As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FMC P/RST LIGHT ILLUMINATED AND VTK DISPLAYED ON CAPTAIN'S NAV DISPLAY.NO FMC DATA DISPLAYED AND FMC PROMPT REMOVED ON CAPTAIN'S CDU.RAN FMC FAIL QRH- RESTORED FMC INFO TO BOTH CDU'S. GROUNDED - YES. ACCOMPLISHED B737-800 FIM 34-61 TASK 836. FAULT WAS INTERMITTENT. OPS CK NORMAL.