what is provided is a multi - layer pcb having a plurality of stacked dielectric layers , a conductor disposed on at least one of the plurality of dielectric layers , and a non - conductive via extending through at least a portion of the plurality of dielectric layers to intersect the conductor . a conductive body in an activated state is introduced into the non - conductive via , and upon contacting the conductor , the activated state conductive body adheres to the conductor . the activated state conductive body is then effected to a deactivated state , wherein the conductive body is affixed to the conductor to provide an electrical connection thereto .