What was found
NR 1 INS DISPLAY WENT BLANK AFTER PUSH BACK WARNING LIGHT CAME ON AND ADI TUMBLED. SWAPPED NR 1 CDU AND NR 3 CDU OPERATIONAL CHECK NORMAL PER MM 34-41-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 INS DISPLAY WENT BLANK AFTER PUSH BACK WARNING LIGHT CAME ON AND ADI TUMBLED. SWAPPED NR 1 CDU AND NR 3 CDU OPERATIONAL CHECK NORMAL PER MM 34-41-02.