What was found
THE CAPTAINS NAVIGATION DISPLAY IS BLANK ON BOTH ON 1 AND BOTH ON 2. MAINTENANCE REMOVED AND REPLACED CAPTAINS EFIS DISPLAY UNIT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE CAPTAINS NAVIGATION DISPLAY IS BLANK ON BOTH ON 1 AND BOTH ON 2. MAINTENANCE REMOVED AND REPLACED CAPTAINS EFIS DISPLAY UNIT.