As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BDL - MAINTENANCE REPORTED THE EMERGENCY LIGHTS POWERED BY M1197 POWER SUPPLY WERE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE BATTERY PACK AT STATION 969L (M1197 POWER SUPPLY) IN ASSOCIATION WITH MM 33-51-51. OPERATIONAL CHECK GOOD.