What was found
COCKPIT EMERGENCY OVERHEAD LIGHTING STAYS ON AFTER AIRCRAFT POWER OFF. REPLACED BATTERIES IN EMERGENCY BATTERY PACK IAW DC-9 M.M. 33-53-0.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
COCKPIT EMERGENCY OVERHEAD LIGHTING STAYS ON AFTER AIRCRAFT POWER OFF. REPLACED BATTERIES IN EMERGENCY BATTERY PACK IAW DC-9 M.M. 33-53-0.