As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN CALLED ON SATCOM TO REPORT COMPRESSOR STALL ON RIGHT ENGINE. ENGINE PULLED BACK TO IDLE TO KEEP ELECTRIC ONLINE BUT WAS NOT SHUT DOWN. EMERGENCY DELCARED, AC DIVERTED TO SNN, LANDED OVERWEIGHT. THE AIRCRAFT WAS GROUNDED. REPLACED THE NR 2 ENGINE IAW MM 71-00-02, W/C SEC12 IAW 71-95-18. ENGINE RAN IAW 71-94-08. ALL ENGINE PARAMETERS WERE NORMAL. AIR & ELECTRICAL WERE NORMAL. NO EICAS MESSAGES NOTED.