What was found
ATB: CAPT'S CDU DISPLAY BLANK, SELECTING ALT FMC SOURCE DID NOT CORRECT FAULT. CDU DISPLAY CAME ON AFTER LANDING. REMOVED AND REPLACED NR 1 MCDU GRD, OPS CK OKAY PER AMM 34-61-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ATB: CAPT'S CDU DISPLAY BLANK, SELECTING ALT FMC SOURCE DID NOT CORRECT FAULT. CDU DISPLAY CAME ON AFTER LANDING. REMOVED AND REPLACED NR 1 MCDU GRD, OPS CK OKAY PER AMM 34-61-02.