What was found
AT CRUISE, GOT BAG DOOR OPEN MSG FOLLOWED BY STRONG ELEC BURNING SMELL. COCKPIT WINDOWS FOGGED UP BUT DID NOT DEPRESSURIZE. FLIGHT ATTENDANT & SOME PAX SMELLED THE ODOR. NO SMOKE WAS DETECTED. PERFORMED OPERATIONS CHECK OF BAGGAGE DOOR IAW AMM 52-76-01. OPERATIONS CHECKED GOOD AT THIS TIME. REF LOG PAGE 3664795 ITEM 1. DURING TROUBLESHOOTING FOUND PFD NR 1 OVERHEATING CONTINUOUSLY. SWAPPED CAPTAIN'S PFD NR 1 WITH FIRST OFFICER'S MFD DISPLAY NR 2. PFD NR 1 OPERATIONS CHECKED GOOD IAW AMM 34-22-00.