As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R MCDU WENT BLACK IN FLIGHT.JETTISON OF 100KLBS OF FUEL AND RETURNED TO SZX.AFTER LANDING AND POWER TRANSFER TO APU MCDU CAME BACK DEFER C MCDU PER MEL 34-61-2-1.ACCOMPLISHED OPS CHECK OF CTR CDU.OPS CK GOOD.747AMM 34-61-02-404-022.THIS CLEARS T3F18E000FY3R.PLACARD REMOVED.NO DMP