Nec Home Electronics, Inc.

Mitsuo Ohashi

Kuniyoshi Takahashi

Jun Nakagawa

A function inspection system having a plurality of inspection units for inspecting the operation of an electronic appliance. The system includes a system of traversers which convey the electronic appliance to different inspection units. The inspection units inspect different functions of the electronic appliance. The traversers are controlled by a controller. The electronic appliance is a printed circuit board in the preferred embodiments.

Function inspecting system

A signal synchronizing system comprising first circuit having a plurality of sync signals, second circuit having a plurality of sync signals corresponding to the sync signals of the first circuit, respectively, and a synchronizing control circuit which synchronizes output signals of the second circuit with output signals of the first circuit. The synchronizing control circuit inputs the plurality of sync signals of each of the first and second circuits, and outputs a control signal to the second circuit.

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Osaka, Japan

Mitsuo Ohashi