As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE EICAS STATUS MESSAGE R FMC FAIL APPEARED WITH CORRESPONDING LOSS OF FIRST OFFICERS, FMC DISPLAY ALONG WITH THE FIRST OFFICERS LOSS OF MAP AND NAVIGATION DATA. REMOVED AND REPLACED THE FIRST OFFICERS FMC IAW AMM 34-61-01, OPS CHECK GOOD NO DEFECTS NOTED.