A leak determining apparatus for an evaporated fuel treatment system is provided for executing a leak determination for an evaporated fuel treatment system without suspending it even in such a condition that variations in fuel could occur, thereby accurately providing a leak determination result. In order to maintain operation of the power amplifier above minimum operating conditions, the self-setting power supply sets the supply voltage to the minimum operating voltage when the supply current drops below a threshold bias current. A suitable length of the inner end of the wire assembly is provided with an insulation coating material that can conduct electricity when wet, and is wound into a signal actuating section embedded in the diaper in a position that can readily absorb urine. At the dispatch point within the pipelines the Instruction Unit sends valid GP instructions to the GP Unit and SIMD instructions to an SIMD issue queue. Method embodiments of the present invention include methods for quickly and easily identifying a user and interconnecting with a user’s portable device in order to prepare to provide any of a variety of personalized content-delivery services to the customer.