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 M1673 BATTERY PACK AT STA 952 WL 290 LBL 14 ARE INOP<[01] REMOVED AND REPLACED BATTERY PACK M1673 AND PERFORMED GOOD EMERGENCY LIGHTS TEST IAW AMM 33-51-06-960-805.;[02] VERIFIED CORRECTIVE ACTION #1