Figure 3-13 Gtn 7Xx Terrain Configuration Page - Garmin GTN 6 Series Maintenance Manual

3.3.4.1 HTAWS Re-Enablement
NOTE
This manual only describes the necessary steps to re-enable the HTAWS feature for
existing installations. For first-time HTAWS enablement, refer to GTN 6XX/7XX Part 27
AML STC Installation Manual.
NOTE
The feature enablement card should be provided to the customer after service to the GTN
has been completed.
When the optional HTAWS feature is enabled, the GTN will provide HTAWS functionality. To reactivate
the HTAWS feature in the GTN, complete the following steps:
1. Remove power from the GTN.
2. Remove the database data card from the data card slot.
3. Insert the HTAWS Enablement Card (P/N 010-00878-02) used during initial installation.
4. Power up the GTN in Configuration mode.
5. Go to the Terrain Configuration page from the GTN Options page.
6. Touch the HTAWS key.
7. When prompted, touch Yes to enable HTAWS. When activated, the HTAWS key will be lit green.
3.3.4.1.1 HTAWS Configuration Options
When HTAWS is enabled, the following configuration settings are available:
Audio Clips
This allows the user to select and test aural alert messages for various caution and warning types.
190-01007-B1
Rev. 4

Figure 3-13 GTN 7XX Terrain Configuration Page

GTN 6XX/7XX Part 27 AML STC Maintenance Manual
Page 3-13