As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - EICAS ADVISORY MESSAGE "SPLIT IRS OPNS" CTR IRS UNRELIABLE NO LAND 3 - AUTOLAND STATUS ON APP. "C" IRS INOPERATIVE. EICAS FAULT ON "C" IRS MONITOR DISPLAY, OVERHEAD BLANK. R & R IRU CENTER DUE "SPLIT IRS OPNS" ON EICAS. PERFORMED IRU C ALIGNMENT IAW AMM TASK 34-21-01-004-001/404-006, AMM SUBTASK 34-21-01-864-015.