What was found
(EMERGENCY DECLARED) GEN 2 FAULT FOLLOWED BY AC BUS 2 FAULT FOLLOWED BY CASCADING FAILURES PERFORMED OVERWEIGHT LANDING/PERFORMED T/SHOOTING IAW A320 TSM 24-20-00-810-814-A. REMOVED AND REPLACED IDG #2 IAW A 320 AMM 24-21-51-000/400/-040-A AND PERFORMED T/SHOOTING IAW A 24-22-00-810-804-A. REMOVED AND REPLACED GCU 2 IAW A320 AMM 24-22-34-000/400-001-A. ENG IDLE RUN PERFORMED ON LP 1449859. NO DISCREPANCIES FOUND AT THIS TIME. ALL TESTED OK"