As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND EMERGENCY LIGHTS ON STATUS MESSAGE CABIN EMERGENCY ON FROM 3 FORWARD WHEN AIRCRAFT POWER IS OFF. THE AIRCRAFT WAS REMOVED FROM SERVICE. C/W RESET A/C POWER. OPS CHECK GOOD. THE AIRCRAFT RETURNED TO SERVICE.