As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT FMC FAIL. VTK DISPLAYED ON CAPTAIN'S ND. FMC PROMPT MISSING ON MENU PAGE. FMC FAIL OCCURRED ON TAXI AFTER LANDING. GROUNDED - YES. AFTER POWER RESET, FMC RETURNED TO NORMAL. ALL FLAGS DISAPPEARED. REF B737-800 FIM 34-61 TASK 836. A/C OK FOR SVC.