As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER EXITING THE RUNWAY AFTER LANDING THE GPWS INOP LIGHT ILLUMINATED FOR ABOUT 5 SECONDS AND BOTH CAPT AND FO CDU'S WENT BLANK FOR ABOUT 30 SECONDS. GROUNDED - YES. RAN B737-800 FIM 34-46 TASK 801 GPWS BITE & SHOWED NO FAILS AND TESTED OK. RAN FIM TASK 34-61 TASK 801 FMC LOGGED L/H FAIL. RAN FIM 34-61 TASK 836 CYCLED POWER TO FMC & CHECK OK.