What was found
SAL-TGU-SAP - FLT TA390 - DURING CLIMB, MULTIPLE ECAM WARNING MESSAGES ON SCREEN CAME ON, CABIN PRESSURE, LANDING ELEVATION, NAV ILS R FAULT, AUTO FLT, NAV GPWS, UNABLE CAPTAIN SIDE TO SELECT VOR ON RMP NR 1 AND THEN ON NR 2 ALSO ND NR 1 INOP, FIRST OFFICER AND CAPTAIN PROBE. AIRCRAFT RETURNED TO SAL STATION FOR MAINTENANCE. AFTER LANDING AT SAL STATION, MAINTENANCE TECHS BITE TESTED THE AUTO FLIGHT SYSTEM PER AMM 22-96-00 AND FOUND THAT THE FMGC NR 1 FAULTY. THE UNIT WAS REPLACED AND TESTED PER AMM 22-83-34. ALL WAS FOUND NORMAL AFTER THE REPLACEMENT AND TEST OF THE FMGC. AIRCRAFT RETURNED TO NORMAL OPERATION. (M)