As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS OPS CHECK FIRST CLASS SEAT EMERGENCY LIGHTS INOPERATIVE. PERFORMED BATTERY SWAP AT BATTERY PACK LOCATIONS M1674, M1675, M1676 AND M2503. NO JOY. FIRST CLASS SEAT EMERGENCY LIGHTS INOP. R & R BATTERY CHARGER M1675. PERFORMED OPS CHECK OF EMERGENCY LIGHT SYSTEM. OPS CHECK GOOD AT THIS TIME.