What was found
CAPTAIN CDU WENT BLANK. ACFT GROUNDED. REMOVED AND REPLACED NR 1 FMS CDU IAW AMM 34-61-01, OPS & SOFTWARE CONFIG CHECKED NORMAL. GROUND VERIFICATION SUCCESSFUL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CAPTAIN CDU WENT BLANK. ACFT GROUNDED. REMOVED AND REPLACED NR 1 FMS CDU IAW AMM 34-61-01, OPS & SOFTWARE CONFIG CHECKED NORMAL. GROUND VERIFICATION SUCCESSFUL.