As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#7, JFK-LHR. (ETOPS)' CIDS CLASS II MX MESSAGE ( CLASS II MX MSG DISPLAYED - CIDS ); REMOVED AND REPLACED CIDS #2 DIRECTOR IAW AMM 23-73-00. OPS CHECK GOOD. ALL PARAMS NORMAL. NO FAULTS/MSGS. THIS CLEARS MDDR. PLACARD REMOVED. MCC NOTIFIED.