 28 software version 3.20

Added display of CDI scale and GPS navigation source annunciations to HSI
Added support for Text Out RS-232 format
Added configuration setting to allow display of navigation data with a GDU display is present
Added configuration setting to hide HSI page
Added configuration setting to hide navigation data
Added configuration setting to inhibit user pitch offset
Added synchronization of TRK bug between multiple units
Improved flight director GPS mode when IFR GPS is navigating a heading leg
Improved attitude sensor processing
Improved GPS receiver performance
Improved GSA 28 software update process
Improved visibility of VNAV deviation indicator
Improved horizontal and vertical deviation data
General improvements to system operation
Includes GSA 28 software version 3.20

Download the compressed update file onto your hard drive and extract it (.zip format).
Insert a FAT32-formatted micro SD card with at least 20 MB of free space into your card reader.
Copy the ''Garmin'' folder to the top level (root directory) of the SD card.
Safely eject the SD card.
Apply power to your G5 Electronic Flight Instrument.
Insert the SD card containing the software update. You will be prompted to confirm before the update is installed.
During the software update, the G5 will indicate ''Loading''. Do not remove power during the update process.
When the update is completed, the G5 will reset itself and turn on normally.
Repeat steps 6-8 for each G5 unit in the aircraft.