As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4654 THE CREW REPORTED THE EMERGENCY LIGHTS WOULD NOT COME ON. THE AIRCRAFT WAS REMOVED FROM SERVICE. RAN APU TO CHARGE EMERGENCY LIGHT PER CMM 33-51-22. THE LIGHT CHECK WAS GOOD AT THIS TIME. THE AIRCRAFT WAS RETURNED TO SERVICE.