As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE. INOPERATIVE EMERGENCY PATH LIGHTING AT SEAT ROWS 13 THRU 18. REPLACED WELS BATTERY UNIT, IAW AMM 33-51-07. OPERATIONS CHECK GOOD. ALSO REPLACED WELS CONTROL UNIT (AALA202011139010) AND ADDITIONAL BATTERY UNITS (AALA202011139015, AALA202011139016), IAW AMM 33-51-07. OPERATIONS CHECK GOOD.