As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OPERATIONAL TEST OF EMER AISLE PATH LIGHTING, LIGHTS FROM SEAT ROWS 15 - 22 FAILED TO ILLUMINATE. BATTERY AT SEAT 15 TO BE AT FAULT. REPLACED BATTERY & CHARGER ASSEMBLY IAW AMM 33-51-06-960-805. PERFORMED OPERATIONS CHECK IAW AMM 33-51-00-720-801. OPERATIONS CHECKED GOOD.