As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REF ST ENGINEERING N/R 98887. EMERGENCY LIGHTS IN FIRST CLASS CEILING INOP. REMOVED & REPLACED POWER SUPPLY BATTERY PACK M33924 AT L1 DOOR. OPS CHECKS GOOD AS PER AMM 33-51-06-960-802. LOG ENTRY FOR SDR REPORTING. WORK PERFORMED BY V943097