As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW AISLE EMERGENCY PATH LIGHT ASSEMBLY BETWEEN AFT LAVATORIES INOPERATIVE. FOUND BATTERY DISLODGED ON FORWARD BATTERY PACK. REINSTALLED BATTERY PACK FOR AISLE EMERGENCY PATH LIGHT ASSEMBLY BETWEEN AFT LAVATORIES. SYSTEM GROUND CHECKED NORMAL OPERATION.