Most financially savvy approach to decide the likelihood a gadget is useful - thinks about a pin's unique estimations to each and every other pin searching for predictable I/V qualities. This test distinguishes net deformities like opens, shorts, inordinate spillage, ESD harm, and so on brought about by inappropriate dealing with or capacity.
Foxconn Lab suggests at least 20 examples and at any rate 10% of parts > 200 pieces be exposed to Continuity Testing. On the off chance that at least one sections bomb Continuity Testing, the whole part ought to be tried.