What was found
CAPT-S FMS CDU DISPLAY FAILED ON TAXI OUT. REMOVED AND REPLACED LT MCDU IAW AMM. ALL CHECKS NORMAL. ETOPS CATEGORY 'E': PROBLEMS WITH SYS CRITICAL TO ETOPS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CAPT-S FMS CDU DISPLAY FAILED ON TAXI OUT. REMOVED AND REPLACED LT MCDU IAW AMM. ALL CHECKS NORMAL. ETOPS CATEGORY 'E': PROBLEMS WITH SYS CRITICAL TO ETOPS.