Figure 6-24 Source, Integrity, And Offset Page; Figure 6-25 Internal Alt Encoder Page; Figure 6-26 Internal Alt Encoder Adjustment Page - Garmin GTX 3X5 Installation Manual

LON OFST
Sets the secondary GPS longitudinal offset. Selections are:
• UNK
INTERNAL ALT ENCODER INSTALLED
Select YES if a GAE module is connected to the backplate.
CEILING
Sets aircraft maximum altitude between 8,000 feet and 30,000 feet.
TEST POINTS
Sets the number of test points used to calibrate the GAE module. The range is 3 to 20. The maximum
number of test points are limited by the aircraft ceiling setting.
INTERNAL ALT ENCODER ADJUSTMENT
Sets the GAE module altitude to match the primary altitude display.

Figure 6-26 Internal Alt Encoder Adjustment Page

190-01499-02
Rev. 4
• 2 mt to 60 mt in 2 mt increments

Figure 6-24 Source, Integrity, and Offset Page

Figure 6-25 Internal Alt Encoder Page

GTX 3X5 Transponder TSO Installation Manual
Page 6-23