What was found
SHORTLY AFTER ABOVE DOME LIGHT BRIGHT WAS SELECTED AND BOTH PILOTS HEARD DISTINCT ELECTRICAL SPARK FROM BEHIND SEATS NO ECAM NO SMOKE, NO ODOR. CREW DECLARED EMERGENCY DUE TO SPARK IN FLIGHT DECK. RELAMPED CAPT DOME LIGHT BULBS IAW AMM 33-12-11-000-002-A/400-002-A, OPS TEST IAW AMM 33-12-00-710-001-A, OPS TEST GOOD.