As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 98 -LAS-DTW- AIR TURNBACK - CREW REPORTED TR1 AND ELEC GEN 1 FAULT ON CLIMBOUT AND "ELEC AC BUS 1 FAULT." MAINTENANCE REMOVED AND REPLACED THE NR 1 ENG INTEGRATED DRIVE GENERATOR PER AIRBUS MAINTENANCE MANUAL 24-21-51. OPERATIONAL CHECK GOOD. (S)