As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WXR PREDICT EICAS MSG(<P>RAN FIM FT 805, RECEIVED ANTENNA FAULT ON BOTH L & R TRANSCIEVER, CHECKED SWITCH S269 ON ANT MOUNT AND NOTED ANTENNA MOUNTING UNCOMMANDED SUSPECTED INTERNAL SHORT ON MOUNT TERMINAL. REMOVED AND REPLACED ANTENNA MOUNT IAW 34-43-05-024. REMOVED AND REPLACED ANTENNA PLANER ARRAY IAW 34-43-05-425. OPS CHECK IAW 34-43-05 GOOD SYS L AND R.</P>)