As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE VISIT, FOUND BOTH EXTERIOR, AFT EMERGENCY LIGHTS INOP AND FOUND AISLE EMERGENCY LIGHTS AT SEAT LOCATIONS 22ABC, 26ABC AND 28DEF INOPERATIVE. MAINTENANCE REPLACED BATTERY PACK FOR INOPERATIVE EXTERIOR LIGHTS AND REPLACED POWER SUPPLY FOR AISLE EMERGENCY LIGHTS. SYSTEM OPERATION WAS NORMAL AFTER BATTERY PACK AND POWER SUPPLY WAS REPLACED.