As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VTK AND ASSOCIATED MAP ON ND ON CAPTAINS SIDE. ACFT GROUNDED. PERFORMED FIM TASK 34-61 TASK 836. FMC DOES NOT OPERATE, FAULT ISOLATION. POSSIBLE FMC NUISANCE ERROR. FMC OPS CHECKED NORMAL. NO DEFAULT NOTED. GOOD FOR CONTINUED SERVICE. ALL SYSTEM NORMAL. MIL 34-61-16-22.