Figure 6-28 Sensor Page; Figure 6-29 Altitude Source Page - Garmin GTX 3X5 Series Installation Manual

OAT Sensor Installed
Select YES if an OAT sensor is installed.
Altitude Source 1
NOTE
Altitude sources do not need to be set. The GTX 3X5 uses both altitude sources if set. The GTX uses
any altitude source in priority order if no altitude sources are selected. Refer to section 3.10.
Configures the primary altitude source. Selections are:
• NONE
• A429 1
• ALT ENC
Altitude Source 2
Configures the secondary altitude source. Selections are:
• NONE
• A429 1
• ALT ENC
190-01499-02
Rev. 9

Figure 6-28 Sensor Page

• RS232 1 • RS232 2
• A429 2 • HSDB (GTX 345 only)
• RS232 1 • RS232 2
• A429 2 • HSDB (GTX 345 only)

Figure 6-29 Altitude Source Page

Post Installation Configuration & Checkout
• RS232 3
• GILLHAM
• RS232 3
• GILLHAM
GTX 3X5 Transponder TSO Installation Manual
Page 6-22