As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PS1 CHECK THE RIGHT AFT EMERGENCY EXIT SIGN WAS FOUND TO BE INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE RIGHT AFT EMERGENCY EXIT SIGN. THE OPERATIONAL CHECK WAS GOOD IAW EMB AMM 33-50-14-00-801-A AND AMM 33-50-14-400-801-A. THE AIRCRAFT WAS RETURNED TO SERVICE.