As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SERVICE CHECK, SEVERAL EMERGENCY LIGHTS WERE FOUND TO BE INOPERATIVE IN THE CABIN. MAINTENANCE REPLACED THE POWER SUPPLY BATTERY B5-235 REF B717 AMM 33-51. OPERATIONAL CHECK WAS GOOD AND THE AIRCRAFT IS OK FOR SERVICE. (LP #6694852)