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190-01007-A1 System Maintenance Manual GTN 6XX/7XX Part 23 AML STC
Rev. 7 Page 3-9
3.4.3 GTN Setup Page
This section provides a brief overview of the pages that are accessed from the GTN Setup page, as shown
in Figure 3-11, are described below. To access the GTN Setup page, touch the GTN Setup key from the
Configuration Mode page as shown in Figure 3-8.
Figure 3-11. GTN 7XX Setup Pages
ARINC 429
This page allows the user to configure the ARINC 429 input and output ports on the GTN. Both
ARINC 429 formats and bus speeds are set from this configuration page.
RS-232
This page allows the user to configure the RS-232 input and output ports on the GTN.
HSDB (Ethernet)
This page allows the user to set which Ethernet ports are connected.
Interfaced Equipment
This page allows the user to configure which LRUs are installed and interfaced to the GTN. The
transponder selection is automatically configured when a valid transponder configuration is selected under
the RS-232 page.
Main Indicator (Analog)
This page allows the user to calibrate the OBS resolver, and configure the CDI key, selected course for
GPS and VLOC as well as the V-Flag state.
Lighting
This page allows the user to set the display parameters that affect the backlight and key lighting brightness.
Enhanced Lighting
This page replaces the ‘Lighting’ page when enabled under the ‘Main System’ configuration page.
Enhanced lighting allows the user to set the display parameters that affect the backlight and key lighting
brightness. Enhanced lighting may be used to configure separate Day/Night lighting curves.