What was found
PILOT REPORTED, EMERGENCY LIGHTS CAME ON IN FLIGHT, ALL ELECTRICAL SYS GOOD. COULD NOT TURN OFF LIGHTS WITH ARM /DISARM SWITCH. REPLACED EMERGENCY BATTERY PACK ASSY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED, EMERGENCY LIGHTS CAME ON IN FLIGHT, ALL ELECTRICAL SYS GOOD. COULD NOT TURN OFF LIGHTS WITH ARM /DISARM SWITCH. REPLACED EMERGENCY BATTERY PACK ASSY.