As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALL ASSOCIACTED EMERGENCY LIGHTS FOR M01670 BATTERY PACK IS INOP<[01] SWAPPED BATTERY PACK M01670 FOR SERVICEABLE BATTERY IAW AMM 33-51-06-960-802 AND ALL LIGHTS ASSOCIATED WITH M01670 BATTERY PACK CAME ON. RETURNED BATTERY PACKS TO THE ORIGINAL CONFIGURATION.;[02] VERIFIED CORRECTIVE ACTION #1;[03] COMPLETED STEP 1.;[04] CERTIFIED ACTION 3.;[05] COMPLETED STEP 2.;[06] VERIFIED MEASUREMENTS TABLE.;[07] AL STEPS CLOSED CARD COMPLETED.