As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BDL - MAINTENANCE REPORTED NUMEROUS EMERGENCY LIGHTS IN THE AFT SECTION OF THE CABIN INOPERATIVE, INCLUDING THE EXTERIOR EMERGENCY LIGHT AT THE L2 DOOR INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK IN THE AFT LEFT POWER SUPPLY PER MM 33-51-51. OPERATIONAL CHECK GOOD.