As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FO MFD DU SWAPPED FROM NR 3 POSITION DUE TO GOING BLANK DURING TAKE OFF ROLL. PERFORMED OPS CHECK IAW AMM 34-22-00. OPS CHECKED NORMAL. POWERED DOWN AND POWERED UP AIRCRAFT. OPS CHECKED F/O MFD NORMAL. COULD NOT DUPLICATE. OK FOR SERVICE.