What was found
COCKPIT EMERGENCY LIGHTS STAY ON AFTER AC AND DC POWER IS OFF. REPLACED BATTERIES IN EMERGENCY POWER SUPPLY IAW DC9 MM 33-55-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
COCKPIT EMERGENCY LIGHTS STAY ON AFTER AC AND DC POWER IS OFF. REPLACED BATTERIES IN EMERGENCY POWER SUPPLY IAW DC9 MM 33-55-00.