What was found
FLT 3384 - FSM - FLIGHT ATTENDANT EMERGENCY LIGHT SWITCH LEFT ON, EMERGENCY LIGHT WILL COME ON BRIEFLY THEN EXTINGUISHE. AIRCRAFT ISSUED FERRY PERMIT TO DFW FOR MAINTENANCE. MAINTENANCE REMOVED AND REPLACED ALL FIVE EMERGENCY LIGHT BATTERY PACKS S/N 2640, 8086, 20512, 17641, 18484. (M)