As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EXIT LIGHTS ASSOCIATED WITH M1670 BATTERY PACK ARE INOP.<[01] REMOVE AND REPLACED BATTERY PACK M1670 AND PERFORMED GOOD TEST IAW AMM 33-51-06-960-805.;[02] VERIFIED CORRECTIVE ACTION ITEM 1.;[03] VERIFIED CORRECTIVE ACTION ITEMS; CARD COMPLETE.