As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AVIONICS SMOKE ECAM IN FLIGHT AT FL240. NO VISIBLE SMOKE. NO OVERWEIGHT LANDING PERFORMED WT13T000. FLIGHT 70 PBI-JFK DIVERTED TO FLL. PERFORMED BITE TEST OF AVEC AS PER AMM 21-26-00-710-001, PERFORMED BITE TEST OF SDCU AS PER AM 25-15-00-710-001. ALL OPS TEST OK.