As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS ASSOCIATED WITH M1670 DO NOT ILLUMINATE. / [01] REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY AND BATTERY PACK M1670 AND PERFORMED GOOD INSTALLATION TEST PER AMM 33-51-06-960-805 AND AMM 33-51-06-960-806.;[02] VERIFIED CORRECTIVE ACTION #1