What was found
SFO - EMERGENCY LIGHTS AT FORWARD OVERWING LEFT AND RIGHT INOPERATIVE. REPLACED BATTERY PACK. SYSTEM GROUND CHECKED NORMAL OPERATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SFO - EMERGENCY LIGHTS AT FORWARD OVERWING LEFT AND RIGHT INOPERATIVE. REPLACED BATTERY PACK. SYSTEM GROUND CHECKED NORMAL OPERATION.