As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SERVICE CHECK FOUND CABIN MIDDLE CEILING PANEL EMERGENCY LIGHTS BATTERY PACK INOP (M1576). REMOVED AND REPLACED CABIN MIDDLE CELING PANEL EMERGENCY LIGHT BATTERY PACK (M1576). PERFORMED OPS CHECK, NORMAL AS PER AMM 33-51-51 AND 33-51-02.