Systems and methods are described that disassociate Internet route table growth from the ability of a router to maintain service. An abnormal section specifying device specifies an abnormal section in the image forming apparatus based on a condition of the image forming apparatus. The low-voltage output terminal of the inside unit is connected to the side terminal of the lamp socket. A universal actuator is pivotally mounted to the valve assembly, and selective operation of the universal actuator facilitates substantially concurrent activation of the valve assembly to open water flow and the pump assembly to dispense a certain amount of cleaning product into the water flow. The invention also provides compositions comprising, and methods for making and using, such Sp35 antibodies, antigen-binding fragments thereof, Sp35 polypeptides and fusion proteins thereof.