As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED COCKPIT NAVIGATION ALL DISPLAYS BLANK. FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED FIRST OFFICER RADIO DISTANCE MAGNETIC INDICATOR, FLIGHT GUIDANCE CONTROL PANEL AND ELECTRONIC FLIGHT INSTRUMENT SYSTEM. SYSTEM GROUND CHECK NORMAL OPERATION.