As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING B INSPECTION, FOUND LEFT AND RIGHT AFT OVERWING EMERGENCY LIGHTS INOPERATIVE. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 4 EMERGENCY LIGHT POWER SUPPLY AND BATTERY IAW AMM 33-50-04. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.