As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CBBI - AFTER NR 4 THRUST LEVER WAS RETARDED TO IDLE ON DESCENT THE NR 4 ENGINE HAD AN UNRECOVERABLE COMPRESSOR STALL. ENGINE SHUTDOWN ACCOMPLISHED. RESTART UNSUCCESSFUL. INSPECTED ENGINE. REPLACED NR 4 ENGINE EVC UNIT (P/N 7479555) AND STATOR VANE CONTROL ACTUATOR (P/N 719999-6) AND PERFORMED EVC TRIM PROCEDURE IAW MM 75-31-08, 75-31-02 AND 71-00-00. (M)