As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LINE CHECK, THE RT AND LT HAND OVERWING EMERGENCY EXIT SIGNS AT ROW 12 AND THE EMERGENCY PATHWAY LIGHTING AT ROWS 11, 12 & 13 WERE FOUND TO BE INOPERATIVE. MAINTENANCE REPLACED THE BATTERY PACK FOR EXIT ROW 12ABC WITH A SERVICEABLE UNIT AND THE LIGHTS RETURNED TO AN OPERATIONAL CONDITION. (A)