What was found
CREW REPORTED THE TCAS SYS FAILED TEST IN FLIGHT & REVEALED FAULT WITH THE LOWER ANTENNA. THE LOWER ANTENNA WAS REPLACED WITH A TESTED ANTENNA. FUNCTIONAL TEST SATISFACTORY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CREW REPORTED THE TCAS SYS FAILED TEST IN FLIGHT & REVEALED FAULT WITH THE LOWER ANTENNA. THE LOWER ANTENNA WAS REPLACED WITH A TESTED ANTENNA. FUNCTIONAL TEST SATISFACTORY.