As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS ASSOCIATED WITH BATTERY PACK M1668 INOP. REMOVED EMERGENCY LIGHT BATTERY PACK M1668 AND INSTALLED SERVICEABLE BATTERY PACK AND PERFORMED INSTALLATION TEST PER AMM 33-51-06-960-805; LIGHTS STILL INOP. REMOVED EMERGENCY LIGHT BATTERY CHARGER M1668 AND INSTALLED SERVICEABLE CHARGER AND PERFORMED GOOD INSTALLATION TEST PER AMM 33-51-06-960-806; ALL LIGHTS NOW FUNCTIONAL.