As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CEILING EXIT SIGN FELL OFF. REMOVED FROM SERVICE. REMOVED AND REPLACED AFT CEILING EXIT SIGN COVER IAW E175 AMM TASK 33-50-19-400-801-A. OPS TEST GOOD IAW AMM TASK 33-50-00-710-801-A. NO OTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.