A phase locked loop includes a detector, a charge pump, a loop filter, a voltage controlled oscillator, a divider, and a frequency change module. The assembly comprises a printed circuit board, electronic components disposed on the PCB, a thermal interface material thermally coupled to the electronic components, and a heat spreader plate thermally coupled to the TIM. The remote user, prior to obtaining secured access to the enterprise network, is not known to the enterprise network, and does not need to be associated with any security tokens previously originating from the enterprise network. The first plane resides in spaced relation to the second plane, with the first plane being offset from the second plane such that a plurality of the chamber sections of the first set of cooling channels connect to a plurality of the chamber sections of the second set of cooling channels.