What was found
EMERGENCY AISLE INOPERATIVE AT ROWS 50AB-56AB AND CEILING LIGHTS. REPLACED BATTERY PACK AT ROW 54AB. SYSTEM OPERATION IS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY AISLE INOPERATIVE AT ROWS 50AB-56AB AND CEILING LIGHTS. REPLACED BATTERY PACK AT ROW 54AB. SYSTEM OPERATION IS NORMAL.