Garmin GTN 6XX System Maintenance Manual page 30

Audio
This page allows the user to configure the aural alert volume.
Traffic
This page allows the user to configure the traffic intruder symbol color and configure whether or not the
GTN is the display used to control the traffic system.
Main System
This page allows the user to display miscellaneous configuration options for the GTN. Air/Ground
Threshold, Air/Ground Discrete, Fuel Type, and Heading/Altitude input source connection statuses are
settings on this page.
COM
This page allows the user to configure the RF squelch volume, Mic 1 Gain, and sidetone volume. These
selections are only available for the GTN 635, 650, and 750 units.
VOR/LOC/GS
This page allows the user to verify the CDI outputs from the VOR/LOC/GS receiver as well as the OBS
resolver input to the VOR receiver. It is also used to format the DME tuning data. This selection is only
available for the GTN 650 and 750 navigation units.
ARINC 708
This page allows the user to configure the GTN ARINC 708 input port. Selection of one of the approved
ARINC 708 weather radars is only possible if the digital radar enablement is active. This setting is only
available for the GTN 725 and 750 navigation units.
Discretes
This page allows the user to customize the configuration of discrete inputs/outputs on the J1001 and J1002
connectors.
Waypoints
These settings are not used in this STC.
System Maintenance Manual GTN 6XX/7XX Part 23 AML STC 190-01007-A1
Page 3-10 Rev. 5