As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT FL370 GOT AFT BULK CARGO SMOKE INDICATION ON ECAM. COMPLIED WITH ECAM AND QRH. AFTER INITIAL INDICATION GOT ANOTHER MASTER WARNING AND ECAM INDICATION APPROXIMATELY 7-8 MINUTES LATER. REMOVED AND REPLACED (9WH, 10WH, 11WH, 44 WH) SMOKE DETECTORS IAW AMM REF 26-16-11-04.