What was found
FMC FUNCTIONS BUTTONS INOP NO INPUT AVAILABLE ALL BUTTONS STUCK ON CRZ PAGE. REMOVED AND REPLACED CAPT'S CDU REF MM 34 60 01, OPS CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FMC FUNCTIONS BUTTONS INOP NO INPUT AVAILABLE ALL BUTTONS STUCK ON CRZ PAGE. REMOVED AND REPLACED CAPT'S CDU REF MM 34 60 01, OPS CHECK NORMAL.