What was found
EFD USED TO DISPLAY BACKUP INSTRUMENTS, BEHAVED ERRACTICALLY BEFORE THE UNIT WENT DARK. AFTER FLIGHT, THE UNIT WAS REMOVED FOR BENCH TEST AND WOULD NOT POWER ON.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EFD USED TO DISPLAY BACKUP INSTRUMENTS, BEHAVED ERRACTICALLY BEFORE THE UNIT WENT DARK. AFTER FLIGHT, THE UNIT WAS REMOVED FOR BENCH TEST AND WOULD NOT POWER ON.