As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN REPORTED THAT RIGHT AFTER TAKEOFF THE MULTI FUNCTION DISPLAY UNIT WENT BLANK. NO ASSOCIATED EICAS MESSAGES FOLLOWED. A MOMENTARY BURNING SMELL WAS REPORTED. THE CREW ELECTED TO RETURN TO DEPARTURE. THE ACFT LANDED WITHOUT INCIDENT. ACFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE CAPTAIN’S MULTI FUNCTION DISPLAY UNIT IAW AMM 34-22-01. OPS CHECKS WERE GOOD. THE ACFT WAS RETURNED TO SERVICE.