As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NO LAND 3 AND IDS DU DISPLAYED. CREW REPORTED F/O PFD BLANKED AND ODOR OF BURNING IN AREA OF DISPLAY UNIT. REMOVED F/O PFD PER MM AND CONFIRMED BURNING ODOR FROM DU. REPLACED DU PER MM 31-61-02 AND ACCOMPLISHED SOFTWARE INSTALLATION PER MM, F/O PFD NOW OPS NORMAL.