What was found
F/O CDU INOPERATIVE. REPLACED F/OS FMC DISPLAY UNIT IAW MM 34-61-02. OPS CHECKS GOOD. ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
F/O CDU INOPERATIVE. REPLACED F/OS FMC DISPLAY UNIT IAW MM 34-61-02. OPS CHECKS GOOD. ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS.