What was found
DURING TAKEOFF ROLL CONFIG PARK ON WAS PRESENTED ON ECAM WITH PARK BRAKE IN OFF POSITION. TAKEOFF WAS ABORTED A SECOND ATTEMPT WAS PERFORMED AND CONTINOUS REPETITIVE CHIME WAS HEARD WITHOUT ANY ECAM ANNUNCIATION, TAKEOFF WAS ABORTED ONCE AGAIN. IN ACCORDANCE WITH AMM TASK 31-55-34-000/400-001 SDAC 1 AND 2 WERE SWAPPED AGAIN IN ACCORDANCE WITH TSM 31-54-00-810-945-A AND FAULTS PRESENTED THE SDAC NR 1 WAS REMOVED AND REPLACED. IAW AMM 31-50-00- 710-001 GROUND SCANNING OF THE CENTRAL WARNING SYSTEM WAS PERFORMED SATISFACTORILY. IN ACCORDANCE WITH AMM TASK 71-00-00-710-008-B POWER ASSURANCE CHECK WAS PERFORMED THE FAULTS NO DUPLICATED.