As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT OF THE FLIGHT FROM DAY TO CVG, THE CREW REPORTED THAT THE NR 1, 2 AND 3 FLIGHT DISPLAYS FAILED INTERMITTENTLY. THE AIRCRAFT WAS LANDED AT CVG WITHOUT INCIDENT. MAINTENANCE PERSONNEL REMOVED AND REPLACED THE DC GENERATOR CONTROL UNIT (1VE PANEL). AN OPERATIONAL CHECK AND A MAINTENANCE ACCEPTANCE FLIGHT WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.