What was found
ON SELECTING FLAPS 0 AFTER TAKEOFF, LOST FMA INFORMATION AND ENGS TRIED TO SLOW TO IDLE. RESET A/P & A/T, SYSTEMS NORMAL AFTER THAT, NO ECAM. PERFORMED OPS TEST OF AFS IAW AMM 22-96-00-71-00-01A, BITE TEST OF EFCS IAW AMM 27-96-00-74-00-01A. PERFORMED OPS TEST OF AUTO THRUST SYSTEM IAW 22-30-00-71-00-03A, PERFORMED FADEC TEST FOR THE NR 1 & 2 ENGINES IAW AMM 73-29-00-71-00-40. ALL CHECKS TESTED OK. DUE TO NO DEFECTS FOUND ON GROUND. , AUTO THRUST SYSTEM AND FMGC 1 WAS REPLACED IN SFO.