As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMEROUS EMERGENCY LIGHTS INOPERATIVE ASSOCIATED WITH COMMON BATTERY PACK FOUND INOPERATIVE DURING A-CHECK. *S/D* FOUND SINGLE EMERGENCY LIGHT ASSEMBLY SHORTED TO GROUND CAUSING ASSOCIATED BATTERY SUPPLY TO BECOME DEPLETED. REPLACED ASSEMBLY AND OPERATIONALLY CHECKED SUCCESSFULLY.