As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE EMERGENCY LIGHTS AT LOCATION SEAT ROW 20 ARE INOPERATIVE. MAINTENANCE FOUND THAT THE BATTERY PACK AT LOCATION B5-230 WAS BAD. THE BATTERY AT LOCATION B5-230 WAS REPLACED PER B717 AMM 33-51. OPERATIONAL CHECK WAS GOOD. (LP #6658874)