Figure 3-9. Gtn 7Xx Updates Page - Garmin GTN 6 series Maintenance Manual

3.4.1 GTN Software Updates
NOTE
The following steps will need to be repeated for each replacement GTN unit that requires a
software update.
To update the GTN software, perform the following steps:
1. Remove power from the GTN by opening the circuit breaker.
2. Remove the database card and insert the correct GTN Software Loader Card into the SD card slot.
See Section 3.3.1 for creating a GTN Software Loader Card.
3. Restore power to the GTN by closing the circuit breaker.
4. The GTN is now in configuration mode as shown in Figure 3-8. Touch Updates to display the
software updates that are available.
5. Verify that the software version being loaded to the GTN matches the software version listed on
the GTN STC Equipment List, 005-00533-C1. The Updates page displays the version that is
installed on the unit and the version installed on the loader card.
6. Verify that the available GTN software updates are being displayed by ensuring that GTN
Software Updates key is highlighted in the upper left corner (upper right corner for 6XX) of the
display.
7. To update the GTN with all software available, touch Select All.
8. To begin the software update, touch Updates on the bottom of the display.
9. The GTN will display the prompt, 'Start GTN Software Updates?'
10. Touch OK to allow the GTN to go through the update process.
11. When the updates are finished, the GTN will display 'Update Complete!'. When finished, remove
power from the GTN and remove the Software Loader Card. Reinsert the database card into the
SD card slot.
190-01007-A1
Rev. 6

Figure 3-9. GTN 7XX Updates Page

System Maintenance Manual GTN 6XX/7XX Part 23 AML STC
Page 3-7