Verify that the line cord is firmly attached at the wall outlet and instrument end. For defibrillators that can be connected to AC line power for the puposes of charging, verify that the unit is plugged into a live AC outlet, the line cord in firmly attached at the wall outlet and instrument end, the charger is attached to the defibrillator (i.e., the charger cable is attached or the defibrillator is firmly seated into the charging stand or mount) and that the charging light is on. Operate the defibrillator on battery power for several minutes (this can be done while conducting the inspection) to verify that the battery is charged and