PROBLEM TO BE SOLVED: To provide a performance board discrimination device can prevent wrong mounting of a performance board having a different specification.;SOLUTION: This performance board discrimination device equipped with a test head having a plurality of built-in head mounting cards, and the performance board connected to the test head, is also equipped with a controller for controlling so that the performance board is not locked with the test head, when the connected performance board does not agree with a specification based on a combination of the plurality of head mounting cards built in the test head.;COPYRIGHT: (C)2009,JPO&INPIT
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