As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHORTLY AFTER DEPARTURE, EXPERIENCED AN EADI FAILURE, WHILE STAYING IN VFR CONDITIONS RETURNED TO DEPARTURE. TROUBLESHOT THE SYS WHILE RETURNING TO AIRPORT BY CYCLING THE EFIS AND INVERTERS AND WAS NOT ABLE TO GET THE EADI TO COME BACK ON. MECHANIC WAS NOT ABLE TO DUPLICATE THE PROBLEM.