As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 990 FLL-JFK, CREW DECLARED AN EMERGENCY DUE TO BRAKES AUTO BRAKE FAULT BRAKE RELEASED ECAM INDICATION. REMOVED & REPLACED TACHOMETER 21GG PER AMM 32-42-57. OPS CHECK NORMAL. NO FAULT NOTED. AS PRECAUTIONARY REMOVED AND REPLACED BSCU 10GG PER AMM 32-42-34. OPS CHECK NORMAL. NO FAULT NOTED.