A smart card connector has a carriage that prevents inadvertent card pullout and that pushes the card rearward when a user intends to do so. The communicator comprehensively integrates a plurality of hardware and software functions associated with operating the high-energy density system into a single, convenient interface. The pole guide assembly is operatively associated with a latching mechanism which releasably couples the pole guide assembly and the boom in an operative position and an inoperative position. The adapter includes a locking mechanism selectively operable by an outer sleeve that is slidably mounted to the inner sleeve to effectively retain the Schrader nozzle in alignment with the adapter to allow the Schrader nozzle to be utilized as a Presta nozzle. 75:1 in a perpendicular recording medium.