As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION FOUND THE NR 4 CEILING EMERGENCY LIGHT FAILED TO ILLUMINATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE NR 3 EMERGENCY BATTERY CHARGER AND BATTERY PACK IAW CRJ 700 AMM 33-51-17. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.