What was found
ETOPS SIGNIFICANT SYSTEM, L FMS DISPLAY WILL NOT ILLUMINATE. REMOVED AND REPLACED NR 1 MCDU. GND CHK OK PER MM 34-61-00, MPN 4077880-908.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS SIGNIFICANT SYSTEM, L FMS DISPLAY WILL NOT ILLUMINATE. REMOVED AND REPLACED NR 1 MCDU. GND CHK OK PER MM 34-61-00, MPN 4077880-908.