Patent ID: 6219406
Filing Date: 2001-04-17
Classification: H04M,H04Q

Abstract:
An aggregated device of back wiring boards, each of the back wiring boards mounting thereon a printed board package and comprising adapter connectors to be connected to a plurality of testers, a receiving portion for a test demand signal from an external controller and a selector for selecting and connecting one of the testers to the printed board package through the adapter connector based on the test demand signal;each of the back wiring boards having group connectors to be connected to other back wiring boards to form a board group, andthe selector selecting and connecting one of the testers to only the printed board package connected to one of the back wiring boards within the board group based on the test demand signal,wherein when the group connector is a first group connector, at least one of the back wiring boards within each of the board groups has at least one second group connector for connecting the board groups,the board groups mutually connected through the second group connector form a different board group, andwithin the different board group, the selector selects and connects one of the testers to only the printed board package connected to one of the back wiring boards based on the test demand signal.