Figure 3-2 Pressure Altitude Priority Order; Table 3-11 Air Data Select Source Priority - Garmin GTX 3X5 Installation Manual

Is the Altitude Data
Is the Air Data Select
discrete configured?
Are Altitude Sources 1
and/or 2 configured?
Air Data
Select Discrete
Open
Ground
190-01499-02
Rev. 4
START
Select discrete
YES
configured?
NO
YES
NO
YES
NO

Figure 3-2 Pressure Altitude Priority Order

Table 3-11 Air Data Select Source Priority

Configured Port 1 ARINC 429 EFIS ADC/ADC input
Configured Port 2 ARINC 429 EFIS ADC/ADC input
Applicable Priority Tables
Pressure Altitude Table 3-20
Baro-Corrected Altitude Table 3-23
Pressure Altitude Table 3-10
Baro-Corrected Altitude Table 3-10
Pressure Altitude Table 3-21
Baro-Corrected Altitude Table 3-24
Pressure Altitude Table 3-22
Baro-Corrected Altitude Table 3-25
Source
GTX 3X5 Transponder TSO Installation Manual
Page 3-12