#off-line_equipment__auxiliary_equipment__auxiliaryequipment  electronic equipment not in direct communication (or under the control of) the central processing unit
  supertype:  electronic_equipment  equipment that involves the controlled conduction of electrons (especially in a gas or vacuum or semiconductor)
  part of:  computer_system__computing_system__computingsystem__automatic_data_processing_system__ADP_system__ADPS  a system of one or more computers and associated software with common storage

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