As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - FORWARD CENTER CEILING EMERGENCY LIGHTS INOP AND NR 1 EMERGENCY EXIT EGRESS LIGHTS AT STATION X 324.1 INOP. MAINTENANCE REPLACED EMERGENCY BATTERY PACK PS3 IAW DASH 8 200 AMM 33-51-00, OPERATION CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.