As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT NUMBER 2174, NR 1 DC GENERATOR CAUTION LIGHT ILLUMINATED IN FLIGHT, RESET PER CHECKLIST. NR 1 DC GENERATOR LIGHT WENT OUT BUT REILLUMINATED SHORTLY THEREAFTER. REMOVED AND REPLACED NR 1 GCU.OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE