What was found
ETOPS SIGNIFICANT SYSTEM - BTB - FMC FAULTED F/O CDU BLANK. CHECKED BOTH NR 1 AND NR 2 FMS PER MM 34-60-00 BITE CHECK PASSED ON BOTH FMC.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS SIGNIFICANT SYSTEM - BTB - FMC FAULTED F/O CDU BLANK. CHECKED BOTH NR 1 AND NR 2 FMS PER MM 34-60-00 BITE CHECK PASSED ON BOTH FMC.