Patent ID: 6787708
Filing Date: 2004-09-07
Classification: G01R,G06F,H05K

Abstract:
A set of at least two types of printed circuit boards having a first type printed circuit board which is a prototype test printed circuit board adapted for testing and having a plurality second type of printed circuit board which is a product circuit board for use in products, wherein said first and second type printed circuit board comprises:a first plurality of layers, and a main region in which a plurality of electrical components are disposed on said printed circuit board in an electrical design, the electrical components being connected by traces disposed on one or more of said first plurality of layers within said main region; and wherein only boards of said first type in said set further comprise:at least one additional layer for testing on which traces are routed that connect from debug connectors to vias within the main region of the printed circuit board, said at least one additional layer having an extended region in which a plurality of debug connectors are disposed, and wherein both the first and second type printed circuit boards have substantially the same electrical design in the main regions thereof.