What was found
F/O PFD AND ND DISPLAYS WENT BLANK ON NORMAL 2 SYMBOL GENERATOR AT FAULT AIR TURNBACK. MAINT REMOVED AND REPLACED 2 SYSTEM SYMBOL GENERATOR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
F/O PFD AND ND DISPLAYS WENT BLANK ON NORMAL 2 SYMBOL GENERATOR AT FAULT AIR TURNBACK. MAINT REMOVED AND REPLACED 2 SYSTEM SYMBOL GENERATOR.