Garmin GTN 6 series Maintenance Manual - page 22
GTN 6XX/7XX Part 27 AML STC Maintenance Manual
190-01007-B1
Page 3-4
Rev. 1
3.2.2
GMA 35 Software Loading
NOTE
The GMA 35 software will be present on the SD card when creating a GTN Software
Loader Card. A separate card is not required to perform GMA 35 software updates.
1. Remove power from the GTN 7XX.
2. Insert the GTN Software Loader Card into the GTN 7XX SD card slot (See Section 3.2.1 for
instructions on how to create a GTN Software Loader Card).
3. Hold down the HOME key until Garmin is fully lit on the display after power is applied to the
GTN 7XX.
4. Ensure the GMA 35 circuit breaker is also closed.
5. The Configuration Mode page should now be displayed. Touch the Updates key to display the
software that is available.
6. To select GMA 35 software updates, touch the GTN Software Updates key on the top left corner
of the display and select GMA 35 Software Updates.
7. To update the GMA 35 with all software available, touch Select All.
8. To begin the software update, touch the Update key on the bottom of the display.
9. The GTN will display the prompt, ‘Start GMA 35 Software Updates?’
10. Touch OK to allow the GTN to update the GMA 35.
11. When the updates are finished, the GTN will display ‘Update Complete!’.
12. When finished, turn the GTN and GMA 35 off and remove the Software Loader Card. Reinsert the
database card in the SD card slot.
13. Restore power on the GTN and GMA 35 and ensure the software was updated correctly by going
to the System Information page and selecting the GMA 35. Refer to Section 3.3.2 for more
information on the System Information page.