What was found
FLT 369, LGA-PBI, ON CLIMBOUT OF 1000', ECAM "LDG GEAR NOT DOWN", AURAL WARNING "RETARD", CAPTS RA INDICATED -3, NO RA FAULT ON ECAM, 10 MINS LATER F/O'S RA IND -3, PROBLEM CLEARED 15 MINS LATER. DIVERTED TO JFK. PER PFR RAI SYST FAILED. ALL CHECKS ON RA1 NORMAL. PRECAUTION T/S REMOVED AND REPLACED NR 1 RADIO ALTM R/T PER AMM 34-42-33-04, CHECKS OK. REMOVED AND REPLACED R/A XTMIT AND REC ANTENNAS 5SA1 & 52A2 PER AMM 34-42-11-04, CHECK SECURITY OF R/A ANT CONNECTORS. ALL CHECKS OK.