GTX 32 Installation Manual Page 3-5190-00303-60 Revision F3.7 Post Installation Configuration and CheckoutNOTEThe GTX 32 Transponder will not provide valid outputs until the aircraftpost installation configuration procedures are completed.3.7.1 ConfigurationWhen installed as part of a Garmin Integrated Flight Deck, the GTX 32 transponder must have FAAapproved configuration data. Configuration data is loaded to the GTX 32 from an aircraft-specific SWLoader Card. Transponder settings are predetermined for a specific aircraft and are typically containedwithin the file named ‘GTX1’.The GDU PFD serves as the graphics user interface to the installer configuring the system. For basicconfiguration information, refer to the G1000 Line Maintenance and Configuration Manual, Garmin partnumber 190-00303-04. For actual aircraft installation/checkout, use only aircraft manufacturer approvedcheckout procedures.Verify proper operation of the transponder by testing in accordance with Appendix F to 14 CFR Part 43 –ATC Transponder Tests and Inspections.For transponder installations operating with a Garmin GNS 480 (CNX80) system refer to GNS 480(CNX80) Installation Manual 560-0982-01 for configuration procedures and operation checks.For transponder installations operating with a Garmin GDL 90 system refer to GDL 90 InstallationManual 560-1049-02 for configuration procedures and operation checks.3.7.2 Interference CheckTurn on and verify operation of all avionics equipment except GTX 32. Then power GTX 32 on andverify there is no interference with any other equipment in the aircraft. The operation/performancechecks should be made with all other avionics turned on. Verify that there is no interference during anymode of transponder operation.