Garmin GTN 6 series Maintenance Manual - page 72
GTN 6XX/7XX Part 27 AML STC Maintenance Manual
190-01007-B1
Page 6-8
Rev. 1
6.3.3.2.7
Music System Check (if installed)
1. Set the intercom to the ALL mode.
2. Connect a stereo audio source to MUSIC 1 or MUSIC 2. Verify that stereo audio is heard over the
Pilot headset position.
3. Tune a station on COM 1 and verify that the sound is muted by active COM 1 audio (break squelch
on COM 1 if necessary).
4. Verify that stereo audio is also heard in the passenger headsets.
6.3.3.2.8
Telligence
TM
Voice Command Check (if installed)
1. Press and hold the pilot push-to-command switch.
2. Say a voice command into the pilot microphone (example: say, “Pilot Volume Up”).
3. Release the pilot push-to-command switch.
4. Verify that the commanded audio panel setting is changed. Only one command needs to be tested
to verify the functionality of the feature.
5. Repeat Steps 1-4 for copilot push-to-command switch (if installed).
6.3.4
Interfaced Equipment Configuration and Checkout
This manual does not cover the removal and replacement of the following interfaced equipment. However,
the following procedures are required to ensure proper functionality with the interfaced equipment.
Perform the following calibration procedures and interface checks after replacing any of the optionally
interfaced equipment.
6.3.5
Navigation Indicator Configuration and Checkout
1. Perform calibration per Section 6.3.5.1.2 (if using GPS) or Section (650/750 only) if using VOR/
LOC/GS receiver.
2. Perform ground checks per Section 6.3.5.2 and the appropriate interface check.