As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT 7800 CLIMB THE NR 2 SYMBOL GENERATOR FAILED CAUSING A LOSS OF CENTRAL DISPLAY OF INSTRUMENTS. THE SYMBOL GENERATOR WAS REPLACED AND A SATISFACTORY OPERATIONAL CHECK OF THE FLIGHT DISPLAY SYSTEM WAS ACCOMPLISHED. AIRCRAFT WAS RELEASED FOR CONTINUED SERVICE.