As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - FMC LIGHT STAYED ON ENTIRE FLIGHT. FINALLY WENT OUT WHEN ENGINES SHUTDOWN AT GATE. INBOUND FLT CREW REPORTED NO FMC PROBLEMS DURING FLIGHT. DID MCDP LAST FLT AND PREVIOUS FLT FAULTS AND TEST 30 IAW FIM 22-00-03-1. NO FMC FAULTS. T/S IAW FIM 34-61-00/101, FIG 109B ERRONEOUS DISPLAY OF ATC AND FMC MSGS. BOTH FMC'S CK OK. OK FOR SERVICE.