As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALL EMERGENCY LIGHTS ASSOCIATED WITH EMERGENCY EXIT LIGHT BATTERY PACKS M1669 AND M1668 ARE INOP<[01] REMOVED AND REPLACED BOTH BATTERY PACKS M1669 AND M1668; PERFORMED A GOOD TEST PER AMM 33-51-06-960-805;[02] UPDATED STEP TO FINAL;[03] VERIFIED UPDATES;[04] UPDATED MEASUREMENTS TABLE.;[05] VERIFIED CORRECTIVE ACTION COMPLETE.