What was found
JUST AFTER GEAR RETRACTION, RECEIVED MULTIPLE AVIONIC FAILURES. AP 1 WOULD NOT ENGAGE, AP 2 ALREADY DEFER RED, OFF FLAGS IN BOTH ALTIMETERS, AUTO THROTTLES WOULD NOT ENGAGE, ROLLED BACK ON CLIMB OUT. BOTH FLIGHT DIRECTORS FAILED, NAV ADC FAILURE ECAM. ECAM ALERTS WOULD RESET THEN IMMEDIATELY FAIL AGAIN. INSTALLED NEW CABIN PRESSURE CONTROLLER 1, & 2 AND NEW CAPTAIN`S AOA. CAPTAIN`S AND FIRST OFFICER`S ALTIMETER OFF FLAGS NOT IN VIEW AT THIS TIME. REMOVED AND REPLACED TRANSFORMER 5XD IAW MM 24-53, NO DEFECTS NOTED.